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3Com 7750 Series Command Reference Manual

Manual is about: 3Com Switch Command Reference Guide

Summary of 7750 Series

  • Page 1

    3com switch 7750 series command reference guide www.3com.Com part number: 10015463 rev. Ab september 2006.

  • Page 2

    Copyright © 2006, 3com corporation. All rights reserved. No part of this documentation may be reproduced in any form or by any means or used to make any derivative work (such as translation, transformation, or adaptation) without written permission from 3com corporation. 3com corporation reserves th...

  • Page 3: Table of Contents

    3com switch 7750 series command reference guide – cli table of contents i table of contents chapter 1 cli configuration commands.................................................................................... 1-1 1.1 cli configuration commands .......................................................

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    3com switch 7750 series command reference guide – cli chapter 1 cli configuration commands 1-1 chapter 1 cli configuration commands 1.1 cli configuration commands 1.1.1 command-privilege level syntax command-privilege level level view view command undo command-privilege view view command view system...

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    3com switch 7750 series command reference guide – cli chapter 1 cli configuration commands 1-2 1.1.2 display history-command syntax display history-command view any view parameter none description use the display history-command command to display history commands. All the history commands are saved...

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    3com switch 7750 series command reference guide – cli chapter 1 cli configuration commands 1-3 well to switch to the higher user level. You will remain in the original user level if you fail to provide the correct password. Note that: z users logging into a switch also fall into four levels, each of...

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    3com switch 7750 series command reference guide – cli chapter 1 cli configuration commands 1-4 password: password to be set. If you specify the simple keyword, provide this argument in plain text. If you specify the cipher keyword, you can provide this argument in either encrypted text or plain text...

  • Page 8: Table of Contents

    3com switch 7750 series command reference guide – login table of contents i table of contents chapter 1 login commands ........................................................................................................ 1-1 1.1 login commands.........................................................

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    3com switch 7750 series command reference guide – login chapter 1 login commands 1-2 example # configure to authenticate users using the local password on the aux interface. System-view system view: return to user view with ctrl+z. [3com] user-interface aux 0 [3com-ui-aux0] authentication-mode passw...

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    3com switch 7750 series command reference guide – login chapter 1 login commands 1-3 example # configure the telnet 10.110.100.1 command to be executed automatically after users log into vty 0. System-view system view: return to user view with ctrl+z. [3com] user-interface vty 0 [3com-ui-vty0] auto-...

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    3com switch 7750 series command reference guide – login chapter 1 login commands 1-4 view any view parameter type: user interface type. Number: user interface number. Summary: displays the summary information about a user interface. Description use the display user-interface command to display the i...

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    3com switch 7750 series command reference guide – login chapter 1 login commands 1-5 filed description tx/rx transmission speed of the user interface modem indicates whether or not a modem is used. Privi available command level auth authentication mode int physical position of the user interface a t...

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    3com switch 7750 series command reference guide – login chapter 1 login commands 1-6 display users ui delay type ipaddress username userlevel f 0 aux 0 00:00:00 3 1 vty 0 00:06:08 tel 192.168.0.3 + : current operation user. F : current operation user work in async mode.F 0 aux 0 00:00:00 table 1-2 d...

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    3com switch 7750 series command reference guide – login chapter 1 login commands 1-7 description use the flow-control command to configure the flow control mode of the user interface. Use the undo flow-control command to restore the default flow control mode of the user interface. By default, flow c...

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    3com switch 7750 series command reference guide – login chapter 1 login commands 1-9 you can specify the banner in the following three ways, each of which requires that the first character and the last character of the banner be the same. Z enter the banner in multiple lines. If you only type one ch...

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    3com switch 7750 series command reference guide – login chapter 1 login commands 1-10 (the beginning and end characters of the banner are not displayed.) option 2: enter the banner in multiple lines. System-view system view: return to user view with ctrl+z. [3com] header shell %shell: (following app...

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    3com switch 7750 series command reference guide – login chapter 1 login commands 1-11 use the undo history-command max-size command to revert to the default history command buffer size. Example # set the size of the history command buffer of aux 0 to 20 to enable it to store up to 20 commands. Syste...

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    3com switch 7750 series command reference guide – login chapter 1 login commands 1-12 1.1.11 lock syntax lock view user view parameter none description use the lock command to lock the current user interface to prevent unauthorized operations in the user interface. With the execution of this command...

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    3com switch 7750 series command reference guide – login chapter 1 login commands 1-13 description use the modem command to configure the both attribute of the modem. Use the undo modem command to disable the both configuration. Both call in and call out are allowed when the modem command is executed...

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    3com switch 7750 series command reference guide – login chapter 1 login commands 1-14 [3com] user-interface aux 0 [3com>-ui-aux0] modem auto-answer 1.1.14 modem timer answer syntax modem timer answer seconds undo modem timer answer view user interface view parameter seconds: waiting timeout time, in...

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    3com switch 7750 series command reference guide – login chapter 1 login commands 1-15 none: does not check. Odd: performs odd checks. Space: performs space checks. Description use the parity command to set the check mode of the user interface. Use the undo parity command to revert to the default che...

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    3com switch 7750 series command reference guide – login chapter 1 login commands 1-16 system view: return to user view with ctrl+z. [3com] user-interface vty 0 [3com-ui-vty0] protocol inbound ssh 1.1.17 screen-length syntax screen-length screen-length undo screen-length view user interface view para...

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    3com switch 7750 series command reference guide – login chapter 1 login commands 1-17 parameter all: sends messages to all user interfaces. Type: user interface type. Number: absolute or relative index of the user interface. Description use the send command to send messages to a specified user inter...

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    3com switch 7750 series command reference guide – login chapter 1 login commands 1-18 description use the service-type command to specify the login type and the corresponding available command level. Use the undo service-type command to cancel login type configuration. Commands fall into four comman...

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    3com switch 7750 series command reference guide – login chapter 1 login commands 1-20 example # set the local password of vty 0 to “123”. System-view system view: return to user view with ctrl+z. [3com] user-interface vty 0 [3com-ui-vty0] set authentication password simple 123 1.1.21 shell syntax sh...

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    3com switch 7750 series command reference guide – login chapter 1 login commands 1-21 1.1.22 speed syntax speed speed-value undo speed view user interface view parameter speed-value: transmission speed (in bps). This argument can be 300, 600, 1200, 2400, 4800, 9600, 19,200, 38,400, 57,600, and 115,2...

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    3com switch 7750 series command reference guide – login chapter 1 login commands 1-22 description use the stopbits command to set the stop bits of the user interface. Use the undo stopbits command to revert to the default stop bits. Use these two commands in the aux user interface only. By default, ...

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    3com switch 7750 series command reference guide – login chapter 1 login commands 1-24 view system view parameter type: user interface type. First-number: user interface index, which identifies the first user interface to be configured. Last-number: user interface index, which identifies the last use...

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    3com switch 7750 series command reference guide – login chapter 1 login commands 1-25 example # configure that commands of level 0 are available to the users logging into vty 0. System-view system view: return to user view with ctrl+z. [3com] user-interface vty 0 [3com-ui-vty0] user privilege level ...

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    3com switch 7750 series command reference guide – login chapter 2 commands for user control 2-2 view system view parameter read: specifies that the community has read-only permission in the specified view. Write: specifies that the community has read/write permission in the specified view. Community...

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    3com switch 7750 series command reference guide – login chapter 2 commands for user control 2-3 view system view parameter v1: specifies to adopt v1 security scheme. V2c: specifies to adopt v2c security scheme. V3: specifies to adopt v3 security scheme. Group-name: group name. This argument can be o...

  • Page 38

    3com switch 7750 series command reference guide – login chapter 2 commands for user control 2-5 description use the snmp-agent usm-user command to add a user to a specified snmp group. You can also optionally use this command to apply an acl to filter network management users. Use the undo snmp-agen...

  • Page 39: Table of Contents

    3com switch 7750 series command reference guide – configuration file management table of contents i table of contents chapter 1 configuration file management commands ............................................................ 1-1 1.1 configuration file management commands ............................

  • Page 40: Commands

    3com switch 7750 series command reference guide – configuration file management chapter 1 configuration file management commands 1-1 chapter 1 configuration file management commands 1.1 configuration file management commands 1.1.1 display current-configuration syntax display current-configuration [ ...

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    3com switch 7750 series command reference guide – configuration file management chapter 1 configuration file management commands 1-2 exclude: displays the configuration excluding the specified characters. Include: displays the configuration including the specified characters. Text: text included in ...

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    3com switch 7750 series command reference guide – configuration file management chapter 1 configuration file management commands 1-3 description use the display current-configuration command to display the currently effective configuration parameters of the switch. By default, if some running config...

  • Page 43

    3com switch 7750 series command reference guide – configuration file management chapter 1 configuration file management commands 1-4 vlan 1 # vlan 2 # interface vlan-interface1 # interface vlan-interface2 ip address 10.1.1.2 255.255.255.0 # interface aux0/0 # interface ethernet1/0/1 duplex full spee...

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    3com switch 7750 series command reference guide – configuration file management chapter 1 configuration file management commands 1-5 # view configuration information of all the vlans. Display current-configuration vlan # vlan 1 description testvlan1 igmp-snooping enable # vlan 10 description testvla...

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    3com switch 7750 series command reference guide – configuration file management chapter 1 configuration file management commands 1-7 1.1.2 display saved-configuration syntax display saved-configuration view any view parameter none description use the display saved-configuration command to view the c...

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    3com switch 7750 series command reference guide – configuration file management chapter 1 configuration file management commands 1-8 # ospf 1 # ip route-static 10.12.0.0 255.255.0.0 ethernet 12/0/0 # user-interface con 0 user-interface aux 0 user-interface vty 0 4 authentication-mode none # return t...

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    3com switch 7750 series command reference guide – configuration file management chapter 1 configuration file management commands 1-9 example # display the running configuration parameters in system view. System-view system view: return to user view with ctrl+z. [3com] display this # sysname 3com s65...

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    3com switch 7750 series command reference guide – configuration file management chapter 1 configuration file management commands 1-10 related command: startup saved-configuration. Example # display the configuration filenames used for the current and the next start-ups. Display startup mainboard: st...

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    3com switch 7750 series command reference guide – configuration file management chapter 1 configuration file management commands 1-11 reset saved-configuration the saved configuration will be erased. Are you sure?[y/n]y configuration in flash memory is being cleared. Please wait ... .... Configurati...

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    3com switch 7750 series command reference guide – configuration file management chapter 1 configuration file management commands 1-12 example # get the current configuration files stored in the flash memory. Save the configuration will be written to the device. Are you sure?[y/n]y now saving current...

  • Page 52: Table of Contents

    3com switch 7750 series command reference guide – vlan commands table of contents i table of contents chapter 1 vlan configuration commands................................................................................ 1-1 1.1 vlan configuration commands................................................

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    3com switch 7750 series command reference guide – vlan commands chapter 1 vlan configuration commands 1-3 parameter vlan -id: id of the specific vlan interface. Description use the display interface vlan-interface command to display the related information of a vlan interface, including, physical st...

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    3com switch 7750 series command reference guide – vlan commands chapter 1 vlan configuration commands 1-5 untagged ports: ethernet3/0/30 table 1-2 description of the fields of the display vlan command z field z description z vla n id z vlan id z vla n type z vlan type (dynamic or static) z rout e in...

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    3com switch 7750 series command reference guide – vlan commands chapter 1 vlan configuration commands 1-6 description use the interface vlan-interface command to create a vlan interface or enter vlan interface view. Use the undo interface vlan-interface command to delete the vlan interface. Related ...

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    3com switch 7750 series command reference guide – vlan commands chapter 1 vlan configuration commands 1-7 1.1.7 shutdown syntax shutdown undo shutdown view vlan interface view parameter none description use the shutdown command to disable a vlan interface. Use the undo shutdown command to enable a v...

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    3com switch 7750 series command reference guide – vlan commands chapter 1 vlan configuration commands 1-8 view system view parameter vlan-id :id of the vlan that you want to enter. Its value ranges from 1 to 4094. To:specifies the range of vlans to be removed. All:specifies to remove all vlans. Desc...

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    3com switch 7750 series command reference guide – vlan commands chapter 1 vlan configuration commands 1-9 view system view parameter vlan-id : id of the initial vlan to be created, in the range of 1 to 4,094. To: specifies the range of vlans. Vlan-id2 : id of the terminal vlan to be created, in the ...

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    3com switch 7750 series command reference guide – vlan commands chapter 1 vlan configuration commands 1-10 1.1.10 vlan all syntax vlan all undo vlan all view system view parameter none description use the vlan all command to create all the vlans, namely, vlan 2 to vlan 4,094. Use the undo vlan all c...

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    3com switch 7750 series command reference guide – vlan commands chapter 1 vlan configuration commands 1-11 this may delete all static vlan except the vlan kept by protocol and the default vlan. Continue?[y/n]:y this operation may take a few minutes. Please wait... Can't delete vlan when shared-vlan ...

  • Page 64

    3com switch 7750 series command reference guide – vlan commands chapter 1 vlan configuration commands 1-12 caution: the port command is only applicable to access ports. To add trunk ports and hybrid ports to a vlan, you can use the port trunk permit vlan and port hybrid vlan commands in ethernet por...

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    3com switch 7750 series command reference guide – vlan commands chapter 1 vlan configuration commands 1-13 example # display protocol information and protocol index configured for ethernet1/0/1 and ethernet1/0/2 ports. Display protocol-vlan interface ethernet 1/0/1 to ethernet 1/0/2 interface: ether...

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    3com switch 7750 series command reference guide – vlan commands chapter 1 vlan configuration commands 1-16 view system view parameter vlan-id :vlan id, ranging from 1 to 4094. Protocol-index :beginning protocol index, ranging from 0 to 6. Its value must be smaller than or equal to the value of the p...

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    3com switch 7750 series command reference guide – vlan commands chapter 1 vlan configuration commands 1-17 example # associate protocols 0 to 6 in vlan3 with board 5. System-view system view: return to user view with ctrl+z. [3com] protocol-vlan vlan 3 0 to 6 slot 5 1.3.6 protocol-vlan syntax protoc...

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    3com switch 7750 series command reference guide – vlan commands chapter 1 vlan configuration commands 1-18 protocol-end :end protocol index, ranging from 0 to 6. Note that its value must be larger than or equal to the value of the protocol-index argument. All:specifies all protocol indices. Descript...

  • Page 71

    3com switch 7750 series command reference guide – vlan commands chapter 1 vlan configuration commands 1-19 system-view system view: return to user view with ctrl+z. [3com] vlan 3 [3com-vlan3] protocol-vlan ip # configure vlan 5 as a vlan based on network segment 123.34.56.0. [3com-vlan3] vlan 5 [3co...

  • Page 72: Table of Contents

    3com switch 7750 series command reference guide – extended vlan applications table of contents i table of contents chapter 1 voice vlan configuration commands ..................................................................... 1-1 1.1 voice vlan configuration commands ................................

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    3com switch 7750 series command reference guide – extended vlan applications chapter 1 voice vlan configuration commands 1-1 chapter 1 voice vlan configuration commands 1.1 voice vlan configuration commands 1.1.1 display voice vlan oui syntax display voice vlan oui view any view parameter none descr...

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    3com switch 7750 series command reference guide – extended vlan applications chapter 1 voice vlan configuration commands 1-2 parameter none description use the display voice vlan status command to display voice vlan-related information, including voice vlan status (disabled/enabled), security mode, ...

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    3com switch 7750 series command reference guide – extended vlan applications chapter 1 voice vlan configuration commands 1-3 caution: the “current voice vlan enable port mode” field lists the ports with the voice vlan function enabled. Note that a port listed in this field may not currently operate ...

  • Page 76

    3com switch 7750 series command reference guide – extended vlan applications chapter 1 voice vlan configuration commands 1-4 1.1.4 voice vlan syntax voice vlan vlan-id enable undo voice vlan enable view system view parameter vlan-id: id of the vlan that needs to be enabled with the voice vlan functi...

  • Page 77

    3com switch 7750 series command reference guide – extended vlan applications chapter 1 voice vlan configuration commands 1-5 1.1.5 voice vlan aging syntax voice vlan aging minutes undo voice vlan aging view system view parameter minutes: aging time (in minutes) to be set for a voice vlan. This argum...

  • Page 78

    3com switch 7750 series command reference guide – extended vlan applications chapter 1 voice vlan configuration commands 1-6 use the undo voice vlan enable command to disable the voice vlan function for a port. Z the voice vlan function takes effect on a port only when it is enabled in both system v...

  • Page 79

    3com switch 7750 series command reference guide – extended vlan applications chapter 1 voice vlan configuration commands 1-7 use the undo voice vlan mac-address command to disable a mac address from being used to identify voice devices. A switch can use up to 16 mac addresses to identify voice devic...

  • Page 80

    3com switch 7750 series command reference guide – extended vlan applications chapter 1 voice vlan configuration commands 1-8 use the undo voice vlan mode auto command to configure an ethernet port to operate in the manual voice vlan mode. By default, an ethernet port operates in the automatic voice ...

  • Page 81

    3com switch 7750 series command reference guide – extended vlan applications chapter 1 voice vlan configuration commands 1-9 [3com] undo voice vlan security enable.

  • Page 82: Commands

    3com switch 7750 series command reference guide – extended vlan applications chapter 2 isolate-user-vlan configuration commands 2-1 chapter 2 isolate-user-vlan configuration commands note: you need to configure the hybrid attribute for a port in the process of configuring an isolate-user-vlan. For h...

  • Page 83

    3com switch 7750 series command reference guide – extended vlan applications chapter 2 isolate-user-vlan configuration commands 2-2 isolate-user-vlan type : isolate-user-vlan route interface: not configured description: vlan 0003 tagged ports: none untagged ports: ethernet1/0/4 ethernet1/0/8 etherne...

  • Page 84

    3com switch 7750 series command reference guide – extended vlan applications chapter 2 isolate-user-vlan configuration commands 2-3 description use the isolate-user-vlan command to establish the mapping between the isolate-user-vlan and the secondary vlan. Use the undo isolate-user-vlan command to c...

  • Page 85

    3com switch 7750 series command reference guide – extended vlan applications chapter 2 isolate-user-vlan configuration commands 2-4 note: z multiple isolate-user-vlans can be configured for a switch. Z with gvrp function enabled, a switch cannot be enabled with isolate-user-vlan function. Z the isol...

  • Page 86

    3com switch 7750 series command reference guide – extended vlan applications chapter 3 super vlan configuration commands 3-1 chapter 3 super vlan configuration commands 3.1 super vlan configuration commands 3.1.1 dhcp-server syntax dhcp-server groupno undo dhcp-server view vlan interface view parame...

  • Page 87

    3com switch 7750 series command reference guide – extended vlan applications chapter 3 super vlan configuration commands 3-2 description use the display supervlan command to view the mapping relationship between super vlan and sub vlan, and the ports identifying mapping relationship between super vl...

  • Page 88

    3com switch 7750 series command reference guide – extended vlan applications chapter 3 super vlan configuration commands 3-3 broadcast max-ratio: 100 tagged ports: none untagged ports: ethernet3/0/4 3.1.3 subvlan syntax subvlan vlan-list undo subvlan [ vlan-list ] view vlan view of the super vlan pa...

  • Page 89

    3com switch 7750 series command reference guide – extended vlan applications chapter 3 super vlan configuration commands 3-4 example # establish the mapping relationship between sub vlan 3, 4, 5, 9 and super vlan 10. System-view system view: return to user view with ctrl+z. [3com] vlan 10 [3com-vlan...

  • Page 90

    3com switch 7750 series command reference guide – extended vlan applications chapter 3 super vlan configuration commands 3-5.

  • Page 91: Table of Contents

    3com switch 7750 series command reference guide — ip / ipx table of contents i table of contents chapter 1 ip address configuration commands....................................................................... 1-1 1.1 ip address configuration commands .................................................

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    3com switch 7750 series command reference guide — ip / ipx table of contents ii 3.1.15 ipx route-static ..................................................................................................... 3-16 3.1.16 ipx sap disable......................................................................

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    3com switch 7750 series command reference guide — ip / ipx chapter 1 ip address configuration commands 1-1 chapter 1 ip address configuration commands 1.1 ip address configuration commands 1.1.1 display ip interface syntax display ip interface [ brief ] [ interface-type [ interface-number ] view any...

  • Page 94

    3com switch 7750 series command reference guide — ip / ipx chapter 1 ip address configuration commands 1-2 source quench: 0 routing redirect: 0 echo request: 0 router advert: 0 router solicit: 0 time exceed: 0 ip header bad: 0 timestamp request: 0 timestamp reply: 0 information request: 0 informatio...

  • Page 95

    3com switch 7750 series command reference guide — ip / ipx chapter 1 ip address configuration commands 1-3 field description icmp packet input number: 0 echo reply: 0 unreachable: 0 source quench: 0 routing redirect: 0 echo request: 0 router advert: 0 router solicit: 0 time exceed: 0 ip header bad: ...

  • Page 96

    3com switch 7750 series command reference guide — ip / ipx chapter 1 ip address configuration commands 1-4 sub: secondary ip address of a vlan or loopback interface. Description use the ip address command to specify an ip address and mask for a vlan or loopback interface. Use the undo ip address com...

  • Page 97: Commands

    3com switch 7750 series command reference guide — ip / ipx chapter 2 ip performance configuration commands 2-1 chapter 2 ip performance configuration commands 2.1 ip performance configuration commands 2.1.1 display fib syntax display fib fib-rule view any view parameter fib-rule: specifies fib entri...

  • Page 98

    3com switch 7750 series command reference guide — ip / ipx chapter 2 ip performance configuration commands 2-2 description use the display fib command to view the summary of the forwarding information base (fib). Each line indicates an fib entry. The information includes: destination address/mask le...

  • Page 99

    3com switch 7750 series command reference guide — ip / ipx chapter 2 ip performance configuration commands 2-3 display fib acl 2001 route entry matched by access-list 2001 summary counts :1 destination/mask nexthop flag timestamp interface 211.71.75.0/24 1.1.1.2 gsu t[250763] vlan-interface2 # view ...

  • Page 100

    3com switch 7750 series command reference guide — ip / ipx chapter 2 ip performance configuration commands 2-4 timestamp 0 information reply 0 mask requests 0 mask replies 0 time exceeded 0 table 2-3 description on the fields of the display icmp statistics command field description bad formats numbe...

  • Page 101

    3com switch 7750 series command reference guide — ip / ipx chapter 2 ip performance configuration commands 2-5 description use the display ip socket command to display the information of the current socket. Example # display the information about the socket of the tcp type. Display ip socket socktyp...

  • Page 102

    3com switch 7750 series command reference guide — ip / ipx chapter 2 ip performance configuration commands 2-6 field description socket option option of a socket socket state state of a socket 2.1.4 display ip statistics syntax display ip statistics view any view parameter none description use the d...

  • Page 103

    3com switch 7750 series command reference guide — ip / ipx chapter 2 ip performance configuration commands 2-7 field description number bad format number of packets in bad format bad checksum number of packets with bad checksum bad options number of packets with wrong options forwarding number of fo...

  • Page 104

    3com switch 7750 series command reference guide — ip / ipx chapter 2 ip performance configuration commands 2-8 example # view the statistics about tcp packets. Display tcp statistics received packets: total: 753 packets in sequence: 412 (11032 bytes) window probe packets: 0, window update packets: 0...

  • Page 105

    3com switch 7750 series command reference guide — ip / ipx chapter 2 ip performance configuration commands 2-9 field description checksum error/ offset error/ short error number of checksum errors/number of offset errors/number of short errors duplicate packets/ partially duplicate packets number of...

  • Page 106

    3com switch 7750 series command reference guide — ip / ipx chapter 2 ip performance configuration commands 2-10 field description packets dropped with md5 authentication number of dropped packets with md5 authentication packets permitted with md5 authentication number of permitted packets with md5 a...

  • Page 107

    3com switch 7750 series command reference guide — ip / ipx chapter 2 ip performance configuration commands 2-11 2.1.7 display udp statistics syntax display udp statistics view any view parameter none description use the display udp statistics command to view the statistics about udp packets. Related...

  • Page 108

    3com switch 7750 series command reference guide — ip / ipx chapter 2 ip performance configuration commands 2-12 field description total broadcast or multicast packets total number of transmitted broadcast or multicast packets no socket broadcast or multicast packets total number of transmitted broad...

  • Page 109

    3com switch 7750 series command reference guide — ip / ipx chapter 2 ip performance configuration commands 2-13 2.1.9 ip forward-broadcast syntax ip forward-broadcast undo ip forward-broadcast view system view parameter none description use the ip forward-broadcast command to forward layer 3 broadca...

  • Page 110

    3com switch 7750 series command reference guide — ip / ipx chapter 2 ip performance configuration commands 2-14 example # clear the statistics information about ip packets. Reset ip statistics 2.1.11 reset tcp statistics syntax reset tcp statistics view user view parameter none description use the r...

  • Page 111

    3com switch 7750 series command reference guide — ip / ipx chapter 2 ip performance configuration commands 2-15 reset udp statistics 2.1.13 tcp timer fin-timeout syntax tcp timer fin-timeout time-value undo tcp timer fin-timeout view system view parameter time-value: tcp finwait timer value, in seco...

  • Page 112

    3com switch 7750 series command reference guide — ip / ipx chapter 2 ip performance configuration commands 2-16 parameter time-value: tcp synwait timer value, in seconds, with the value ranging from 2 to 600. Description use the tcp timer syn-timeout command to configure the tcp synwait timer. Use t...

  • Page 113

    3com switch 7750 series command reference guide — ip / ipx chapter 2 ip performance configuration commands 2-17 example # configure the size of the transmission and receiving buffers to 3kb. System-view system view: return to user view with ctrl+z. [3com] tcp window 3.

  • Page 114

    3com switch 7750 series command reference guide — ip / ipx chapter 3 ipx configuration commands 3-1 chapter 3 ipx configuration commands 3.1 ipx configuration commands 3.1.1 display ipx interface syntax display ipx interface [vlan-interface vlan-id ] view any view parameter vlan-id: specifies a vlan...

  • Page 115

    3com switch 7750 series command reference guide — ip / ipx chapter 3 ipx configuration commands 3-2 0 rip general requests received, 0 rip general responses sent 0 sap received, 0 sap sent, 0 sap discarded 0 sap requests received, 0 sap responses sent table 3-1 description on the fields of the displ...

  • Page 117

    3com switch 7750 series command reference guide — ip / ipx chapter 3 ipx configuration commands 3-4 table 3-2 description on the fields of the display ipx routing-table command field description dest_ntwk_id destination network number of the route proto protocol type of the route pre route preferenc...

  • Page 118

    3com switch 7750 series command reference guide — ip / ipx chapter 3 ipx configuration commands 3-5 field description state the state of the route. It can be active, inactive, or delete. Active indicates that this route is an active route. Inactive indicates that this route is an inactive route. Del...

  • Page 119

    3com switch 7750 series command reference guide — ip / ipx chapter 3 ipx configuration commands 3-6 network network: displays the network number information of the specified server. The network number comprises eight hexadecimal numbers and is in the range of 0x1 to 0xffffffff. The leading 0s can be...

  • Page 120

    3com switch 7750 series command reference guide — ip / ipx chapter 3 ipx configuration commands 3-7 table 3-5 description on the fields of the display ipx service-table command field description name server name type service type netid network number nodeid node number sock socket pref preference ho...

  • Page 121

    3com switch 7750 series command reference guide — ip / ipx chapter 3 ipx configuration commands 3-8 0 requests sent, 0 periodic updates sap: 0 general requests received 0 specific requests received 0 gns requests received 0 general responses sent 0 specific responses sent 0 gns responses sent 0 peri...

  • Page 122

    3com switch 7750 series command reference guide — ip / ipx chapter 3 ipx configuration commands 3-9 field description sap: 0 general requests received 0 specific requests received 0 gns requests received 0 general responses sent 0 specific responses sent 0 gns responses sent 0 periodic updates, 0 er...

  • Page 124

    3com switch 7750 series command reference guide — ip / ipx chapter 3 ipx configuration commands 3-11 description use the ipx netbios-propagation command to enable the current vlan interface to forward type 20 broadcast packets. Use the undo ipx netbios-propagation command to disable the current vlan...

  • Page 125

    3com switch 7750 series command reference guide — ip / ipx chapter 3 ipx configuration commands 3-12 [3com-vlan-interface2]ipx network 675 3.1.9 ipx rip import-route static syntax ipx rip import-route static undo ipx rip import-route static view system view parameter none description use the ipx rip...

  • Page 126

    3com switch 7750 series command reference guide — ip / ipx chapter 3 ipx configuration commands 3-13 description use the ipx rip mtu command to configure the ipx rip update packet size. Use the undo ipx rip mtu command to restore the default size. By default, the default size of ipx rip update packe...

  • Page 127

    3com switch 7750 series command reference guide — ip / ipx chapter 3 ipx configuration commands 3-14 [3com] ipx rip multiplier 5 3.1.12 ipx rip timer update syntax ipx rip timer update seconds undo ipx rip timer update view system view parameter seconds: rip update interval, in seconds. It is in the...

  • Page 128

    3com switch 7750 series command reference guide — ip / ipx chapter 3 ipx configuration commands 3-15 description use the ipx route load-balance-path command to configure the maximum number of equivalent routes to the same destination. Use the undo ipx route load-balance-path command to restore the d...

  • Page 129

    3com switch 7750 series command reference guide — ip / ipx chapter 3 ipx configuration commands 3-16 example # set the maximum number of dynamic routes saved in the device to the same destination to 200. System-view system view: return to user view with ctrl+z. [3com] ipx route max-reserve-path 200 ...

  • Page 130

    3com switch 7750 series command reference guide — ip / ipx chapter 3 ipx configuration commands 3-17 example # configure an ipx static route, with the destination network number being 0x5a, next hop being 675.0-0c91-f61f, tick value being 10 and hop count being 2. System-view system view: return to ...

  • Page 131

    3com switch 7750 series command reference guide — ip / ipx chapter 3 ipx configuration commands 3-18 parameter none description use the ipx sap gns-disable-reply command to disable ipx gns reply on the current vlan interface. Use the undo ipx sap gns-disable-reply command to enable ipx gns reply on ...

  • Page 132

    3com switch 7750 series command reference guide — ip / ipx chapter 3 ipx configuration commands 3-19 example # respond to gns requests with the information of the nearest server. System-view system view: return to user view with ctrl+z. [3com] undo ipx sap gns-load-balance 3.1.19 ipx sap max-reserve...

  • Page 133

    3com switch 7750 series command reference guide — ip / ipx chapter 3 ipx configuration commands 3-20 view vlan interface view parameter bytes: the maximum sap packet size, in bytes. It is in the range of 480 to 1500. Description use the ipx sap mtu command to configure the maximum size of sap update...

  • Page 134

    3com switch 7750 series command reference guide — ip / ipx chapter 3 ipx configuration commands 3-21 example # set the aging period of the sap service entries to five times the update interval. System-view system view: return to user view with ctrl+z. [3com] ipx sap multiplier 5 3.1.22 ipx sap timer...

  • Page 135

    3com switch 7750 series command reference guide — ip / ipx chapter 3 ipx configuration commands 3-22 view system view parameter service-type: a 4-byte hexadecimal number ranging from 0 to ffff. 0 indicates all the service types. Name: specifies the server providing the specified service, a string of...

  • Page 136

    3com switch 7750 series command reference guide — ip / ipx chapter 3 ipx configuration commands 3-23 3.1.24 ipx split-horizon syntax ipx split-horizon undo ipx split-horizon view vlan interface view parameter none description use the ipx split-horizon command to enable split horizon on the current v...

  • Page 137

    3com switch 7750 series command reference guide — ip / ipx chapter 3 ipx configuration commands 3-24 use the undo ipx tick command to restore the default value. By default, the forwarding delay on the vlan interface is one tick. Example # configure vlan interface 2 to experience a delay of five tick...

  • Page 138

    3com switch 7750 series command reference guide — ip / ipx chapter 3 ipx configuration commands 3-25 view user view parameter all: clears the statistics of all the ipx routes. Default: clears the statistics of the default ipx routes. Direct: clears the statistics of the direct ipx routes. Rip: clear...

  • Page 139: Table of Contents

    3com switch 7750 series command reference guide — gvrp commands table of contents i table of contents chapter 1 gvrp configuration commands ............................................................................... 1-1 1.1 garp configuration commands................................................

  • Page 140

    3com switch 7750 series command reference guide — gvrp commands chapter 1 gvrp configuration commands 1-1 chapter 1 gvrp configuration commands 1.1 garp configuration commands 1.1.1 display garp statistics syntax display garp statistics [ interface interface-list ] view any view parameter interface-...

  • Page 141

    3com switch 7750 series command reference guide — gvrp commands chapter 1 gvrp configuration commands 1-2 1.1.2 display garp timer syntax display garp timer [ interface interface-list ] view any view parameter interface-list: list of ethernet ports. You can specify multiple ethernet ports by providi...

  • Page 142

    3com switch 7750 series command reference guide — gvrp commands chapter 1 gvrp configuration commands 1-3 view ethernet port view parameter hold: sets the garp hold timer. When a garp entity receives a piece of registration information, it does not send out a join message immediately. Instead, to sa...

  • Page 143

    3com switch 7750 series command reference guide — gvrp commands chapter 1 gvrp configuration commands 1-4 timer lower threshold upper threshold join this lower threshold is greater than or equal to twice the timeout time of the hold timer. You can change the threshold by changing the timeout time of...

  • Page 144

    3com switch 7750 series command reference guide — gvrp commands chapter 1 gvrp configuration commands 1-5 also note that this argument needs to be a multiple of 5 and cannot be larger than 32,765. By default, the leaveall timer is set to 1,000 centiseconds (that is, 10 seconds). Description use the ...

  • Page 145

    3com switch 7750 series command reference guide — gvrp commands chapter 1 gvrp configuration commands 1-6 related command: display garp statistics. Example # clear garp statistics of all ports. Reset garp statistics 1.2 gvrp configuration commands 1.2.1 display gvrp statistics syntax display gvrp st...

  • Page 146

    3com switch 7750 series command reference guide — gvrp commands chapter 1 gvrp configuration commands 1-7 gvrp last pdu origin : 0000-0000-0000 gvrp registration type : normal 1.2.2 display gvrp status syntax display gvrp status view any view parameter none description use the display gvrp status co...

  • Page 147

    3com switch 7750 series command reference guide — gvrp commands chapter 1 gvrp configuration commands 1-8 by default, gvrp is disabled both globally and on ports. Note that: z to enable gvrp for a port, you need to enable gvrp globally first. Z gvrp is disabled on any ports if gvrp is disabled globa...

  • Page 148

    3com switch 7750 series command reference guide — gvrp commands chapter 1 gvrp configuration commands 1-9 related command: display gvrp statistics example # configure the gvrp registration type on the port ethernet1/0/1 to fixed. System-view system view: return to user view with ctrl+z. [3com] inter...

  • Page 149: Table of Contents

    3com switch 7750 series command reference guide — q-in-q commands table of contents i table of contents chapter 1 q-in-q configuration commands .............................................................................. 1-1 1.1 q-in-q configuration commands ..........................................

  • Page 150

    3com switch 7750 series command reference guide — q-in-q commands chapter 1 q-in-q configuration commands 1-1 chapter 1 q-in-q configuration commands 1.1 q-in-q configuration commands 1.1.1 display port vlan-vpn syntax display port vlan-vpn view any view parameter none description use the display po...

  • Page 151

    3com switch 7750 series command reference guide — q-in-q commands chapter 1 q-in-q configuration commands 1-2 description use the vlan-vpn enable command to enable the q-in-q function for a port. Use the undo vlan-vpn command to disable the q-in-q function for a port. By default, the q-in-q function...

  • Page 152

    3com switch 7750 series command reference guide — q-in-q commands chapter 1 q-in-q configuration commands 1-3 use the undo vlan-vpn priority command to restore the default configuration. By default, inner-outer tag priority mapping is disabled. Example # configure priority mappings between inner and...

  • Page 153: Commands

    3com switch 7750 series command reference guide — q-in-q commands chapter 2 selective q-in-q configuration commands 2-1 chapter 2 selective q-in-q configuration commands note: you can implement traffic-based selective q-in-q on an switch 7750 series switch by using acls and qos techniques. Refer to ...

  • Page 154

    3com switch 7750 series command reference guide — q-in-q commands chapter 2 selective q-in-q configuration commands 2-2 example # configure that the single-tagged inbound packets of vlan 8 through vlan 15 are tagged with vlan 20 tags on ethernet1/0/1 port. Configure ethernet 1/0/5 as the uplink port...

  • Page 155

    3com switch 7750 series command reference guide — q-in-q commands chapter 2 selective q-in-q configuration commands 2-3 untagged attribute. When the uplink port is not available, if you modify this configuration, the configuration of the raw-vlan-id inbound command is removed at the same time. Cauti...

  • Page 156

    3com switch 7750 series command reference guide — q-in-q commands chapter 3 shared-vlan configuration commands 3-1 chapter 3 shared-vlan configuration commands 3.1 shared-vlan configuration commands 3.1.1 display shared-vlan syntax display shared-vlan view any view parameter none description use the...

  • Page 157

    3com switch 7750 series command reference guide — q-in-q commands chapter 3 shared-vlan configuration commands 3-2 description use the shared-vlan mainboard command to configure shared-vlan on an srpu. Use the undo shared-vlan mainboard command to remove the configuration. By default, no shared-vlan...

  • Page 158

    3com switch 7750 series command reference guide — q-in-q commands chapter 3 shared-vlan configuration commands 3-3 use the undo shared-vlan slot command to remove the configuration. By default, no shared-vlan is configured on the lpu. Note: you must use a created vlan as shared-vlan; otherwise the s...

  • Page 159: Table of Contents

    3com switch 7750 series command reference guide — basic port commands table of contents i table of contents chapter 1 port basic configuration commands........................................................................ 1-1 1.1 port basic configuration commands......................................

  • Page 161

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-2 note: z broadcast suppression is set in different ways for different lpus of the switch 7750 series: for type-a lpus, broadcast suppression must be set in vlan view; for non-type-a l...

  • Page 162

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-3 description use the copy configuration command to copy the configuration on a port to some other ports to keep consistent configuration on them. Note: any aggregation group port you ...

  • Page 163

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-4 parameter text: port description, a string of up to 80 characters. Description use the description command to set a port description string. Use the undo description command to remov...

  • Page 164

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-5 this command is similar to the display interface command, but the information it displays is briefer. Note: currently, for the port types other than ethernet port, this command only ...

  • Page 165

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-6 view any view parameter interface-type: port type. Interface-number: port number. Description use the display interface command to display port configuration. When using this command...

  • Page 166

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-7 input(normal): - packets, - bytes - broadcasts, - multicasts, - pauses input: - input errors, 0 runts, - giants, 0 throttles, 0 crc 0 frame, - overruns, - aborts, - ignored, - parity...

  • Page 167

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-8 field description input(total): 1150 packets, 149854 bytes 542 broadcasts, 55 multicasts, - pauses input(normal): - packets, - bytes - broadcasts, - multicasts, - pauses input: - inp...

  • Page 168

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-9 description use the display loopback-detection command to display the information related to the loopback detection function on the port. Example # display the information about loop...

  • Page 169

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-10 description use the display port command to display whether there are hybrid ports or trunk ports in the current system. If there is such port, the port name and the id of the vlan ...

  • Page 170

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-11 table 1-4 describes the fields of the display transceiver-information interface command. Table 1-4 description on the fields of the display transceiver-information interface command...

  • Page 171

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-12 system view: return to user view with ctrl+z. [3com] interface gigabitethernet1/0/1 [3com-gigabitethernet1/0/1] duplex full 1.1.10 flow-control syntax flow-control undo flow-control...

  • Page 172

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-13 undo flow-control disable view system view parameter none description use the flow-control enable command to enable flow control globally. Use the flow-control disable command to di...

  • Page 173

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-14 rates in the interval. For example, if you set the interval to 100 seconds, the displayed information is as follows: last 100 seconds input: 0 packets/sec 0 bytes/sec last 100 secon...

  • Page 174

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-15 system-view system view: return to user view with ctrl+z. [3com] hardspeedup enable 1.1.14 interface syntax interface interface-type interface-number view system view parameter inte...

  • Page 175

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-16 1.1.15 jumboframe enable syntax jumboframe enable [ jumboframe-value ] undo jumboframe enable view ethernet port view parameter jumboframe-value: size of the permitted jumbo frame, ...

  • Page 176

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-17 description use the loopback-detection enable command to enable the loopback detection feature on the port. Use the undo loopback-detection enable command to disable the loopback de...

  • Page 178

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-19 1.1.19 loopback-detection per-vlan enable syntax loopback-detection per-vlan enable undo loopback-detection per-vlan enable view ethernet port view parameter none description use th...

  • Page 179

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-20 auto: identifies the network cable type (crossover or straight through) automatically. Normal: specifies the network cable to be straight through network cable. Description use the ...

  • Page 180

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-21 z 1 to 100 for 100 mbps ethernet ports; z 1 to 1,000 mbps for gigabit ethernet ports; z 1 to 10,000 mbps for 10 ge ports. Kbps kbps-value: specifies the maximum bandwidth (in kbps) ...

  • Page 181

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-22 1.1.22 port access vlan syntax port access vlan vlan-id undo port access vlan view ethernet port view parameter vlan-id: vlan id defined in ieee802.1q, in the range of 2 to 4,094. D...

  • Page 182

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-23 use the undo port hybrid pvid command to restore the default vlan id of the hybrid port. Set the default vlan id of the local hybrid port to the same value as that of the hybrid por...

  • Page 183

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-24 example # add the hybrid port ethernet1/0/1 to vlan 2, vlan 4 and vlan 50 through vlan 100, with tags assigned to their packets. System-view system view: return to user view with ct...

  • Page 184

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-25 1.1.26 port monitor last syntax port monitor last [ value ] undo port monitor last view ethernet port view parameter value: delay of reporting down state to the system, in the range...

  • Page 185

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-26 1.1.27 port monitor last slot syntax port monitor last [ slot slot-number ] value undo port monitor last [ slot slot-number ] view system view parameter slot-number: number of the s...

  • Page 186

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-27 parameter vlan-id-list: vlan range to which the trunk port will be added. Vlan-id-list = [ vlan-id1 [ to vlan-id2 ] ]&, where, vlan-id is in the range of 1 to 4094 and can be discre...

  • Page 187

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-28 description use the port trunk pvid vlan command to set the default vlan id for the trunk port. Use the undo port trunk pvid command to restore the default setting. To guarantee the...

  • Page 188

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-29 1.1.31 shutdown syntax shutdown undo shutdown view ethernet port view parameter none description use the shutdown command to disable an ethernet port. Use the undo shutdown command ...

  • Page 189

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-30 note: for ports of different types, the parameter prompts after you enter the speed command are also different. Description use the speed command to set the port speed. Use the undo...

  • Page 190

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-31 note: z the commands above are applicable to type-a lpus only, including 3c16860, 3c16861, 3c16858, and 3c16859. Z the commands above are diagnostic, so you cannot use them at discr...

  • Page 191

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-32 description use the unicast-suppression command to set the size of unknown unicast traffic allowed to be received on the current port. Use the undo unicast-suppression command to re...

  • Page 192

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-33 description use the virtual-cable-test command to enable the system to test the cable connected to a specific port and to display the results. The system can test these attributes o...

  • Page 193

    3com switch 7750 series command reference guide — basic port commands chapter 1 port basic configuration commands 1-34 pair polarity: normal insertion loss: 7 db return loss: 7 db near-end crosstalk: 7 db.

  • Page 194: Table of Contents

    3com switch 7750 series command reference guide — link aggregation table of contents i table of contents chapter 1 link aggregation configuration commands............................................................ 1-1 1.1 link aggregation configuration commands.........................................

  • Page 195: Commands

    3com switch 7750 series command reference guide — link aggregation chapter 1 link aggregation configuration commands 1-1 chapter 1 link aggregation configuration commands 1.1 link aggregation configuration commands 1.1.1 display lacp system-id syntax display lacp system-id view any view parameter no...

  • Page 196

    3com switch 7750 series command reference guide — link aggregation chapter 1 link aggregation configuration commands 1-2 view any view parameter interface interface-type interface-number [ to interface-type interface-number ]: specifies a port range. Z if the to keyword is not specified, only one po...

  • Page 197

    3com switch 7750 series command reference guide — link aggregation chapter 1 link aggregation configuration commands 1-3 table 1-2 description on the fields of the display link-aggregation interface command field description attached aggid id of the aggregation group to which the specified port belo...

  • Page 198

    3com switch 7750 series command reference guide — link aggregation chapter 1 link aggregation configuration commands 1-4 al al partner id select standby share master id type ports ports type port ------------------------------------------------------------------- 1 d 0x8000,00e0-fcff-ff01 1 0 nons e...

  • Page 199

    3com switch 7750 series command reference guide — link aggregation chapter 1 link aggregation configuration commands 1-5 z local end details: device id, port number, port status, port priority, lacp flag, operation key and connection status; z remote end details: local port, remote port index, remot...

  • Page 200

    3com switch 7750 series command reference guide — link aggregation chapter 1 link aggregation configuration commands 1-6 field description port state port state local other information about the local end, including port number, port state, port priority, lacp flag, operation key and connection stat...

  • Page 201

    3com switch 7750 series command reference guide — link aggregation chapter 1 link aggregation configuration commands 1-7 use the undo hash command to cancel the configuration. By default, the parameter used by the hash algorithm in link aggregation is ip. Example # for lpu 2, use the destination ip ...

  • Page 202

    3com switch 7750 series command reference guide — link aggregation chapter 1 link aggregation configuration commands 1-8 parameter port-priority-value: port priority, ranging from 0 to 65,535 and defaulting to 32,768. Description use the lacp port-priority command to set the priority of the current ...

  • Page 203

    3com switch 7750 series command reference guide — link aggregation chapter 1 link aggregation configuration commands 1-9 1.1.9 link-aggregation syntax link-aggregation interface-type interface-number to interface-type interface-number [ both ] view system view parameter interface-type: port type. In...

  • Page 204

    3com switch 7750 series command reference guide — link aggregation chapter 1 link aggregation configuration commands 1-10 view system view parameter agg-id: aggregation group id, in the range of 1 to 384. Agg-name: aggregation group name, a string of 1 to 32 characters. Description use the link-aggr...

  • Page 205

    3com switch 7750 series command reference guide — link aggregation chapter 1 link aggregation configuration commands 1-11 system-view system view: return to user view with ctrl+z. [3com] link-aggregation group 22 mode manual 1.1.12 port link-aggregation group syntax port link-aggregation group agg-i...

  • Page 206

    3com switch 7750 series command reference guide — link aggregation chapter 1 link aggregation configuration commands 1-12 z if the to keyword is not specified, only one port is specified; z if the to keyword is specified, multiple contiguous ports are specified; z the interface-type argument represe...

  • Page 207: Table of Contents

    3com switch 7750 series command reference guide – port isolation table of contents i table of contents chapter 1 port isolation configuration commands .................................................................. 1-1 1.1 port isolation configuration commands .......................................

  • Page 208

    3com switch 7750 series command reference guide – port isolation chapter 1 port isolation configuration commands 1-1 chapter 1 port isolation configuration commands 1.1 port isolation configuration commands 1.1.1 description syntax description text undo description view isolation group view paramete...

  • Page 209

    3com switch 7750 series command reference guide – port isolation chapter 1 port isolation configuration commands 1-2 parameter group-id: id of an isolation group, in the range of 1 to 64. Description use the display isolate port command to display the configuration of the created isolation group, in...

  • Page 210

    3com switch 7750 series command reference guide – port isolation chapter 1 port isolation configuration commands 1-3 this command functions the same as the 1.1.4 port isolate command except that ethernet ports must be specified in this command. Example # add gigabitethernet1/0/1 to isolation group 1...

  • Page 211

    3com switch 7750 series command reference guide – port isolation chapter 1 port isolation configuration commands 1-4 system-view system view: return to user view with ctrl+z. [3com] interface gigabitethernet1/0/1 [3com-gigabitethernet1/0/1] port isolate group 1 1.1.5 port-isolate group syntax port-i...

  • Page 212: Table of Contents

    3com switch 7750 series command reference guide – port security & port binding table of contents i table of contents chapter 1 port security commands............................................................................................ 1-1 1.1 port security commands...............................

  • Page 213

    3com switch 7750 series command reference guide – port security & port binding chapter 1 port security commands 1-1 chapter 1 port security commands 1.1 port security commands 1.1.1 display port-security syntax display port-security [ interface interface-list ] view any view parameter interface-list...

  • Page 214

    3com switch 7750 series command reference guide – port security & port binding chapter 1 port security commands 1-2 addresslearn trap is enabled intrusion trap is enabled dot1x logon trap is enabled dot1x logoff trap is enabled dot1x logfailure trap is enabled ralm logon trap is enabled ralm logoff ...

  • Page 215

    3com switch 7750 series command reference guide – port security & port binding chapter 1 port security commands 1-3 field description vlan id assigned is null the delivered vlan id is null. Disableport timeout: 20 s the temporary port-disabling time is 20 seconds. Oui value the next line displays ou...

  • Page 216

    3com switch 7750 series command reference guide – port security & port binding chapter 1 port security commands 1-4 caution: to avoid confliction, the following restrictions on 802.1x authentication and mac address authentication occur after port security is enabled: z the access control mode (set b...

  • Page 217

    3com switch 7750 series command reference guide – port security & port binding chapter 1 port security commands 1-5 note: if intrusion protection mode is set to disableport-temporarily on the port, the time set by the port-security timer disableport command determines how long the system temporarily...

  • Page 218

    3com switch 7750 series command reference guide – port security & port binding chapter 1 port security commands 1-6 [3com] interface gigabitethernet1/0/1 # configure the switch to disable gigabitethernet1/0/1 when intrusion protection is triggered on the port. [3com-gigabitethernet1/0/1] port-securi...

  • Page 219

    3com switch 7750 series command reference guide – port security & port binding chapter 1 port security commands 1-7 1.1.5 port-security max-mac-count syntax port-security max-mac-count count-value undo port-security max-mac-count view ethernet port view parameter count-value: maximum number of mac a...

  • Page 220

    3com switch 7750 series command reference guide – port security & port binding chapter 1 port security commands 1-8 view ethernet port view parameter ntkonly: allows the port to transmit only unicast packets with successfully-authenticated destination mac addresses. Ntk-withbroadcasts: allows the po...

  • Page 221

    3com switch 7750 series command reference guide – port security & port binding chapter 1 port security commands 1-9 1.1.7 port-security oui syntax port-security oui oui-value index index-value undo port-security ouiindex id-value view system view parameter oui-value: oui value. You can input a full ...

  • Page 222

    3com switch 7750 series command reference guide – port security & port binding chapter 1 port security commands 1-10 example # set an oui value by specifying the mac address 00ef-ec00-0000, with an oui index of 5. System-view system view: return to user view with ctrl+z. [3com] port-security oui 00e...

  • Page 223

    3com switch 7750 series command reference guide – port security & port binding chapter 1 port security commands 1-11 table 1-2 description of port security modes security mode description feature secure in this mode, the port is disabled from learning mac addresses. Only those packets whose source m...

  • Page 224

    3com switch 7750 series command reference guide – port security & port binding chapter 1 port security commands 1-12 security mode description feature userlogin- secure the port is enabled only after an access user passes the 802.1x authentication. When the port is enabled, only the packets of the s...

  • Page 225

    3com switch 7750 series command reference guide – port security & port binding chapter 1 port security commands 1-13 note: when a port works in the userlogin-secure-else-mac-ext mode or the userlogin-secure-else-mac mode, for the same packet, intrusion protection can be triggered only after both mac...

  • Page 226

    3com switch 7750 series command reference guide – port security & port binding chapter 1 port security commands 1-14 note: after the port-security intrusion-mode disableport-temporarily command is executed on a port, the time set by the port-security timer disableport timer command determines how lo...

  • Page 227

    3com switch 7750 series command reference guide – port security & port binding chapter 1 port security commands 1-15 note: radius authenticated login using mac-address (ralm) refers to mac address–based radius authentication. Description use the port-security trap command to enable the sending of sp...

  • Page 228

    3com switch 7750 series command reference guide – port security & port binding chapter 2 port binding commands 2-1 chapter 2 port binding commands 2.1 port binding commands 2.1.1 am user-bind interface syntax am user-bind mac-addr mac-address ip-addr ip-address interface interface-type interface-num...

  • Page 229

    3com switch 7750 series command reference guide – port security & port binding chapter 2 port binding commands 2-2 system-view system view: return to user view with ctrl+z. [3com] am user-bind mac-addr 00e0-fc00-5101 ip-addr 10.153.1.1 interface gigabitethernet1/0/1 2.1.2 am user-bind syntax am user...

  • Page 231: Table of Contents

    3com switch 7750 series command reference guide – dldp table of contents i table of contents chapter 1 dldp configuration commands................................................................................ 1-1 1.1 dldp configuration commands ........................................................

  • Page 232

    3com switch 7750 series command reference guide – dldp chapter 1 dldp configuration commands 1-1 chapter 1 dldp configuration commands 1.1 dldp configuration commands 1.1.1 display dldp syntax display dldp [ interface-type interface-number ] view any view parameter interface-type: port type. Interfa...

  • Page 233

    3com switch 7750 series command reference guide – dldp chapter 1 dldp configuration commands 1-2 dldp link state : down the neighbor number of the port is 0. Interface gigabitethernet2/0/2 dldp port state : advertisement dldp link state : up the neighbor number of the port is 1. Neighbor mac address...

  • Page 234

    3com switch 7750 series command reference guide – dldp chapter 1 dldp configuration commands 1-3 note: when you use the dldp enable/dldp disable commands in system view to enable/disable dldp globally on all optical ports of the switch, these commands are only valid for the existing optical ports on...

  • Page 235

    3com switch 7750 series command reference guide – dldp chapter 1 dldp configuration commands 1-4 when you configure the dldp authentication mode and authentication password, make sure the same dldp authentication mode and password are set for the ports connecting the local and peer devices. Otherwis...

  • Page 236

    3com switch 7750 series command reference guide – dldp chapter 1 dldp configuration commands 1-5 unidirectional links. On the contrary, if too short an interval is set, network traffic increases, and port bandwidth is reduced. Generally, the stp convergence time is 30 seconds. Example # set the inte...

  • Page 238

    3com switch 7750 series command reference guide – dldp chapter 1 dldp configuration commands 1-7 parameter enhance: configures dldp to work in enhanced mode. In this mode, dldp probes actively whether neighbors exist when neighbor tables are aging. Normal: configures dldp to work in normal mode. In ...

  • Page 239: Table of Contents

    3com switch 7750 series command reference guide – mac address table table of contents i table of contents chapter 1 mac address table configuration commands ....................................................... 1-1 1.1 mac address table configuration commands..........................................

  • Page 240: Commands

    3com switch 7750 series command reference guide – mac address table chapter 1 mac address table configuration commands 1-1 chapter 1 mac address table configuration commands note: this chapter describes the management of static and dynamic mac address entries. For information on the management of mu...

  • Page 241

    3com switch 7750 series command reference guide – mac address table chapter 1 mac address table configuration commands 1-2 system view: return to user view with ctrl+z. [3com] bridgemactocpu enable 1.1.2 display mac-address aging-time syntax display mac-address aging-time view any view parameter non...

  • Page 243

    3com switch 7750 series command reference guide – mac address table chapter 1 mac address table configuration commands 1-4 00e0-0112-9a86 2 config static ethernet3/0/11 noaged 000c-760a-172d 1 learned ethernet1/0/4 240 000d-88f6-44c1 1 learned ethernet1/0/4 278 000d-88f7-9f7d 1 learned ethernet1/0/4...

  • Page 244

    3com switch 7750 series command reference guide – mac address table chapter 1 mac address table configuration commands 1-5 dynamic: specifies that the mac address entry to be added/updated is of dynamic type. Mac-address: mac address. Interface-type: port type. Interface-number: port number. Vlan-id...

  • Page 245

    3com switch 7750 series command reference guide – mac address table chapter 1 mac address table configuration commands 1-6 z mac address: 00e0-fc01-0101 z outbound port: ethernet1/0/1 port z ethernet1/0/1 port belongs to vlan 2. System-view system view: return to user view with ctrl+z. [3com] mac-ad...

  • Page 246

    3com switch 7750 series command reference guide – mac address table chapter 1 mac address table configuration commands 1-7 parameter none description use the mac-address mac-learning disable command to disable the current port from learning mac addresses. Use the undo mac-address mac-learning disabl...

  • Page 247

    3com switch 7750 series command reference guide – mac address table chapter 1 mac address table configuration commands 1-8 use the undo mac-address max-mac-count command to cancel the limitation on the number of mac addresses an ethernet port can learn. By default, the number of mac addresses an eth...

  • Page 248

    3com switch 7750 series command reference guide – mac address table chapter 1 mac address table configuration commands 1-9 removed, the switch broadcasts the packet through all its ports in the vlan which the packet belongs to. This decreases the operating performance of the switch. Z if the aging t...

  • Page 249: Table of Contents

    3com switch 7750 series command reference guide – mstp table of contents i table of contents chapter 1 mstp configuration commands ............................................................................... 1-1 1.1 mstp configuration commands ........................................................

  • Page 250

    3com switch 7750 series command reference guide – mstp table of contents ii 1.1.37 stp root secondary............................................................................................... 1-39 1.1.38 stp root-protection ..........................................................................

  • Page 251

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-1 chapter 1 mstp configuration commands 1.1 mstp configuration commands 1.1.1 active region-configuration syntax active region-configuration view mst region view parameter none description use the active r...

  • Page 252

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-2 1.1.2 check region-configuration syntax check region-configuration view mst region view parameter none description use the check region-configuration command to display the current mst region configurati...

  • Page 253

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-3 table 1-1 description on the fields of the check region-configuration command field description format selector the selector specified by mstp region name the name of the mst region revision level the re...

  • Page 254

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-4 z if only a port list is specified, the command displays information about all spanning tree instances on these ports in the order of the port number. Z if both a spanning tree instance and a port list a...

  • Page 255

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-5 field description role port role stp state stp state on the port, which can be forwarding and discarding. Protection protection type of the port 1.1.4 display stp region-configuration syntax display stp ...

  • Page 256

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-6 field description revision level the revision level of the mst region instance vlans mapped spanning tree instance-to-vlan mappings in the mst region 1.1.5 instance syntax instance instance-id vlan vlan-...

  • Page 257

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-7 note that a vlan cannot be mapped to multiple spanning tree instances at the same time. A vlan-to-spanning tree instance mapping is automatically removed if you map the vlan to another spanning tree inst...

  • Page 258

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-8 1.1.7 reset stp syntax reset stp [ interface interface-list ] view user view parameter interface-list: ethernet port list. You can specify multiple ethernet ports by providing this argument in the form o...

  • Page 259

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-9 description use the revision-level command to set the mstp revision level for a switch. Use the undo revision-level command to revert to the default revision level. By default, the mstp revision level is...

  • Page 260

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-10 related command: stp mode, and stp interface. Example # enable mstp globally. System-view system view: return to user view with ctrl+z. [3com] stp enable # disable mstp on ethernet1/0/1 port. System-vie...

  • Page 261

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-11 receive configuration bpdus and then reports these cases to the administrator. If a port is shut down, only the administrator can restore it. Example # enable the bpdu protection function. System-view s...

  • Page 262

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-12 [3com] stp bridge-diameter 5 1.1.12 stp config-digest-snooping syntax stp config-digest-snooping undo stp config-digest-snooping view system view parameter none description use the stp config-digest-sno...

  • Page 263

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-13 note: z the digest snooping feature is needed only when your switch 7750 is connected to partner's proprietary protocol-adopted switches. Z to enable the digest snooping feature successfully, you must f...

  • Page 264

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-14 description use the stp cost command to set the path cost of the current port in a specified spanning tree instance. Use the undo stp cost command to revert to the default path cost of the current port ...

  • Page 265

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-15 use the stp edged-port disable command to configure the current ethernet port as a non-edge port. Use the undo stp edged-port command to restore the current ethernet port to its default state. By defaul...

  • Page 266

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-16 parameter interface-list: ethernet port list. You can specify multiple ethernet ports by providing this argument in the form of interface-list = { interface-type interface-number [ to interface-type int...

  • Page 267

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-17 parameter interface-list: ethernet port list. You can specify multiple ethernet ports by providing this argument in the format of interface-list ={ interface-type interface-number [ to interface-type in...

  • Page 268

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-18 note: z the digest snooping feature is needed only when your switch 7750 series switch is connected to partner's proprietary protocol-adopted switches. Z to enable the digest snooping feature successful...

  • Page 269

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-19 description use the stp interface cost command to set the path cost(s) of the specified port(s) in a specified spanning tree instance in system view. Use the undo stp interface cost command to revert to...

  • Page 270

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-20 disable: configures the specified ethernet ports to be non-edge ports. Description use the stp interface edged-port enable command to configure the specified ethernet port(s) as edge ports in system vie...

  • Page 271

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-21 undo stp interface interface-list loop-protection view system view parameter interface-list: ethernet port list. You can specify multiple ethernet ports by providing this argument in the form of interfa...

  • Page 272

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-22 parameter interface-list: ethernet port list. You can specify multiple ethernet ports by providing this argument in the form of interface-list = { interface-type interface-number [ to interface-type int...

  • Page 273

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-23 the rapid transition feature is disabled on any port by default. Some manufactures' switches adopt proprietary spanning tree protocols that are similar to rstp in the way to implement rapid transition o...

  • Page 274

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-24 interface-type interface-number ] } &, where & means that you can provide up to 10 port indexes/port index ranges for this argument. Force-true: specifies that the links connected to the specified ether...

  • Page 275

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-25 1.1.23 stp interface port priority syntax stp interface interface-list instance instance-id port priority priority undo stp interface interface-list instance instance-id port priority view system view p...

  • Page 276

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-26 1.1.24 stp interface root-protection syntax stp interface interface-list root-protection undo stp interface interface-list root-protection view system view parameter interface-list: ethernet port list. ...

  • Page 277

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-27 example # enable the root protection function on ethernet1/0/1 port. System-view system view: return to user view with ctrl+z. [3com] stp interface ethernet 1/0/1 root-protection 1.1.25 stp interface tr...

  • Page 278

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-28 1.1.26 stp loop-protection syntax stp loop-protection undo stp loop-protection view ethernet port view parameter none description use the stp loop-protection command to enable the loop prevention functi...

  • Page 279

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-29 1.1.27 stp max-hops syntax stp max-hops hops undo stp max-hops view system view parameter hops: maximum hops to be set. This argument ranges from 1 to 40. The default maximum hops value of an mst region...

  • Page 280

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-30 1.1.28 stp mcheck syntax stp mcheck view ethernet port view parameter none description use the stp mcheck command to perform the mcheck operation on the current port. When a port on an mstp-enabled upst...

  • Page 281

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-31 view system view parameter stp: enables the stp-compatible mode. Mstp: enables the mstp mode. Rstp: enables rstp-compatible. Description use the stp mode command to set the mstp operation mode. Use the ...

  • Page 282

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-32 description use the stp no-agreement-check command to enable the rapid transition feature for a port. Use the stp no-agreement-check command to disable the rapid transition feature. By default, the rapi...

  • Page 283

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-33 view system view parameter dot1d-1998: uses the ieee 802.1d-1998 standard to calculate the default path costs of ports. Dot1t: uses the ieee 802.1t standard to calculate the default path costs of ports....

  • Page 284

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-34 normally, when a port operates in full-duplex mode, the corresponding path cost is slightly less than that when the port operates in half-duplex mode. When calculating the path cost of an aggregated lin...

  • Page 285

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-35 description use the stp point-to-point command to specify whether the link connected to the current ethernet port is a point-to-point link. Use the undo stp point-to-point command to restore the link co...

  • Page 286

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-36 port priority priority: sets the port priority. The priority argument ranges from 0 to 240 and must be a multiple of 16 (such as 0, 16, and 32). The default port priority of a port in any spanning tree ...

  • Page 287

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-37 description use the stp priority command to set the priority of the switch in the specified spanning tree instance. Use the undo stp priority command to restore the switch to the default priority in the...

  • Page 288

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-38 and you can modify the three settings after entering mst region view by using the stp region-configuration command. Example # enter mst region view. System-view system view: return to user view with ctr...

  • Page 289

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-39 recommended to set the network diameter and leave the forward delay and max age parameters being automatically determined by the network diameter you set. Caution: z you can configure only one root brid...

  • Page 290

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-40 description use the stp root secondary command to configure the current switch as a secondary root bridge of a specified spanning tree instance. Use the undo stp root command to cancel the current confi...

  • Page 291

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-41 use the undo stp root-protection command to restore the root protection function to the default state on the current port. By default, the root protection function is disabled. Configuration errors or a...

  • Page 292

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-42 a switch removes mac address entries and arp entries upon receiving tc-bpdus. If a malicious user sends a large amount of tc-bpdus to a switch in a short period, the switch may busy itself in removing m...

  • Page 293

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-43 as for the configuration of the three time-related parameters (that is, the hello time, forward delay, and max age parameters), the following formulas must be met to prevent network jitter. 2 x (forward...

  • Page 294

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-44 as for the configuration of the three time-related parameters (that is, the hello time, forward delay, and max age parameters), the following formulas must be met to prevent network jitter. 2 * (forward...

  • Page 295

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-45 as for the configuration of the three time-related parameters (that is, the hello time, forward delay, and max age parameters), the following formulas must be met to prevent network jitter. 2 * (forward...

  • Page 296

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-46 spanning trees may be regenerated even in a steady network if an upstream switch continues to be busy. You can configure the timeout time factor to a larger number to avoid this. Normally, the timeout t...

  • Page 297

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-47 1.1.45 vlan-mapping modulo syntax vlan-mapping modulo modulo view mst region view parameter modulo: modulo ranging from 1 to 16. Description use the vlan-mapping modulo command to map vlans to specific ...

  • Page 298

    3com switch 7750 series command reference guide – mstp chapter 1 mstp configuration commands 1-48 system view: return to user view with ctrl+z. [3com] stp region-configuration [3com-mst-region] vlan-mapping modulo 16 1.1.46 vlan-vpn tunnel syntax vlan-vpn tunnel undo vlan-vpn tunnel view system view...

  • Page 299: Table of Contents

    3com switch 7750 series command reference guide – routing protocol table of contents i table of contents chapter 1 static route configuration commands .................................................................... 1-1 1.1 routing table monitoring commands .........................................

  • Page 300

    3com switch 7750 series command reference guide – routing protocol table of contents ii 2.1.21 rip work................................................................................................................ 2-19 2.1.22 summary....................................................................

  • Page 301

    3com switch 7750 series command reference guide – routing protocol table of contents iii 3.1.37 ospf timer dead.................................................................................................... 3-43 3.1.38 ospf timer hello...............................................................

  • Page 302

    3com switch 7750 series command reference guide – routing protocol table of contents iv 4.1.26 isis timer holding-multiplier.................................................................................. 4-24 4.1.27 isis timer lsp......................................................................

  • Page 303

    3com switch 7750 series command reference guide – routing protocol table of contents v 5.1.23 display bgp routing-table peer............................................................................. 5-24 5.1.24 display bgp routing-table regular-expression ............................................

  • Page 304

    3com switch 7750 series command reference guide – routing protocol table of contents vi chapter 6 ip routing policy configuration commands............................................................ 6-1 6.1 ip routing policy configuration commands .......................................................

  • Page 305

    3com switch 7750 series command reference guide – routing protocol chapter 1 static route configuration commands 1-1 chapter 1 static route configuration commands note: the words “router” covered in the following text represent routers in common sense and ethernet switches running a routing protocol...

  • Page 306

    3com switch 7750 series command reference guide – routing protocol chapter 1 static route configuration commands 1-2 2.2.2.1/32 direct 0 0 127.0.0.1 inloopback0 3.3.3.0/24 direct 0 0 3.3.3.1 vlan-interface3 3.3.3.1/32 direct 0 0 127.0.0.1 inloopback0 4.4.4.0/24 direct 0 0 4.4.4.1 vlan-interface4 4.4...

  • Page 307

    3com switch 7750 series command reference guide – routing protocol chapter 1 static route configuration commands 1-3 example # display the brief information about the active routes filtered by the basic acl 2000. System-view system view: return to user view with ctrl+z. [3com] acl number 2000 [3com-...

  • Page 308

    3com switch 7750 series command reference guide – routing protocol chapter 1 static route configuration commands 1-4 field description mask mask protocol routing protocol that detects this route preference preference of the route nexthop address of the next hop interface outbound interface where pac...

  • Page 309

    3com switch 7750 series command reference guide – routing protocol chapter 1 static route configuration commands 1-5 field description static the static routes manually configured on the route are tagged as static routes, which will not be removed from the routing table if the router is restarted af...

  • Page 310

    3com switch 7750 series command reference guide – routing protocol chapter 1 static route configuration commands 1-6 z display ip routing-table ip-address mask this command only displays the routes exactly matching the specified destination address and mask. Z display ip routing-table ip-addresslong...

  • Page 311

    3com switch 7750 series command reference guide – routing protocol chapter 1 static route configuration commands 1-7 age: 3:47 cost: 0/0 tag: 0 # there is no corresponding route in the natural mask range (only the longest matched route is displayed). Display the detailed information. Display ip rout...

  • Page 312

    3com switch 7750 series command reference guide – routing protocol chapter 1 static route configuration commands 1-8 example # display the routing information of destination addresses ranging from 1.1.1.0 to 2.2.2.0. Display ip routing-table 1.1.1.0 24 2.2.2.0 24 routing tables: summary count: 3 des...

  • Page 313

    3com switch 7750 series command reference guide – routing protocol chapter 1 static route configuration commands 1-9 system-view system view: return to user view with ctrl+z. [3com] ip ip-prefix abc2 permit 10.1.1.0 24 less-equal 32 [3com] display ip routing-table ip-prefix abc2 routes matched by ip...

  • Page 314

    3com switch 7750 series command reference guide – routing protocol chapter 1 static route configuration commands 1-10 view any view parameter protocol: you can provide one of the following values for this argument. Z direct:displays direct-connect route information z static: displays static route in...

  • Page 315

    3com switch 7750 series command reference guide – routing protocol chapter 1 static route configuration commands 1-11 summary count: 1 destination/mask protocol pre cost nexthop interface 100.100.1.1/32 direct 0 0 100.100.1.1 loopback0 # display the static routing table. Display ip routing-table pro...

  • Page 317

    3com switch 7750 series command reference guide – routing protocol chapter 1 static route configuration commands 1-13 rip 0 0 0 0 is-is 0 0 0 0 ospf 0 0 0 0 o_ase 0 0 0 0 o_nssa 0 0 0 0 aggre 0 0 0 0 total 28 5 29 1 table 1-4 description on the fields of the display ip routing-table statistics comma...

  • Page 318

    3com switch 7750 series command reference guide – routing protocol chapter 1 static route configuration commands 1-14 then, the statistics of the entire routing table will be output. Finally, the verbose description of each route will be output. The display ip routing-table verbose command can displ...

  • Page 319

    3com switch 7750 series command reference guide – routing protocol chapter 1 static route configuration commands 1-15 1.2 static route configuration commands 1.2.1 delete static-routes all syntax delete static-routes all view system view parameter none description use the delete static-routes all co...

  • Page 320

    3com switch 7750 series command reference guide – routing protocol chapter 1 static route configuration commands 1-16 mask-length: mask length. Since 1s in a 32-bit mask must be consecutive, a mask in dotted decimal notation can be replaced by mask-length, which is the number of the consecutive 1s i...

  • Page 321

    3com switch 7750 series command reference guide – routing protocol chapter 1 static route configuration commands 1-17 1.2.3 ip route-static default-preference syntax ip route-static default-preference default-preference-value undo ip route-static default-preference view system view parameter default...

  • Page 322

    3com switch 7750 series command reference guide – routing protocol chapter 2 rip configuration commands 2-1 chapter 2 rip configuration commands note: the word “router” covered in the following text represent routers in common sense and ethernet switches running a routing protocol. To improve readab...

  • Page 323

    3com switch 7750 series command reference guide – routing protocol chapter 2 rip configuration commands 2-2 system view: return to user view with ctrl+z. [3com] rip [3com-rip] undo checkzero 2.1.2 default cost syntax default cost value undo default cost view rip view parameter value: default routing...

  • Page 324

    3com switch 7750 series command reference guide – routing protocol chapter 2 rip configuration commands 2-3 description use the display rip command to display the current rip operation state and rip configuration. Example # display the current rip operation state and configuration. Display rip rip i...

  • Page 325

    3com switch 7750 series command reference guide – routing protocol chapter 2 rip configuration commands 2-4 view any view parameter none description use the display rip routing command to display rip routing information. Example # display rip routing table information. Display rip routing rip routin...

  • Page 327

    3com switch 7750 series command reference guide – routing protocol chapter 2 rip configuration commands 2-6 [3com] rip [3com-rip] filter-policy 2000 export 2.1.6 filter-policy import syntax filter-policy gateway ip-prefix-name import undo filter-policy gateway ip-prefix-name import filter-policy { a...

  • Page 328

    3com switch 7750 series command reference guide – routing protocol chapter 2 rip configuration commands 2-7 you can control the range of routes received by rip by specifying an acl, ip-prefix list and routing policies. Related command: acl, filter-policy export, ip ip-prefix. Example # configure to ...

  • Page 330

    3com switch 7750 series command reference guide – routing protocol chapter 2 rip configuration commands 2-9 [3com-rip] import-route static cost 4 # set the default cost and import ospf routes with the default cost. System-view system view: return to user view with ctrl+z. [3com] rip [3com-rip] defau...

  • Page 331

    3com switch 7750 series command reference guide – routing protocol chapter 2 rip configuration commands 2-10 related command: rip work. Example # enable rip on the interface with the network address 129.102.0.0. System-view system view: return to user view with ctrl+z. [3com] rip [3com-rip] network ...

  • Page 332

    3com switch 7750 series command reference guide – routing protocol chapter 2 rip configuration commands 2-11 2.1.11 preference syntax preference value undo preference view rip view parameter value: preference level, ranging from 1 to 255. By default, the value is 100. Description use the preference ...

  • Page 333

    3com switch 7750 series command reference guide – routing protocol chapter 2 rip configuration commands 2-12 when you need to re-configure the parameters of rip, you can use this command to restore the default setting. Example # reset the rip system configuration. System-view system view: return to ...

  • Page 335

    3com switch 7750 series command reference guide – routing protocol chapter 2 rip configuration commands 2-14 example # specify the interface vlan-interface 10 to use the simple authentication with the authentication key of aaa. System-view system view: return to user view with ctrl+z. [3com] interfa...

  • Page 336

    3com switch 7750 series command reference guide – routing protocol chapter 2 rip configuration commands 2-15 system-view system view: return to user view with ctrl+z. [3com]interface vlan-interface 10 [3com-vlan-interface10] undo rip input 2.1.16 rip metricin syntax rip metricin value undo rip metri...

  • Page 337

    3com switch 7750 series command reference guide – routing protocol chapter 2 rip configuration commands 2-16 parameter value: additional route metric added when transmitting a rip route, ranging from 1 to 16. By default, the value is 1. Description use the rip metricout command to configure the addi...

  • Page 338

    3com switch 7750 series command reference guide – routing protocol chapter 2 rip configuration commands 2-17 use the undo rip output command to disable an interface from transmitting rip packets. By default, all interfaces except loopback interfaces are enabled to transmit rip packets to the externa...

  • Page 339

    3com switch 7750 series command reference guide – routing protocol chapter 2 rip configuration commands 2-18 example # specify the interface vlan-interface 10 not to use split horizon when processing rip packets. System-view system view: return to user view with ctrl+z. [3com] interface vlan-interfa...

  • Page 340

    3com switch 7750 series command reference guide – routing protocol chapter 2 rip configuration commands 2-19 system view: return to user view with ctrl+z. [3com] interface vlan-interface 10 [3com-vlan-interface10] rip version 2 broadcast 2.1.21 rip work syntax rip work undo rip work view interface v...

  • Page 341

    3com switch 7750 series command reference guide – routing protocol chapter 2 rip configuration commands 2-20 view rip view parameter none description use the summary command to enable rip-2 automatic route aggregation. Use the undo summary command to disable rip-2 automatic route aggregation. By def...

  • Page 342

    3com switch 7750 series command reference guide – routing protocol chapter 2 rip configuration commands 2-21 parameter update-timer: value of the period update timer, ranging from 1 to 3,600 seconds. By default, it is 30 seconds. Timeout-timer: value of the timeout timer, ranging from 1 to 3,600 sec...

  • Page 343

    3com switch 7750 series command reference guide – routing protocol chapter 2 rip configuration commands 2-22 description use the traffic-share-across-interface command to enable traffic sharing across rip interfaces, so as to distribute traffic evenly over equal-cost routes across the interfaces on ...

  • Page 344

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-1 chapter 3 ospf configuration commands note: the words “router” covered in the following text represent routers in common sense and ethernet switches running a routing protocol. To improve rea...

  • Page 345

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-2 route aggregation. You can configure multiple aggregation routes in an area so that ospf can aggregate multiple network segments. Example # aggregate the routes in the two network segments, 3...

  • Page 348

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-5 3.1.5 default cost syntax default cost value undo default cost view ospf view parameter value: default routing cost of external route imported by ospf, ranging from 0 to 16,777,214. By defaul...

  • Page 349

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-6 parameter seconds: default interval, in seconds, of importing external routes. It ranges from 1 to 2147483647 and defaults to 1. Description use the default interval command to configure the ...

  • Page 350

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-7 device. Therefore, it is necessary to limit the number of external routes imported during each import interval. Related command: default interval. Example # specify the default limit on the n...

  • Page 352

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-9 parameter value: cost value of the default route transmitted by ospf to the stub or nssa area. It ranges from 0 to 16,777,214 and defaults to 1. Description use the default-cost command to co...

  • Page 353

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-10 parameter always: generates an ase lsa describing the default route and advertises it if the local router is not configured with the default route. If this keyword is not provided, the local...

  • Page 354

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-11 3.1.12 display ospf abr-asbr syntax display ospf [ process-id ] abr-asbr view any view parameter process-id: ospf process id, in the range of 1 to 65,535. If you do not specify a process id,...

  • Page 355

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-12 view any view parameter process-id: ospf process id, in the range of 1 to 65,535. If you do not specify a process id, this command applies to all current ospf processes. Ip-address: matched ...

  • Page 356

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-13 table 3-2 description on the fields of the display ospf asbr-summary command. Field description net destination network segment mask mask tag tag status information, which takes one of the f...

  • Page 357

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-14 area 0.0.0.0: authtype: none flags: spf scheduled: interface: 110.1.1.1 (vlan-interface110) cost: 11 state: dr type: broadcast priority: 11 designated router: 110.1.1.1 backup designated rou...

  • Page 358

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-15 field description ospf timers, defined as follows: hello interval of hello packet dead interval of dead neighbors poll interval of poll timers retransmit interval of retransmitting lsa trans...

  • Page 359

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-16 lsas originated: 146 lsas received: 161905 area 0.0.0.0: neighbors: 4 interfaces: 5 spf: 163 checksum sum 3c60a5f8 rtr: 105 net: 187 sumasb: 0 sumnet: 30500 routing table: intra area: 8 inte...

  • Page 360

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-17 view any view parameter process-id: ospf process id, in the range of 1 to 65,535. If you do not specify a process id, this command applies to all current ospf processes. Description use the ...

  • Page 361

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-18 field description ospf: wrong version ospf version error ospf: wrong checksum ospf checksum error ospf: wrong area id ospf area id error ospf: area mismatch ospf area mismatch ospf: wrong vi...

  • Page 362

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-19 field description ls req: neighbor state low link state request (ls req) packet: asynchronous neighbor state ls req: empty request link state request packet: empty request ls req: wrong requ...

  • Page 363

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-20 description use the display ospf interface command to display the ospf interface information. If the verbose keyword is provided, the detailed information about the ospf interface is display...

  • Page 364

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-21 table 3-6 description on the fields of the display ospf interface command field description cost cost of the interface state state of the interface state machine type network type of ospf pr...

  • Page 365

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-22 asbr: displays the brief information about type-4 lsas (summary-asbr-lsas) advertised by asbr routers in the lsdb. Ase: displays the brief information about the type-5 lsas (as-external-lsas...

  • Page 366

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-23 snet 10.153.17.0 1.1.1.1 355 28 80000003 10 inter list asb 2.2.2.2 1.1.1.1 355 28 80000003 10 sumasb list as external database: type linkstate id advrouter age len sequence metric where ase ...

  • Page 367

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-24 table 3-8 description on the fields of the display ospf lsdb ase command field description type type of the lsa ls id link state id of the lsa adv rtr router id of the router that advertises...

  • Page 368

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-25 next hops: address type refcount intf addr intf name --------------------------------------------------------------- 202.38.160.1 direct 3 202.38.160.1 vlan-interface2 202.38.160.2 neighbor ...

  • Page 369

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-26 neighbors area 0.0.0.0 interface 10.153.17.88(vlan-interface1)'s neighbor(s) routerid: 2.2.2.2 address: 10.153.17.89 state: full mode: nbr is master priority: 1 dr: 10.153.17.89 bdr: 10.153....

  • Page 370

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-27 field description attempt it is enabled in an nbma environment, such as frame relay, x.25 or atm. It indicates that ospf router does not receive the message from a certain neighbor router wi...

  • Page 371

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-28 example # display the information about the ospf request-queue. Display ospf request-queue ospf process 1 with router id 1.1.1.1 request list the router's neighbor is routerid: 10.1.1.1 addr...

  • Page 372

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-29 description use the display ospf retrans-queue command to display the information about the ospf retransmission queue. Example # display the information about the ospf retransmission queue. ...

  • Page 373

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-30 description use the display ospf routing command to display the information about ospf routing table. Example # display ospf routing information. Display ospf routing ospf process 1 with rou...

  • Page 374

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-31 parameter process-id: ospf process id, in the range of 1 to 65,535. If you do not specify a process id, this command applies to all current ospf processes. Description use the display ospf v...

  • Page 377

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-34 example # filter the received routing information according to the rule defined by acl 2000. System-view system view: return to user view with ctrl+z. [3com] acl number 2000 [3com-acl-basic-...

  • Page 378

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-35 note: you are recommended to configure the route type, cost and tag together in one command. When you configure them individually, the new configuration for an attribute will overwrite the o...

  • Page 379

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-36 example # specify the interfaces whose master ip addresses are in the segment range of 10.110.36.0 to run ospf and specify the number of the ospf area (where these interfaces reside) as 6. S...

  • Page 380

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-37 example # configure area 1 as nssa area. System-view system view: return to user view with ctrl+z. [3com] ospf 1 [3com-ospf-1] area 1 [3com-ospf-1-area-0.0.0.1] network 36.0.0.0 0.255.255.25...

  • Page 382

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-39 system view: return to user view with ctrl+z. [3com] ospf 1 [3com-ospf-1] area 1 [3com-ospf-1-area-0.0.0.1] network 131.119.0.0 0.0.255.255 [3com-ospf-1-area-0.0.0.1] authentication-mode md5...

  • Page 383

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-40 parameter dr-priority-value: interface priority for electing the "designated router", ranging from 0 to 255. The default value is 1. Description use the ospf dr-priority command to configure...

  • Page 384

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-41 example # bind mib operation to ospf process 100. System-view system view: return to user view with ctrl+z. [3com] ospf mib-binding 100 # bind mib operation to ospf process 200. System-view ...

  • Page 385

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-42 example # configure interface vlan-interface 3 to write mtu value area when sending dd packets. System-view system view: return to user view with ctrl+z. [3com] interface vlan-interface 3 [3...

  • Page 386

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-43 if there is any router not supporting multicast addresses on a broadcast network, the network type of the interface can be changed to nbma. Alternatively, the network type of the interface c...

  • Page 387

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-44 use the undo ospf timer dead command to restore the default value of the dead interval of the peer. By default, the dead interval is 40 seconds for the ospf peers of p2p and broadcast interf...

  • Page 388

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-45 example # configure the interval of transmitting hello messages on the interface vlan-interface 10 to 20 seconds. System-view system view: return to user view with ctrl+z. [3com] interface v...

  • Page 389

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-46 3.1.40 ospf timer retransmit syntax ospf timer retransmit interval undo ospf timer retransmit view interface view parameter interval: interval, in seconds, for retransmitting lsa on an inter...

  • Page 390

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-47 view interface view parameter seconds: lsa transmission delay on an interface. It ranges from 1 to 3,600 and defaults to 1 (in seconds). Description use the ospf trans-delay command to confi...

  • Page 391

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-48 description use the peer command to configure the ip address of the neighbor router and specify dr priority on an nbma network. Use the undo peer command to cancel this configuration. Exampl...

  • Page 392

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-49 system view: return to user view with ctrl+z. [3com] ospf 1 [3com-ospf-1] preference ase 160 3.1.44 protocol multicast-mac enable syntax protocol multicast-mac enable undo protocol multicast...

  • Page 393

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-50 example # disable protocol multicast mac address delivery in the system. System-view system view: return to user view with ctrl+z. [3com]undo protocol multicast-mac enable 3.1.45 reset ospf ...

  • Page 394

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-51 3.1.46 router id syntax router id router-id undo router id view system view parameter router-id: router id, in dotted decimal notation, in the range of 0 to 255. Description use the router i...

  • Page 395

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-52 3.1.47 silent-interface syntax silent-interface vlan-interface vlan-interface-number undo silent-interface vlan-interface vlan-interface-number view ospf view parameter vlan-interface-number...

  • Page 396

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-53 view system view parameter process-id: ospf process id, in the range of 1 to 65,535. If you do not specify a process id, this command applies to all current ospf processes. Ifstatechange, vi...

  • Page 397

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-54 parameter interval: spf calculation interval of ospf, in seconds. It ranges from 1 to 10 and defaults to 5. Description use the spf-schedule-interval command to configure the route calculati...

  • Page 398

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-55 specify the no-summary argument in the stub command to disable the receiving of type-3 lsas by the stub area connected to the abr. Related command: default-cost. Example # set the type of os...

  • Page 399

    3com switch 7750 series command reference guide – routing protocol chapter 3 ospf configuration commands 3-56 key:md5 authentication key. If you use simple text authentication key, you can input a string containing 1 to 16 characters. When you use the display current-configuration command to display...

  • Page 400: Commands

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-1 chapter 4 integrated is-is configuration commands note: the router in this document refers to a generic router and an ethernet switch running routing protocols. 4.1 integrated is-...

  • Page 401

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-2 description use the area-authentication-mode command to configure is-is to authenticate the packets (lsp, csnp and psnp) received from level-1 route using the predefined mode and ...

  • Page 402

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-3 wide-compatible: specifies to receive both narrow and wide packets, but send only wide packets. Relax-spf-metric: specifies to allow receiving routes with cost bigger than 1,024. ...

  • Page 403

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-4 this command can be executed on l1 routers or l2 routers. Defaults routes are generated in l2 lsp by default. Carrying out the apply isis level-1 command in routing policy view wi...

  • Page 404

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-5 interval between spfs: level-1 10 level-2 10 4.1.5 display isis interface syntax display isis interface [ verbose ] view any view parameter verbose: displays the detailed informat...

  • Page 406

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-7 you can use this command to view the mesh-group configuration of the current routing interface. Example # configure the is-is-enabled vlan-interface 10 and vlan-interface 20 of th...

  • Page 407

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-8 system id interface circuit id state holdtime type pri 0000.0000.6502 vlan-interface1001 0001.0000.6506.02 up 24s l1 64 area address: 01 ip address: 6.6.6.6 period: 00:53:50 # dis...

  • Page 408

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-9 i 133.1.0.0/16 20 111.1.1.1 vlan-interface111 r/-/- i 135.1.0.0/16 20 111.1.1.1 vlan-interface111 r/-/- d 145.1.0.0/16 10 direct vlan-interface145 r/l/- 4.1.10 display isis spf-lo...

  • Page 409

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-10 is_spftrig_newadj 2 30 0:15:3 is_spftrig_newadj 2 32 0:14:2 is_spftrig_newadj 2 202 0:13:34 is_spftrig_circ_down 2 215 0:12:17 is_spftrig_circ_up 2 27 0:12:7 4.1.11 domain-authen...

  • Page 410

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-11 instruct the system to follow a specific mode to insert the area-authentication password in all the level-2 routing packets sent from the local node. Related command: area-authen...

  • Page 411

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-12 note: z the filter-policy export command takes effect only on the routes imported through the import-route command. If the filter-policy export command is configured while the im...

  • Page 412

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-13 example # use acl 2000 to filter the received routes. System-view system view: return to user view with ctrl+z. [3com] isis [3com-isis] filter-policy 2000 import 4.1.14 ignore-ls...

  • Page 414

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-15 [3com-isis] import-route static cost 15 4.1.16 import-route isis level-2 into level-1 syntax import-route isis level-2 into level-1 [ acl acl-number ] undo import-route isis leve...

  • Page 415

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-16 view system view parameter tag: name of an is-is routing process, consisting of no more than 128 characters. Its length can be 0, that is, the tag argument can be null. Descripti...

  • Page 416

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-17 view interface view parameter simple:specifies to send the password in plain text. Md5:specifies to send the password in ciphertext. Password: specifies a password. For simple au...

  • Page 419

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-20 parameter value: specifies the priority for selecting dis, ranging from 0 to 127, with the default as 64. Level-1: specifies the priority for selecting level-1 dis. Level-2: spec...

  • Page 420

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-21 use the undo isis enable command to disable this configuration. The interface does not enable the is-is routing process by default. Before running is-is protocol normally, you mu...

  • Page 421

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-22 after an interface is added to a mesh group, it will only flood a received lsp to interfaces not belonging to the same mesh group. When you add an interface to a mesh group or bl...

  • Page 422

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-23 system view: return to user view with ctrl+z. [3com] interface vlan-interface 10 [3com-vlan-interface10] isis timer csnp 15 level-2 4.1.25 isis timer hello syntax isis timer hell...

  • Page 424

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-25 [3com] interface vlan-interface 10 [3com-vlan-interface10] isis timer holding-multiplier 5 4.1.27 isis timer lsp syntax isis timer lsp time undo isis timer lsp view interface vie...

  • Page 425

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-26 description use the isis timer retransmit command to configure the time interval for retransmitting lsp packets over point-to-point link. Use the undo isis timer retransmit comma...

  • Page 426

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-27 it is recommended to configure system level when you configure is-is. You can configure all the routers as either level-1 or level-2 if there is only one area, because there is n...

  • Page 427

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-28 4.1.31 md5-compatible syntax md5-compatible undo md5-compatible view is-is view parameter none description use the md5-compatible command to specify is-is to adopt the md5 algori...

  • Page 428

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-29 parameter network-entity-title: network entity title in the form of x…x.Xxxx....Xxxx.00, with the 12 “x” in the middle as system id of the router, the last “00” as the sel and th...

  • Page 429

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-30 clns: is-is routing preference based on osi protocol stack, in the range of 1 to 1,255. It is ip-based preference by default. Ip: is-is routing preference based on ip protocol st...

  • Page 430

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-31 reset isis all 4.1.35 reset isis peer syntax reset isis peer system-id view user view parameter system-id: system id for an is-is peer, in the range of one bit to 128 bits. Descr...

  • Page 431

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-32 when the overload flag is set for a router, the routes calculated by the router will be ignored by other routes when they calculate spf. (but the routes directly connected to the...

  • Page 432

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-33 4.1.38 spf-delay-interval syntax spf-delay-interval number undo spf-delay-interval view is-is view parameter number: interval of releasing cpu during routing calculation, in the ...

  • Page 433

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-34 view is-is view parameter seconds: duration time in milliseconds during spf calculation, ranging from 150 to 50,000. A calculation is ended when the duration time is reached or e...

  • Page 434

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-35 level-1-2: specifies to summarize all the routes imported to level-1 area and backbone area. Level-2: specifies to summarize only the routes imported to backbone area. If none of...

  • Page 435

    3com switch 7750 series command reference guide – routing protocol chapter 4 integrated is-is configuration commands 4-36 when the router generates system lsps, the lsps are generated with the maximum valid time in them. When a lsp is received by other routers, the maximum valid time will be smaller...

  • Page 437

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-1 chapter 5 bgp configuration commands note: routers in this manual refer to common routers or ethernet switches that run routing protocols, unless otherwise specified. 5.1 bgp configuration com...

  • Page 438

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-2 origin-policy route-policy-name: selects the original routes used for aggregation. Attribute-policy route-policy-name: sets the attributes of the aggregated route. The length of route-policy-n...

  • Page 439

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-3 5.1.2 bgp syntax bgp as-number undo bgp [ as-number ] view system view parameter as-number: specified local as number, in the range of 1 to 65535. Description use the bgp command to enable bgp...

  • Page 440

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-4 use the undo balance command to cancel the load balance configuration. Example # configure bgp load balance. System-view system view: return to user view with ctrl+z. [3com] bgp 100 [3com-bgp]...

  • Page 441

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-5 5.1.5 confederation id syntax confederation id as-number undo confederation id view bgp view parameter as-number: the id of bgp as confederation. It is equal to the as number which contains th...

  • Page 442

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-6 [3com-bgp] peer 10.1.1.1 group confed 38 [3com-bgp] group remote98 external [3com-bgp] peer remote98 as-number 98 [3com-bgp] peer 200.1.1.1 group remote98 5.1.6 confederation nonstandard synta...

  • Page 443

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-7 undo confederation peer-as [ as-number-list ] view bgp view parameter as-number-list: list of sub-as numbers. A maximum of 32 sub-ass can be configured for a confederation in the command. Desc...

  • Page 444

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-8 half-life-unreachable: semi-dampening of an unreachable, in the range of 1 to 45 minutes. The default value is 15 minutes. Reuse: threshold for disabling route suppression. When the penalty va...

  • Page 445

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-9 parameter value: default local preference to be configured. The range is 0 to 4294967295. By default, its value is 100. Description use the default local-preference command to configure the de...

  • Page 446

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-10 example # set the med value to “25”.. System-view system view: return to user view with ctrl+z. [3com-bgp] default med 25 5.1.11 display bgp group syntax display bgp [ multicast ] group [grou...

  • Page 447

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-11 table 5-2 description on fields of the display bgp group command field description group name of peer group type type of peer group: ibgp or ebgp as-number as number of peer group members in ...

  • Page 448

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-12 table 5-3 description on fields of the display bgp network command field description network network address mask mask route-policy configured route policy 5.1.13 display bgp paths syntax dis...

  • Page 449

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-13 field description egp the route is learned from exterior gateway protocol (egp). Inc short for incomplete: indicates that the original source of the route information is unknown (learned by o...

  • Page 450

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-14 no export policy ip-prefix no export policy filter-policy no export policy acl no import policy route-policy no import policy ip-prefix no import policy filter-policy no import policy acl no ...

  • Page 451

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-15 description use the display bgp routing-table command to display all the bgp routing information. Example # display all the bgp routing information. Display bgp routing-table flags: # - valid...

  • Page 452

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-16 field description origin attribute of a route, which indicates that the route updates its origin relative to the route originating it from the as. It has three optional values: igp the route ...

  • Page 453

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-17 #^ 1.1.3.0/24 10.10.10.1 0 igp 200 #^ 2.2.3.0/24 10.10.10.1 0 inc 200 #^ 4.4.4.0/24 10.10.10.1 0 inc 200 #^ 9.9.9.0/24 10.10.10.1 0 inc 200 #^ 10.10.10.0/24 10.10.10.1 0 igp 200 #^ 22.1.0.0/1...

  • Page 454

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-18 description use the display bgp routing-table cidr command to view the routing information about the non-natural mask (namely the classless inter-domain routing, cidr). Example display bgp ro...

  • Page 455

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-19 description use the display bgp routing-table community command to view the routing information related to the specified bgp community number in the routing table. Example # display the routi...

  • Page 456

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-20 destination/mask next-hop med local-pref origin as-path ------------------------------------------------------------------- 1.1.1.0/24 10.10.10.1 0 igp 200 1.1.2.0/24 10.10.10.1 0 igp 200 1.1...

  • Page 457

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-21 table 5-8 description on the fields of the display bgp routing-table dampened command field description flags status code: # – valid (valid route) ^ – active (optimal route selected) i – inte...

  • Page 458

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-22 description use the display bgp routing-table different-origin-as command to display routes that have different source autonomous systems. Example # display the routes that have different sou...

  • Page 459

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-23 display bgp routing-table flap-info flags: # - valid ^ - active i - internal d - damped h - history s - aggregate suppressed dest/mask source keepup-time damping-limit flap-times origin as-pa...

  • Page 461

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-25 parameter multicast: specifies multicast address family. As-regular-expression: matched as regular expression. Description use the display bgp routing-table regular-expression command to view...

  • Page 463

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-27 [3com-bgp] filter-policy 2000 export 5.1.27 filter-policy import syntax filter-policy gateway ip-prefix-name import undo filter-policy gateway ip-prefix-name import filter-policy { acl-number...

  • Page 464

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-28 undo group group-name view bgp view parameter group-name: name of the peer group, an alphanumeric string of 1 to 47 characters. It means only locally. Internal: creates an ibgp peer group. Ex...

  • Page 465

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-29 parameter protocol: source routing protocols which can be imported, including direct, ospf, ospf-ase, ospf-nssa, rip, isis and static at present. Process-id: specific process id, in the range...

  • Page 466

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-30 description use the network command to advertise the network segment route to the bgp routing table. Use the undo network command to cancel the existing configuration. By default, the bgp doe...

  • Page 468

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-32 description use the peer as-number command to configure the as number of a peer group. Use the undo peer as-number command to delete the as number of a peer group. By default, no as number is...

  • Page 470

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-34 view bgp view parameter group-name: name of the peer group, containing 1 to 47 characters. Ip-address: ip address of the peer. Interface-type interface-num: interface type and interface numbe...

  • Page 471

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-35 description use the peer default-route-advertise command to send the default route to the peer/peer group. Use the undo peer default-route-advertise command to cancel the existing configurati...

  • Page 472

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-36 related command: display current-configuration, display bgp peer, and display bgp routing-table group. Example # configure the description information of an existing peer group named group1 a...

  • Page 474

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-38 acl-number: basic or advanced acl number, ranging from 2000 to 3999. Export: applies a filtering policy on advertised routes. It applies to a peer group only. Description use the peer filter-...

  • Page 475

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-39 by default, a peer/peer group has no access control list (acl). Related command: peer filter-policy export, ip as-path-acl, peer as-path-acl export and peer as-path-acl import. Example # set ...

  • Page 476

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-40 5.1.44 peer ip-prefix export syntax peer group-name ip-prefix ip-prefix-name export undo peer group-name ip-prefix ip-prefix-name export view bgp view parameter group-name: name of peer group...

  • Page 477

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-41 ip-prefix-name: name of the specified ip-prefix, containing 1 to 19 characters. Description use the peer ip-prefix import command to configure the route filtering policy of routes received by...

  • Page 479

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-43 # perform the similar configuration on the peer. System-view system view: return to user view with ctrl+z. [3com] bgp 100 [3com-bgp] peer 10.1.100.1 password simple 3com 5.1.48 peer public-as...

  • Page 480

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-44 undo peer group-name reflect-client view bgp view parameter group-name: name of peer group, containing 1 to 47 characters. Description use the peer reflect-client command to configure the loc...

  • Page 481

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-45 use the undo peer route-policy export command to delete the specified route-policy. By default, the peer/peer group has no route-policy association. Related command: peer route-policy import....

  • Page 482

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-46 example # apply the route-policy named test-policy to the route coming from the peer/peer group test. System-view system view: return to user view with ctrl+z. [3com] bgp 100 [3com-bgp] peer ...

  • Page 484

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-48 parameter ebgp-value: preference value for ebgp. It is in the range of 1 to 256 and defaults to 256. Ibgp-value: preference value for ibgp routes. It is in the range of 1 to 256 and defaults ...

  • Page 485

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-49 related command: reflector cluster-id, and peer reflect-client. Example # disable the reflection between clients. System-view system view: return to user view with ctrl+z. [3com] bgp 100 [3co...

  • Page 487

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-51 ip-address: resets connection with a specified bgp peer. Group group-name: resets the connection with a specified peer group. Description use the reset bgp ip-address command to reset the con...

  • Page 489

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-53 related command: peer group. Example # reset bgp connections of all members from group1. Reset bgp group group1 5.1.62 summary syntax summary undo summary view bgp view parameter none descrip...

  • Page 490

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-54 parameter keepalive-interval: set the interval time value for keepalive time. The range is 1 to 65535. By default, its value is 60 seconds. Holdtime-interval: set the interval time value for ...

  • Page 491

    3com switch 7750 series command reference guide – routing protocol chapter 5 bgp configuration commands 5-55 example # cancel the synchronization of bgp and igp. System-view system view: return to user view with ctrl+z. [3com] bgp 100 [3com-bgp] undo synchronization.

  • Page 492: Commands

    3com switch 7750 series command reference guide – routing protocol chapter 6 ip routing policy configuration commands 6-1 chapter 6 ip routing policy configuration commands note: the word “router” covered in the following text represent routers in common sense and ethernet switches running a routing...

  • Page 493

    3com switch 7750 series command reference guide – routing protocol chapter 6 ip routing policy configuration commands 6-2 example # add as number 200 before the original as path system-view system view: return to user view with ctrl+z. [3com]route-policy 10 permit node 10 [3com-route-policy] apply a...

  • Page 494

    3com switch 7750 series command reference guide – routing protocol chapter 6 ip routing policy configuration commands 6-3 example #create a route-policy named setcommunity and set its node sequence number as 16 and matching mode as permit. Enter route policy view and set matching conditions and exec...

  • Page 496

    3com switch 7750 series command reference guide – routing protocol chapter 6 ip routing policy configuration commands 6-5 description use the apply ip next-hop command to set the ip address of next hop. Use the undo apply ip next-hop command to cancel the setting argument. By default, no next hop is...

  • Page 497

    3com switch 7750 series command reference guide – routing protocol chapter 6 ip routing policy configuration commands 6-6 example # define an apply clause to import routes to level-2 area. System-view system view: return to user view with ctrl+z. [3com]route-policy 10 permit node 10 [3com-route-poli...

  • Page 498

    3com switch 7750 series command reference guide – routing protocol chapter 6 ip routing policy configuration commands 6-7 view route policy view parameter igp: specifies that bgp routing information source is internal route egp: specifies that bgp routing information source is external route as-numb...

  • Page 499

    3com switch 7750 series command reference guide – routing protocol chapter 6 ip routing policy configuration commands 6-8 related command: if-match interface, if-match acl, if-match ip-prefix, if-match ip next-hop, if-match cost, if-match tag, route-policy, apply ip next-hop, apply local-preference,...

  • Page 500

    3com switch 7750 series command reference guide – routing protocol chapter 6 ip routing policy configuration commands 6-9 field description ip-prefix / mask address and network segment length of ip-prefix ge greater-equal value of ip-prefix network segment length le less-equal value of ip-prefix net...

  • Page 501

    3com switch 7750 series command reference guide – routing protocol chapter 6 ip routing policy configuration commands 6-10 field description if-match (prefixlist) p1 if-match statement configured apply cost 100 apply routing cost 100 to the routes matching the conditions defined by if-match statemen...

  • Page 502

    3com switch 7750 series command reference guide – routing protocol chapter 6 ip routing policy configuration commands 6-11 system view: return to user view with ctrl+z. [3com] route-policy policy_10 permit node 12 %new sequence of this list [3com-route-policy] if-match ip-prefix p1 6.1.13 if-match a...

  • Page 503

    3com switch 7750 series command reference guide – routing protocol chapter 6 ip routing policy configuration commands 6-12 view route policy view parameter basic-community-list-number: basic community list number, ranging from 1 to 99. Adv-community-list-number: advanced community list number, rangi...

  • Page 504

    3com switch 7750 series command reference guide – routing protocol chapter 6 ip routing policy configuration commands 6-13 parameter value: route cost value, ranging from 0 to 4,294,967,295. Description use the if-match cost command to configure one of the match rules of the route-policy to match th...

  • Page 505

    3com switch 7750 series command reference guide – routing protocol chapter 6 ip routing policy configuration commands 6-14 use the undo if-match interface command to cancel the setting of matching condition. By default, no if-match statement is defined. As an if-match statement of route-policy, it m...

  • Page 506

    3com switch 7750 series command reference guide – routing protocol chapter 6 ip routing policy configuration commands 6-15 an if-match statement of route-policy is used to specify the next hop matching the routing information when filtering the routes. It performs filter by referencing an acl or an ...

  • Page 508

    3com switch 7750 series command reference guide – routing protocol chapter 6 ip routing policy configuration commands 6-17 parameter basic-comm-list-number: basic community list number, ranging from 1 to 99. Adv-comm-list-number: advanced community list number, ranging from 100 to 199. Permit: speci...

  • Page 509

    3com switch 7750 series command reference guide – routing protocol chapter 6 ip routing policy configuration commands 6-18 parameter ip-prefix-name: name of address prefix list, containing 1 to 19 characters. It identifies an address prefix list uniquely. Index-number: identifier of an item in the p...

  • Page 510

    3com switch 7750 series command reference guide – routing protocol chapter 6 ip routing policy configuration commands 6-19 example # define an ip-prefix named p1 to permit only the routes whose mask lengths are 17 or 18 on network segment 10.0.192.0 8 to pass. System-view system view: return to user...

  • Page 511

    3com switch 7750 series command reference guide – routing protocol chapter 6 ip routing policy configuration commands 6-20 an if-match statement defines the match rules of this node. An apply statement defines the actions after filtering through this node. The filtering relationship between the if-m...

  • Page 512: Commands

    3com switch 7750 series command reference guide – routing protocol chapter 7 route capacity configuration commands 7-1 chapter 7 route capacity configuration commands note: the word “router” covered in the following text represent routers in common sense and ethernet switches running a routing proto...

  • Page 513

    3com switch 7750 series command reference guide – routing protocol chapter 7 route capacity configuration commands 7-2 table 7-1 description on the fields of the display memory command field description system total memory(bytes) free memory size, in bytes, of the switch total used memory(bytes) occ...

  • Page 514

    3com switch 7750 series command reference guide – routing protocol chapter 7 route capacity configuration commands 7-3 the information displayed by this command includes ethernet switch memory limit, size of free memory, times of disconnection, times of reconnection, and the current state. The follo...

  • Page 515

    3com switch 7750 series command reference guide – routing protocol chapter 7 route capacity configuration commands 7-4 after this command is used, connections of all the routing protocols will not recover when the free memory of the switch recovers to a safety value. In this case, you need to restar...

  • Page 517

    3com switch 7750 series command reference guide – routing protocol chapter 7 route capacity configuration commands 7-6 example # set the lower limit of the switch free memory to 2 mb and the safety value to 4 mb. System-view system view: return to user view with ctrl+z. [3com] memory safety 4 limit ...

  • Page 518: Table of Contents

    3com switch 7750 series command reference guide – multicast table of contents i table of contents chapter 1 igmp snooping configuration commands............................................................... 1-1 1.1 igmp snooping configuration commands ..................................................

  • Page 519

    3com switch 7750 series command reference guide – multicast table of contents ii chapter 4 igmp configuration commands ................................................................................ 4-1 4.1 igmp configuration commands....................................................................

  • Page 520

    3com switch 7750 series command reference guide – multicast table of contents iii 5.1.22 static-rp................................................................................................................ 5-20

  • Page 521: Commands

    3com switch 7750 series command reference guide – multicast chapter 1 igmp snooping configuration commands 1-1 chapter 1 igmp snooping configuration commands note: ethernet switches serve as routers when an ip multicast protocol is running on them. The routers mentioned here refer to common routers ...

  • Page 522

    3com switch 7750 series command reference guide – multicast chapter 1 igmp snooping configuration commands 1-2 the max response timeout is 1 second(s). The host port timeout is 260 second(s). The above information shows: igmp snooping is enabled, the aging time of the router port is 105 seconds, the...

  • Page 523

    3com switch 7750 series command reference guide – multicast chapter 1 igmp snooping configuration commands 1-3 the information above means: z multicast groups exist in vlan 2. Z the address of the ip multicast group is 255.1.1.1. 1.1.3 display igmp-snooping statistics syntax display igmp-snooping st...

  • Page 524

    3com switch 7750 series command reference guide – multicast chapter 1 igmp snooping configuration commands 1-4 z zero igmp leave packets z zero igmp error packets igmp snooping sends: z zero igmp specific query packets 1.1.4 display multicast-vlan syntax display multicast-vlan [ vlan-id ] view any v...

  • Page 525

    3com switch 7750 series command reference guide – multicast chapter 1 igmp snooping configuration commands 1-5 parameter enable: enables the igmp snooping feature. Disable: disables the igmp snooping feature. Description use the igmp-snooping enable command to enable the igmp snooping feature. Use t...

  • Page 526

    3com switch 7750 series command reference guide – multicast chapter 1 igmp snooping configuration commands 1-6 if this command is executed, when receiving an igmp leave packet, igmp snooping removes the port from the multicast group directly. When the port has only one user, enabling igmp fast leave...

  • Page 527

    3com switch 7750 series command reference guide – multicast chapter 1 igmp snooping configuration commands 1-7 description use the igmp-snooping group-limit command to define the maximum number of multicast groups the port can join. Use the undo igmp-snooping group-limit command to restore the defau...

  • Page 528

    3com switch 7750 series command reference guide – multicast chapter 1 igmp snooping configuration commands 1-8 filtering acl configured on the access port to determine if the port can join the corresponding multicast group or not. If yes, it adds the port to the forward port list of the multicast gr...

  • Page 529

    3com switch 7750 series command reference guide – multicast chapter 1 igmp snooping configuration commands 1-9 [3com-ethernet1/0/1] igmp-snooping group-policy 2000 vlan 2 [3com-ethernet1/0/1] quit # configure acl 2001 to allow users under ethernet 1/0/2 to access the multicast streams in any groups ...

  • Page 530

    3com switch 7750 series command reference guide – multicast chapter 1 igmp snooping configuration commands 1-10 example # set the aging time of multicast member ports to 300 seconds. System-view system view: return to user view with ctrl+z. [3com] igmp-snooping host-aging-time 300 1.1.10 igmp-snoopi...

  • Page 531

    3com switch 7750 series command reference guide – multicast chapter 1 igmp snooping configuration commands 1-11 view system view parameter none description use the igmp-snooping report-aggregation command to enable suppression on layer 2 multicast igmp report packets. In the igmp-snooping-enabled vl...

  • Page 532

    3com switch 7750 series command reference guide – multicast chapter 1 igmp snooping configuration commands 1-12 description use the igmp-snooping router-aging-time command to configure the aging time of the router port. Use the undo igmp-snooping router-aging-time command to restore the default agin...

  • Page 533

    3com switch 7750 series command reference guide – multicast chapter 1 igmp snooping configuration commands 1-13 caution: z a multicast vlan cannot be configured as a multicast sub-vlan. Z a multicast sub-vlan cannot be configured as a multicast vlan. Z a multicast sub-vlan cannot be configured as th...

  • Page 534

    3com switch 7750 series command reference guide – multicast chapter 1 igmp snooping configuration commands 1-14 by default, no sub-vlan is configured for a multicast vlan. Caution: z a multicast vlan cannot be configured as a multicast sub-vlan. Z a multicast sub-vlan cannot be configured as a multi...

  • Page 535

    3com switch 7750 series command reference guide – multicast chapter 1 igmp snooping configuration commands 1-15 example # clear igmp snooping statistics. Reset igmp-snooping statistics.

  • Page 536: Commands

    3com switch 7750 series command reference guide – multicast chapter 2 common ip multicast configuration commands 2-1 chapter 2 common ip multicast configuration commands 2.1 common ip multicast configuration commands 2.1.1 display mpm forwarding-table syntax display mpm forwarding-table [ group-addr...

  • Page 537

    3com switch 7750 series command reference guide – multicast chapter 2 common ip multicast configuration commands 2-2 gigabitethernet3/0/19 total 1 entry(entries) listed multicast forwarding cache table total 1 entry(entries) 00001. (10.11.113.110, 226.1.1.1) in-vlan vlan1 2 out-vlan(s): vlan20 ether...

  • Page 538

    3com switch 7750 series command reference guide – multicast chapter 2 common ip multicast configuration commands 2-3 view any view parameter vlan vlan-id: displays the vlan where the multicast group information lies. If this keyword is not specified, the command displays the multicast group informat...

  • Page 539

    3com switch 7750 series command reference guide – multicast chapter 2 common ip multicast configuration commands 2-4 total 2 ip group(s). Total 2 mac group(s). Vlan(id):1200. Total 2 ip group(s). Total 2 mac group(s). Static router port(s): dynamic router port(s): ip group(s):the following ip group(...

  • Page 541

    3com switch 7750 series command reference guide – multicast chapter 2 common ip multicast configuration commands 2-6 field description total 1 entries total number of entries 00001 serial number of an entry (10.0.0.4, 225.1.1.1) (s,g) iif vlan-interface2, 0 oifs the incoming interface of the multica...

  • Page 542

    3com switch 7750 series command reference guide – multicast chapter 2 common ip multicast configuration commands 2-7 example # query the information about the routing entries corresponding to the multicast group 225.1.1.1.1 in the multicast routing table. Display multicast routing-table multicast ro...

  • Page 543

    3com switch 7750 series command reference guide – multicast chapter 2 common ip multicast configuration commands 2-8 table 2-4 description on the fields of the display multicast routing-table command field description multicast routing table multicast routing table total 3 entries there are 3 entrie...

  • Page 544

    3com switch 7750 series command reference guide – multicast chapter 2 common ip multicast configuration commands 2-9 z if you specify both the port type and the port number, the multicast source port check information about the specified port is displayed. Example # display the multicast source port...

  • Page 545

    3com switch 7750 series command reference guide – multicast chapter 2 common ip multicast configuration commands 2-10 system view: return to user view with ctrl+z. [3com] multicast load-sharing enable 2.1.7 multicast route-limit syntax multicast route-limit limit undo multicast route-limit view syst...

  • Page 546

    3com switch 7750 series command reference guide – multicast chapter 2 common ip multicast configuration commands 2-11 view system view parameter none description use the multicast routing-enable command to enable the ip multicast routing feature. Use the undo multicast routing-enable command to disa...

  • Page 547

    3com switch 7750 series command reference guide – multicast chapter 2 common ip multicast configuration commands 2-12 caution: z up to 256 static router ports can be configured in a system. Z reflection ports cannot be configured as static router ports. Z a port in a multicast sub-vlan cannot be con...

  • Page 548

    3com switch 7750 series command reference guide – multicast chapter 2 common ip multicast configuration commands 2-13 caution: z up to 256 static router ports can be configured in a system. Z reflection ports cannot be configured as static router ports. Z a port in a multicast sub-vlan cannot be con...

  • Page 549

    3com switch 7750 series command reference guide – multicast chapter 2 common ip multicast configuration commands 2-14 when the switch receives a multicast packet, the switch will search the multicast forwarding entry according to the source address and destination address of the packet. If the match...

  • Page 550

    3com switch 7750 series command reference guide – multicast chapter 2 common ip multicast configuration commands 2-15 description use the multicast-source-deny enable command to enable the multicast source port suppression feature. Use the undo multicast-source-deny enable command to restore the def...

  • Page 551

    3com switch 7750 series command reference guide – multicast chapter 2 common ip multicast configuration commands 2-16 group-address: specifies the group address. Group-mask: specifies the mask of the group address. Group-mask-length: specifies the mask length of the group address. Source-address: sp...

  • Page 552

    3com switch 7750 series command reference guide – multicast chapter 2 common ip multicast configuration commands 2-17 group-mask: specifies the mask of the group address. Group-mask-length: specifies the mask length of the group address. Source-address: specifies the source address. Source-mask: spe...

  • Page 553: Configuration Commands

    3com switch 7750 series command reference guide – multicast chapter 3 multicast mac address entry configuration commands 3-1 chapter 3 multicast mac address entry configuration commands 3.1 multicast mac address entry configuration commands 3.1.1 display mac-address multicast syntax display mac-addr...

  • Page 554

    3com switch 7750 series command reference guide – multicast chapter 3 multicast mac address entry configuration commands 3-2 vlan-id: vlan id. Interface-list: forwarding port list, in the format of { { interface-type interface-num } [ to { interface-type interface-num } ] }&. Where, interface-type i...

  • Page 555

    3com switch 7750 series command reference guide – multicast chapter 4 igmp configuration commands 4-1 chapter 4 igmp configuration commands note: when running ip multicast protocols, ethernet switches also provide the functions of switches. We use routers in this manual to stand for not only the com...

  • Page 556

    3com switch 7750 series command reference guide – multicast chapter 4 igmp configuration commands 4-2 group address last reporter uptime expires 225.1.1.1 20.20.20.20 00:02:04 00:01:15 225.1.1.3 20.20.20.20 00:02:04 00:01:15 225.1.1.2 20.20.20.20 00:02:04 00:01:17 table 4-1 output description of the...

  • Page 557

    3com switch 7750 series command reference guide – multicast chapter 4 igmp configuration commands 4-3 value of maximum query response time for igmp(in seconds): 10 value of robust count for igmp: 2 value of startup query interval for igmp(in seconds): 15 value of last member query interval for igmp(...

  • Page 558

    3com switch 7750 series command reference guide – multicast chapter 4 igmp configuration commands 4-4 undo igmp enable view vlan interface view parameter none description use igmp enable command to enable igmp on an interface. Use the undo igmp enable command to disable igmp on the interface. By def...

  • Page 559

    3com switch 7750 series command reference guide – multicast chapter 4 igmp configuration commands 4-5 by default, 256 igmp groups are added to a vlan interface. The new configuration overwrites the old one if you run the command for a second time. Caution: z new groups cannot be added when the numbe...

  • Page 560

    3com switch 7750 series command reference guide – multicast chapter 4 igmp configuration commands 4-6 description use the igmp group-policy command to set the filter of multicast groups on the vlan interface to control the access to ip multicast groups. Use undo igmp group-policy command to remove t...

  • Page 561

    3com switch 7750 series command reference guide – multicast chapter 4 igmp configuration commands 4-7 vlan-id: specifies the id for the vlan to which the port belongs. Description use the igmp group-policy vlan command to set the filter of multicast groups on a port to control the access to the ip m...

  • Page 562

    3com switch 7750 series command reference guide – multicast chapter 4 igmp configuration commands 4-8 number. For the meanings and ranges of the two arguments, refer to the parameter descriptions in part “port basic configuration” in this manual. Description use the igmp host-join port command to en...

  • Page 563

    3com switch 7750 series command reference guide – multicast chapter 4 igmp configuration commands 4-9 system view: return to user view with ctrl+z. [3com] interface vlan-interface 10 [3com-vlan-interface10] igmp enable [3com-vlan-interface10] quit [3com] interface ethernet 0/1 [3com-ethernet0/1] por...

  • Page 564

    3com switch 7750 series command reference guide – multicast chapter 4 igmp configuration commands 4-10 robust-value × seconds), the igmp query router continue to maintain the membership of this group. When receiving no igmp membership report message from any hosts within the defined period, the igmp...

  • Page 565

    3com switch 7750 series command reference guide – multicast chapter 4 igmp configuration commands 4-11 system-view system view: return to user view with ctrl+z. [3com] interface vlan-interface 10 [3com-vlan-interface10] igmp max-response-time 8 4.1.11 igmp proxy syntax igmp proxy vlan-interface inte...

  • Page 566

    3com switch 7750 series command reference guide – multicast chapter 4 igmp configuration commands 4-12 example # configure vlan-interface 2 as the igmp proxy interface of vlan-interface 1 on the layer 3 switch. System-view system view: return to user view with ctrl+z. [3com] multicast routing-enable...

  • Page 567

    3com switch 7750 series command reference guide – multicast chapter 4 igmp configuration commands 4-13 system-view system view: return to user view with ctrl+z. [3com] multicast routing-enable [3com] igmp report-aggregation 4.1.13 igmp robust-count syntax igmp robust-count robust-value undo igmp rob...

  • Page 568

    3com switch 7750 series command reference guide – multicast chapter 4 igmp configuration commands 4-14 this command is only available on the igmp query router running igmp v2. For the host running igmp v1, this command cannot take effect because the host does not send igmp leave packets when it leav...

  • Page 569

    3com switch 7750 series command reference guide – multicast chapter 4 igmp configuration commands 4-15 example # set the querier to expire after 300 seconds. System-view system view: return to user view with ctrl+z. [3com] interface vlan-interface 10 [3com-vlan-interface10] igmp timer other-querier-...

  • Page 571

    3com switch 7750 series command reference guide – multicast chapter 4 igmp configuration commands 4-17 group-mask: mask of igmp group address. Description use the reset igmp group command to delete an existing igmp group from the vlan interface. The deleted group can be added to the vlan interface a...

  • Page 572

    3com switch 7750 series command reference guide – multicast chapter 5 pim configuration commands 5-1 chapter 5 pim configuration commands 5.1 pim configuration commands 5.1.1 bsr-policy syntax bsr-policy acl-number undo bsr-policy view pim view parameter acl-number: acl number imported in bsr filter...

  • Page 573

    3com switch 7750 series command reference guide – multicast chapter 5 pim configuration commands 5-2 cannot receive or forward bsr messages other than these two. Even legal bsrs cannot contest with them. Problems may still exist if a legal bsr is attacked, though these two measures can effectively g...

  • Page 574

    3com switch 7750 series command reference guide – multicast chapter 5 pim configuration commands 5-3 when configure the candidate bsr, the larger bandwidth should be guaranteed since a great amount of information will be exchanged between bsr and other devices in the pim domain. Related command: pim...

  • Page 575

    3com switch 7750 series command reference guide – multicast chapter 5 pim configuration commands 5-4 example # configure the switch to advertise the bsr that the switch itself is the c-rp in the pim. The standard access list 2000 defines the groups related to the rp. The address of c-rp is designate...

  • Page 576

    3com switch 7750 series command reference guide – multicast chapter 5 pim configuration commands 5-5 address. For the c-rp messages received, only when their c-rp addresses match the source address and their server group addresses are subset of those in acl, can the be considered as matched. Related...

  • Page 577

    3com switch 7750 series command reference guide – multicast chapter 5 pim configuration commands 5-6 table 5-1 description on the fields of the display pim bsr-info command field description bsr bootstrap router priority priority of bsr mask length: 30 length of mask expires: 00:01:55 value of the t...

  • Page 578

    3com switch 7750 series command reference guide – multicast chapter 5 pim configuration commands 5-7 pim dr(designated router) is 10.10.1.20 table 5-2 description on the fields of the display pim interface command field description pim version version of pim pim mode pim mode enabled on the vlan int...

  • Page 579

    3com switch 7750 series command reference guide – multicast chapter 5 pim configuration commands 5-8 table 5-3 description on the fields of the display pim neighbor command field description neighbor’s address neighbor address interface name vlan interface where the neighbor has been discovered upti...

  • Page 580

    3com switch 7750 series command reference guide – multicast chapter 5 pim configuration commands 5-9 example # display the information about the pim multicast routing table. Display pim routing-table pim-sm routing table total 0 (*,*,rp)entry, 0 (*,g)entry, 2 (s,g)entries (192.168.1.2, 224.2.178.130...

  • Page 581

    3com switch 7750 series command reference guide – multicast chapter 5 pim configuration commands 5-10 description use the display pim rp-info command to view the rp information of the multicast group. In addition, this command can also display the bsr and static rp information. Example # view the rp...

  • Page 582

    3com switch 7750 series command reference guide – multicast chapter 5 pim configuration commands 5-11 parameter none description use the pim command to enter pim view to configure the global pim parameters. You cannot use the pim command to enable the pim protocol. Use the undo pim command to exit p...

  • Page 583

    3com switch 7750 series command reference guide – multicast chapter 5 pim configuration commands 5-12 note that you cannot use this command to set up a multicast boundary. Instead, what you use this command to set up is just a pim bootstrap packet boundary. Related command: c-bsr. Example # configur...

  • Page 584

    3com switch 7750 series command reference guide – multicast chapter 5 pim configuration commands 5-13 5.1.13 pim neighbor-limit syntax pim neighbor-limit limit undo pim neighbor-limit view vlan interface view parameter limit: upper limit of pim neighbors on the vlan interface, in the range of 0~128....

  • Page 585

    3com switch 7750 series command reference guide – multicast chapter 5 pim configuration commands 5-14 description use the pim neighbor-policy command to configure the router to filter the pim neighbors on the current vlan interface. Use the undo pim neighbor-policy command to disable the filtering. ...

  • Page 586

    3com switch 7750 series command reference guide – multicast chapter 5 pim configuration commands 5-15 related command: multicast routing-enable. Example # enable the pim-sm protocol on vlan-interface10. System-view system view: return to user view with ctrl+z. [3com] multicast routing-enable [3com] ...

  • Page 587

    3com switch 7750 series command reference guide – multicast chapter 5 pim configuration commands 5-16 [3com] multicast routing-enable [3com] interface vlan-interface 10 [3com-vlan-interface10] pim timer hello 40 5.1.17 register-policy syntax register-policy acl-number undo register-policy view pim v...

  • Page 590

    3com switch 7750 series command reference guide – multicast chapter 5 pim configuration commands 5-19 source-mask-length: specifies mask length of the group address. Incoming-interface: specifies incoming interface for the route entry in pim routing table. Interface-type interface-number: specifies ...

  • Page 591

    3com switch 7750 series command reference guide – multicast chapter 5 pim configuration commands 5-20 description use the source-policy command to configure the router to filter the received multicast data packets according to the source address or group address. Use the undo source-policy command t...

  • Page 592

    3com switch 7750 series command reference guide – multicast chapter 5 pim configuration commands 5-21 acl-number: basic acl, used to control the range of multicast group served by static rp, which ranges from 2000 to 2999. If an acl is not specified upon configuration, static rp will serve all multi...

  • Page 593: Table of Contents

    3com switch 7750 series command reference guide – 802.1x table of contents i table of contents chapter 1 802.1x configuration commands .............................................................................. 1-1 1.1 802.1x configuration commands ...................................................

  • Page 595

    3com switch 7750 series command reference guide – 802.1x chapter 1 802.1x configuration commands 1-2 dhcp-launch is disabled proxy trap checker is disabled proxy logoff checker is disabled guest vlan is disabled configuration: transmit period 30 s, handshake period 15 s reauth period 003600 s quiet ...

  • Page 596

    3com switch 7750 series command reference guide – 802.1x chapter 1 802.1x configuration commands 1-3 field description proxy trap checker is disabled whether to check a supplicant system that logs in through a proxy: z disable means the switch does not send trap packets when it detects that a suppli...

  • Page 597

    3com switch 7750 series command reference guide – 802.1x chapter 1 802.1x configuration commands 1-4 field description proxy trap checker is disabled whether to check a supplicant system that logs in through a proxy: z disable means the switch does not detect supplicant login through a proxy z enabl...

  • Page 598

    3com switch 7750 series command reference guide – 802.1x chapter 1 802.1x configuration commands 1-5 specifies the type of a port and interface-num identifies the port number. "&" means that up to 10 port indexes/port index listscan be provided, description use the dot1x command to enable 802.1x glo...

  • Page 599

    3com switch 7750 series command reference guide – 802.1x chapter 1 802.1x configuration commands 1-6 undo dot1x authentication-method view system view parameter chap: authenticates with the help of challenge handshake authentication protocol (chap). Pap: authenticates with the help of password authe...

  • Page 600

    3com switch 7750 series command reference guide – 802.1x chapter 1 802.1x configuration commands 1-7 undo dot1x dhcp-launch view system view parameter none description use the dot1x dhcp-launch command to specify an 802.1x-enqbled switch to launch the process to authenticate a supplicant system when...

  • Page 601

    3com switch 7750 series command reference guide – 802.1x chapter 1 802.1x configuration commands 1-8 where interface-type specifies the type of a port and interface-num identifies the port number. "&" means that up to 10 port indexes/port index lists can be provided. Description use the dot1x guest-...

  • Page 602

    3com switch 7750 series command reference guide – 802.1x chapter 1 802.1x configuration commands 1-9 1.1.6 dot1x max-user syntax dot1x max-user user-number[ interface interface-list ] undo dot1x max-user [ interface interface-list ] view system view, ethernet port view parameter user-number: maximum...

  • Page 604

    3com switch 7750 series command reference guide – 802.1x chapter 1 802.1x configuration commands 1-11 related command: display dot1x. Example # specify ethernet 3/0/1 port to operate in unauthorized-force access control mode. System-view system view: return to user view with ctrl+z. [3com] dot1x por...

  • Page 605

    3com switch 7750 series command reference guide – 802.1x chapter 1 802.1x configuration commands 1-12 ethernet port are able to access the network without being authenticated if a supplicant system among them passes the authentication. And when the supplicant system logs off, the network is inaccess...

  • Page 606

    3com switch 7750 series command reference guide – 802.1x chapter 1 802.1x configuration commands 1-13 example # enable the quiet-period timer. System-view system view: return to user view with ctrl+z. [3com] dot1x quiet-period 1.1.10 dot1x re-authenticate syntax dot1x re-authenticate [ interface int...

  • Page 607

    3com switch 7750 series command reference guide – 802.1x chapter 1 802.1x configuration commands 1-14 system view: return to user view with ctrl+z. [3com] interface ethernet 3/0/1 [3com-ethernet3/0/1] dot1x re-authenticate 1.1.11 dot1x retry syntax dot1x retry max-retry-value undo dot1x retry view s...

  • Page 608

    3com switch 7750 series command reference guide – 802.1x chapter 1 802.1x configuration commands 1-15 1.1.12 dot1x retry-version-max syntax dot1x retry-version-max max-retry-version-value undo dot1x retry-version-max view system view parameter max-retry-version-value: maximum number of times that a ...

  • Page 609

    3com switch 7750 series command reference guide – 802.1x chapter 1 802.1x configuration commands 1-16 view system view, ethernet port view parameter logoff: disconnects a supplicant system if it logs in through a proxy or through multiple network cards. Trap: sends trap packets if a supplicant syste...

  • Page 610

    3com switch 7750 series command reference guide – 802.1x chapter 1 802.1x configuration commands 1-17 z the 802.1x supplicant system must be able to detect whether the client uses multiple network cards, a proxy, or ie proxy; z cams has disabled the use of multiple network cards, a proxy server, and...

  • Page 612

    3com switch 7750 series command reference guide – 802.1x chapter 1 802.1x configuration commands 1-19 tx-period-value: value of the tx-period, in seconds. This value ranges from 10 to 120 and defaults to 30. Supp-timeout: supplicant timeout timer, triggered when the switch sends a request/challenge ...

  • Page 613

    3com switch 7750 series command reference guide – 802.1x chapter 1 802.1x configuration commands 1-20 1.1.15 dot1x version-check syntax dot1x version-check [ interface interface-list] undo dot1x version-check [ interface interface-list] view system view, ethernet port view parameter interface-list: ...

  • Page 614

    3com switch 7750 series command reference guide – 802.1x chapter 1 802.1x configuration commands 1-21 view user view parameter interface-list: ethernet port list. You can specify multiple ethernet ports by providing this argument in the form of interface-list = { interface-name [ to interface- name]...

  • Page 615

    3com switch 7750 series command reference guide – 802.1x chapter 2 habp configuration commands 2-1 chapter 2 habp configuration commands 2.1 habp configuration commands 2.1.1 display habp syntax display habp view any view parameter none description use the display habp command to display habp config...

  • Page 616

    3com switch 7750 series command reference guide – 802.1x chapter 2 habp configuration commands 2-2 2.1.2 display habp table syntax display habp table view any view parameter none description use the display habp table command to display the mac address table maintained by habp. Example # display the...

  • Page 617

    3com switch 7750 series command reference guide – 802.1x chapter 2 habp configuration commands 2-3 description use the display habp traffic command to display statistics on habp packets. Example # display statistics on habp packets. Display habp traffic habp counters : packets output: 0, input: 0 id...

  • Page 618

    3com switch 7750 series command reference guide – 802.1x chapter 2 habp configuration commands 2-4 if an 802.1x-enabled switch does not have habp enabled, it cannot manage the switches attached to it. Example # enable habp. System-view system view: return to user view with ctrl+z. [3com] habp enable...

  • Page 619

    3com switch 7750 series command reference guide – 802.1x chapter 2 habp configuration commands 2-5 undo habp timer view system view parameter interval: interval (in seconds) to send habp request packets. This argument ranges from 5 to 600. Description use the habp timer command to set the interval f...

  • Page 620: Table of Contents

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead table of contents i table of contents chapter 1 aaa & radius & hwtacacs configuration commands ..................................... 1-1 1.1 aaa configuration commands...........................................................

  • Page 621

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead table of contents ii 1.2.16 reset stop-accounting-buffer ............................................................................... 1-40 1.2.17 retry .......................................................................

  • Page 624

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-3 note: if the accounting optional switch is turned on (with the accounting optional command) in the isp domain to which the local user belongs or the radius scheme...

  • Page 625

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-4 vlan vlan-id: cuts down all user connections of the specified vlan. Vlan-id ranges from 1 to 4094. Ucibindex ucib-index: cuts down the user connection with the sp...

  • Page 626

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-5 mac mac-address: displays the connection of the user with the specified mac address. Mac-address is in dash-delimited hexadecimal notation (in the form of h-h-h)....

  • Page 627

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-6 description use the display domain command to display the configuration information about one specific or all isp domains. If you execute this command without spe...

  • Page 628

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-7 field description idle-cut sets the idle-cut function. Disable means the idle-cut function is disabled; enable means the function is enabled. Self-service url of ...

  • Page 629

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-8 user-name user-name: displays the local user who has the specified user name. User-name is a character string of up to 80 characters. The string cannot contain th...

  • Page 630

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-9 field description access-limit limit on the number of access users bind location whether or not bound to a port vlan id vlan of the user ip address ip address of ...

  • Page 631

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-10 therefore, it is necessary to distinguish between them by setting isp domains. You can configure a complete set of independent isp domain attributes, including a...

  • Page 632

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-11 related command: domain. Example # allow users in isp domain aabbcc.Net to enable the idle-cut attribute in user template (that is, allow the user to use the idl...

  • Page 633

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-12 example # set the level of user1 to 3. System-view system view: return to user view with ctrl+z. [3com] local-user 3com1 [3com-luser-3com1] level 3 1.1.10 local-...

  • Page 635

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-14 parameter limit: time limit in minutes, ranging from 1 to 60. The switch will send prompt messages at regular intervals to users whose remaining online time is l...

  • Page 636

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-15 parameter string: vlan name for vlan assignment, a character string of up to 32 characters. Description use the name command to set a vlan name, which will be us...

  • Page 637

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-16 description use the password command to set a password for the local user. Use the undo password command to cancel the password configured. Note that, after the ...

  • Page 638

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-17 example # specify the scheme "3com" as the radius scheme to be used by current isp domain "aabbcc.Net". System-view system view: return to user view with ctrl+z....

  • Page 639

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-18 related command: radius scheme and display radius example # specify the radius scheme "3com" as the aaa scheme referenced by the isp domain "aabbcc.Net". System-...

  • Page 640

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-19 z then, the user can change the password. A user can choose the [change user password] option on the client only after passing the authentication. If the user fa...

  • Page 641

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-20 description use the service-type command to authorize the user to access the specified type(s) of service(s). Use the undo service-type command to inhibit the us...

  • Page 642

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-21 example # set the isp domain aabbcc.Net to the block state, so that all its offline users cannot access the network. System-view system view: return to user view...

  • Page 643

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-22 z integer: if the radius server assigns integer type of vlan ids, you can set the vlan assignment mode to integer on the switch (this is also the default mode on...

  • Page 644

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-23 caution: z you are recommended to configure the vlan assignment mode for the switch the same as that of the assignment attribute value of the radius authenticati...

  • Page 645

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-24 interval: interval to send accounting-on packets, ranging from 1 to 30 and defaulting to 3 seconds. Description use the accounting-on enable command to enable th...

  • Page 646

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-25 note: the switch can automatically generate the main attributes (nas-id, nas-ip address and session id) in the accounting-on packets. However, you can also manua...

  • Page 647

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-26 z after the accounting optional command is used for a radius scheme, the system will no longer send real-time accounting update packets and stop-accounting packe...

  • Page 648

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-27 related command: display radius. Example # specify to measure data and packets in data flows sent to radius server in kilobytes and kilo-packets respectively. Sy...

  • Page 649

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-28 view any view parameter radius-scheme-name: name of a radius scheme, a character string of up to 32 characters. If this argument is not specified, this command d...

  • Page 650

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-29 table 1-4 description on the fields of the display radius command field description schemename name of the radius scheme index index number of the radius scheme ...

  • Page 651

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-30 description use the display radius statistics command to display the statistics about radius packets, so as to troubleshoot radius configuration. Related command...

  • Page 652

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-31 parameter radius-scheme radius-scheme-name: displays the buffered stop-accounting requests of the specified radius scheme. Where, radius-scheme-name is a charact...

  • Page 654

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-33 1.2.9 local-server syntax local-server nas-ip ip-address key password undo local-server nas-ip ip-address view system view parameter nas-ip ip-address: specifies...

  • Page 655

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-34 z as a local radius authentication server, the switch does not support eap authentication. Related command: radius scheme and state. Example # create a network a...

  • Page 656

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-35 related command: display radius and radius nas-ip. Example # set the source ip address used by the switch to send the radius packets to 10.1.1.1. System-view sys...

  • Page 657

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-36 related command: key, radius scheme and state. Example # set the ip address and udp port number of the primary accounting server of the radius scheme radius1 to ...

  • Page 658

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-37 accounting server. At the same time, you should keep the radius service port settings on the switch consistent with those on the radius servers. Related command:...

  • Page 659

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-38 z you can specify the source ip address used to send radius packet to prevent the unreachability of the packets returned from the server due to physical interfac...

  • Page 660

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-39 a radius scheme can be referenced by multiple isp domains simultaneously. You can configure up to 16 radius schemes, including the default scheme "system". The u...

  • Page 662

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-41 example # delete the stop-accounting request packets buffered in the system for the user user0001@aabbcc.Net. Reset stop-accounting-buffer user-name user0001@aab...

  • Page 663

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-42 example # set the maximum transmission times of radius requests in the radius scheme radius1 to five. System-view system view: return to user view with ctrl+z. [...

  • Page 664

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-43 z a real-time account request may be sent multiple times (set by the retry command in radius scheme view) for an accounting attempt. If no response is received e...

  • Page 665

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-44 use the undo retry stop-accounting command to restore the default maximum number of transmission attempts of the buffered stop-accounting requests. Stop-accounti...

  • Page 666

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-45 related command: key, radius scheme and state. Example # set the ip address and udp port number of the secondary accounting server of the radius scheme radius1 t...

  • Page 668

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-47 view radius scheme view parameter primary: specifies the server to be set is a primary radius server. Secondary: specifies the server to be set is a secondary ra...

  • Page 669

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-48 1.2.24 stop-accounting-buffer enable syntax stop-accounting-buffer enable undo stop-accounting-buffer enable view radius scheme view parameter none description u...

  • Page 670

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-49 1.2.25 timer syntax timer seconds undo timer view radius scheme view parameter seconds: response timeout time of radius server, ranging from 1 second to 10 secon...

  • Page 671

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-50 1.2.26 timer quiet syntax timer quiet minutes undo timer quiet view radius scheme view parameter minutes: wait time, ranging from 1 minute to 255 minutes. By def...

  • Page 672

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-51 parameter minutes: real-time accounting interval. It ranges from 3 minutes to 60 minutes and must be a multiple of 3. By default, this interval is 12 minutes. De...

  • Page 673

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-52 undo timer response-timeout view radius scheme view parameter seconds: response timeout time of radius servers, ranging from 1 second to 10 seconds. By default, ...

  • Page 674

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-53 parameter with-domain: specifies to include isp domain names in the user names to be sent to radius servers. Without-domain: specifies to exclude isp domain name...

  • Page 676

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-55 system-view system view: return to user view with ctrl+z. [3com] hwtacacs scheme test1 [3com- hwtacacs-test1] data-flow-format data kilo-byte [3com- hwtacacs-tes...

  • Page 677

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-56 key authentication : 790131 key authorization : 790131 key accounting : 790131 quiet-interval(min) : 5 response-timeout-interval(sec) : 5 domain-included : no tr...

  • Page 678

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-57 related command: reset stop-accounting-buffer, stop-accounting-buffer enable, and retry stop-accounting. Example # display the stop-accounting requests buffered ...

  • Page 679

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-58 1.3.5 hwtacacs scheme syntax hwtacacs scheme hwtacacs-scheme-name undo hwtacacs scheme hwtacacs-scheme-name undo hwtacacs scheme hwtacacs-scheme-name view system...

  • Page 680

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-59 authorization: specifies a shared key for the authorization server. String: shared key, a string of up to 16 characters. Description use the key command to confi...

  • Page 681

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-60 description use the nas-ip command to specify the source address for sending hwtacacs packets so that all packets sent to the tacacs server carry the same source...

  • Page 682

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-61 note that: z you are not allowed to assign the same ip address to both primary and secondary accounting servers; otherwise, unsuccessful operation is prompted. Z...

  • Page 683

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-62 z you can remove an authentication server only when it is not being used by any active tcp connections, and the removal impacts only packets forwarded afterwards...

  • Page 684

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-63 example # configure a primary authorization server. System-view system view: return to user view with ctrl+z. [3com] hwtacacs scheme test1 [3com-hwtacacs-test1] ...

  • Page 685

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-64 parameter hwtacacs-scheme hwtacacs-scheme-name: configures to delete the stop-accounting requests from the buffer according to the specified hwtacacs scheme name...

  • Page 686

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-65 parameter retry-times: maximum number of real-time stop-accounting request attempts. It is in the range 1 to 300 and defaults to 100. Description use the retry s...

  • Page 687

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-66 by default, the ip address of tacacs accounting server is 0.0.0.0. Note that: z you are not allowed to assign the same ip address to both primary and secondary a...

  • Page 688

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-67 z you can remove an authentication server only when it is not being used by any active tcp connections. Related command: display hwtacacs. Example # configure a ...

  • Page 689

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-68 example # configure the secondary authorization server. System-view system view: return to user view with ctrl+z. [3com] hwtacacs scheme test1 [3com-hwtacacs-tes...

  • Page 690

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-69 system view: return to user view with ctrl+z. [3com] hwtacacs scheme test1 [3com-hwtacacs-test1] stop-accounting-buffer enable 1.3.18 timer quiet syntax timer qu...

  • Page 691

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-70 view hwtacacs scheme view parameter minutes: real-time accounting interval, which is a multiple of 3 in the range 3 to 60 minutes. By default, the real-time acco...

  • Page 692

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-71 1.3.20 timer response-timeout syntax timer response-timeout seconds undo timer response-timeout view hwtacacs scheme view parameter seconds: length of the respon...

  • Page 693

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 1 aaa & radius & hwtacacs configuration commands 1-72 parameter with-domain: specifies to send the username with a domain name to the tacacs server. Without-domain: specifies to send the username without any domain ...

  • Page 695

    3com switch 7750 series command reference guide – aaa, radius, hwtacacs, ead chapter 2 ead configuration commands 2-2 user-name-format without-domain ….

  • Page 696: Table of Contents

    3com switch 7750 series command reference guide – vrrp & ha table of contents i table of contents chapter 1 vrrp configuration commands ............................................................................... 1-1 1.1 vrrp configuration commands ...................................................

  • Page 698

    3com switch 7750 series command reference guide – vrrp & ha chapter 1 vrrp configuration commands 1-2 statistics: displays vrrp statistics. Virtual-router-id: vrrp backup group id ranging from 1 to 255. Description use the display vrrp command to display the information about the vrrp state or vrrp ...

  • Page 699

    3com switch 7750 series command reference guide – vrrp & ha chapter 1 vrrp configuration commands 1-3 field description version errors number of version errors vrid errors number of backup group id errors advertisement interval errors number of advertisement time interval errors ip ttl errors number...

  • Page 700

    3com switch 7750 series command reference guide – vrrp & ha chapter 1 vrrp configuration commands 1-4 z if only the interface index is specified, the statistics information about all the backup groups on the interface will be cleared. Z if both the interface index and backup group id are specified, ...

  • Page 701

    3com switch 7750 series command reference guide – vrrp & ha chapter 1 vrrp configuration commands 1-5 example # specify the authentication type as simple,and authentication key as aabbcc. System-view system view: return to user view with ctrl+z. [3com] interface vlan-interface 2 [3com-vlan-interface...

  • Page 702

    3com switch 7750 series command reference guide – vrrp & ha chapter 1 vrrp configuration commands 1-6 example # map the real mac address of a routing interface to a virtual router ip address. System-view system view: return to user view with ctrl+z. [3com] vrrp method real-mac 1.1.6 vrrp ping-enable...

  • Page 703

    3com switch 7750 series command reference guide – vrrp & ha chapter 1 vrrp configuration commands 1-7 view vlan interface view parameter virtual-router-id: vrrp backup group id ranging from 1 to 255. Delay-value: delay period (in seconds) ranging from 0 to 255. Description use the vrrp vrid preempt-...

  • Page 704

    3com switch 7750 series command reference guide – vrrp & ha chapter 1 vrrp configuration commands 1-8 system-view system view: return to user view with ctrl+z. [3com] interface vlan-interface 2 [3com-vlan-interface2] vrrp vrid 1 preempt-mode # set the delay period. [3com-vlan-interface2] vrrp vrid 1...

  • Page 705

    3com switch 7750 series command reference guide – vrrp & ha chapter 1 vrrp configuration commands 1-9 1.1.9 vrrp vrid timer advertise syntax vrrp vrid virtual-router-id timer advertise adver-interval undo vrrp vrid virtual-router-id timer advertise view vlan interface view parameter virtual-router-i...

  • Page 706

    3com switch 7750 series command reference guide – vrrp & ha chapter 1 vrrp configuration commands 1-10 parameter virtual-router-id: vrrp backup group id ranging form 1 to 255. Interface-type interface-number: vlan interface to be tracked. Value-reduced: value by which the priority is to decrease. Th...

  • Page 707

    3com switch 7750 series command reference guide – vrrp & ha chapter 1 vrrp configuration commands 1-11 [3com] interface vlan-interface 2 [3com-vlan-interface2] vrrp vrid 1 track vlan-interface 1 reduced 50 1.1.11 vrrp vrid virtual-ip syntax vrrp vrid virtual-router-id virtual-ip virtual-address undo...

  • Page 708

    3com switch 7750 series command reference guide – vrrp & ha chapter 1 vrrp configuration commands 1-12 # remove a backup group. [3com-vlan-interface2] undo vrrp vrid 1.

  • Page 709

    3com switch 7750 series command reference guide – vrrp & ha chapter 2 ha configuration commands 2-1 chapter 2 ha configuration commands 2.1 ha configuration commands 2.1.1 display switchover state syntax display switchover state [slot-id] view any view parameter slot-id: slot number of master/slave ...

  • Page 710

    3com switch 7750 series command reference guide – vrrp & ha chapter 2 ha configuration commands 2-2 description use slave auto-update config command to enable the automatic synchronization of configuration files between the master/slave systems. Use the undo slave auto-update config command to disab...

  • Page 711

    3com switch 7750 series command reference guide – vrrp & ha chapter 2 ha configuration commands 2-3 view user view parameter none description use the slave switchover command to perform master/slave switchover manually. When the slave board operates normally and the master board is in the real-time ...

  • Page 712

    3com switch 7750 series command reference guide – vrrp & ha chapter 2 ha configuration commands 2-4 now saving the current configuration to the slave board. Please wait... The configuration has been saved to the slave board successfully..

  • Page 713: Table of Contents

    3com switch 7750 series command reference guide – arp table of contents i table of contents chapter 1 arp configuration commands.................................................................................. 1-1 1.1 arp configuration commands..........................................................

  • Page 714

    3com switch 7750 series command reference guide – arp chapter 1 arp configuration commands 1-1 chapter 1 arp configuration commands 1.1 arp configuration commands 1.1.1 arp check enable syntax arp check enable undo arp check enable view system view parameter none description use the arp check enable...

  • Page 715

    3com switch 7750 series command reference guide – arp chapter 1 arp configuration commands 1-2 parameter number: the maximum number of the arp entries, in the range of 4,096 to 8,192. Description use the arp max-entry command to set the limit of the total number of the arp entries. The value ranges ...

  • Page 716

    3com switch 7750 series command reference guide – arp chapter 1 arp configuration commands 1-3 [3com] interface gigabitethernet 3/0/1 [3com gigabitethernet3/0/1] arp max-dynamic-entry 6000 1.1.4 arp proxy enable syntax arp proxy enable undo arp proxy enable view vlan interface view parameter none de...

  • Page 717

    3com switch 7750 series command reference guide – arp chapter 1 arp configuration commands 1-4 parameter none description use the arp proxy source-vlan enable command to enable the inbound vlan arp proxy function to process the arp requests in the same vlan, so as to realize the layer 3 connectivity...

  • Page 718

    3com switch 7750 series command reference guide – arp chapter 1 arp configuration commands 1-5 through: sets the maximum number of arp packets (with the same source ip addresses, and the destination ip address is not the ip address of the current switch) sent to the cpu at a time. Limit-value: maxim...

  • Page 719

    3com switch 7750 series command reference guide – arp chapter 1 arp configuration commands 1-6 mac-address: mac address contained in the arp mapping entry to be created, in the format of h-h-h. Vlan-id: id of the vlan to which the static arp entry belongs, in the range of 1 to 4094. Interface-type: ...

  • Page 720

    3com switch 7750 series command reference guide – arp chapter 1 arp configuration commands 1-7 description use the arp timer aging command to configure the aging time for dynamic arp mapping entries. Use the undo arp timer aging command to restore the default aging time. By default, the aging time f...

  • Page 721

    3com switch 7750 series command reference guide – arp chapter 1 arp configuration commands 1-8 192.168.0.2 000d-88f8-4e88 1 ethernet1/0/2 14 d 192.168.0.200 0014-222c-9d6a 1 ethernet1/0/2 14 d 192.168.0.45 000d-88f6-44c1 1 ethernet1/0/2 15 d 192.168.0.110 0011-4301-991e 1 ethernet1/0/2 15 d 192.168....

  • Page 723

    3com switch 7750 series command reference guide – arp chapter 1 arp configuration commands 1-10 if you specify a port in the command, the command will display the limit of the total number of arp entries and the limit number of the dynamic arp entries on the specified port. If you do not specify a p...

  • Page 724

    3com switch 7750 series command reference guide – arp chapter 1 arp configuration commands 1-11 1.1.13 display arp proxy syntax display arp proxy [ interface interface-type interface-number] view any view parameter interface-type: interface type. Interface-number: interface number. For more informat...

  • Page 725

    3com switch 7750 series command reference guide – arp chapter 1 arp configuration commands 1-12 type: s-static d-dynamic ip address mac address vlan id port name aging type 10.1.1.2 00e0-fc01-0102 1 ethernet3/0/1 n/a s 1.1.15 display arp source-suppression syntax display arp source-suppression view ...

  • Page 726

    3com switch 7750 series command reference guide – arp chapter 1 arp configuration commands 1-13 example # display the arp mapping table of vlan1. Display arp vlan 1 type: s-static d-dynamic ip address mac address vlan id port name aging type 10.1.1.2 00e0-fc01-0102 1 ethernet3/0/1 n/a s 1.1.17 displ...

  • Page 727

    3com switch 7750 series command reference guide – arp chapter 1 arp configuration commands 1-14 description use the gratuitous-arp-learning enable command to enable the gratuitous arp packet learning function. Use the undo gratuitous-arp-learning enable command to disable the gratuitous arp packet l...

  • Page 728

    3com switch 7750 series command reference guide – arp chapter 1 arp configuration commands 1-15 example # clear static arp mapping entries. Reset arp static.

  • Page 729: Table of Contents

    3com switch 7750 series command reference guide – dhcp contents i table of contents chapter 1 dhcp server configuration commands ................................................................... 1-1 1.1 dhcp server configuration commands ...............................................................

  • Page 730

    3com switch 7750 series command reference guide – dhcp contents ii 2.1.1 address-check......................................................................................................... 2-1 2.1.2 address-check dhcp-relay ............................................................................

  • Page 731

    3com switch 7750 series command reference guide – dhcp chapter 1 dhcp server configuration commands 1-1 chapter 1 dhcp server configuration commands 1.1 dhcp server configuration commands 1.1.1 dhcp enable syntax dhcp enable undo dhcp enable view system view parameter none description use the dhcp e...

  • Page 734

    3com switch 7750 series command reference guide – dhcp chapter 1 dhcp server configuration commands 1-4 parameter none description use the dhcp server detect command to enable the unauthorized dhcp server detecting function. Use the undo dhcp server detect command to disable the unauthorized dhcp se...

  • Page 735

    3com switch 7750 series command reference guide – dhcp chapter 1 dhcp server configuration commands 1-5 interface interface-type interface-number [ to interface-type interface-number ]: specifies the interface(s), through which you can specify the corresponding interface address pools. All: (in comp...

  • Page 736

    3com switch 7750 series command reference guide – dhcp chapter 1 dhcp server configuration commands 1-6 parameter domain-name: domain name of the dhcp clients whose ip addresses are from the specified interface address pool(s). This argument is a string of 3 to 50 characters. Interface interface-typ...

  • Page 737

    3com switch 7750 series command reference guide – dhcp chapter 1 dhcp server configuration commands 1-7 parameter day day: specifies the number of days. The day argument ranges from 0 to 365. Hour hour: specifies the number of hours. The hour argument ranges from 0 to 23. Minute minute: specifies th...

  • Page 738

    3com switch 7750 series command reference guide – dhcp chapter 1 dhcp server configuration commands 1-8 high-ip-address: ip address that is not available for being assigned to dhcp clients. This argument also marks the higher end of the range of the forbidden ip addresses. Note that this argument ca...

  • Page 739

    3com switch 7750 series command reference guide – dhcp chapter 1 dhcp server configuration commands 1-9 use the undo dhcp server ip-pool command to remove a specified dhcp address pool. By default, no global dhcp address pool is created. Related command: dhcp enable. Example # create dhcp address po...

  • Page 740

    3com switch 7750 series command reference guide – dhcp chapter 1 dhcp server configuration commands 1-10 description use the dhcp server nbns-list command to configure netbios server ip address(es) for the specified dhcp interface address pool(s). Use the undo dhcp server nbns-list command to remove...

  • Page 741

    3com switch 7750 series command reference guide – dhcp chapter 1 dhcp server configuration commands 1-11 m-node: specifies the m-typed mixed type. Nodes of this type are p-nodes with some broadcasting features. (the character m here stands for mixed.) h-nodespecifies the hybrid type. Nodes of this t...

  • Page 742

    3com switch 7750 series command reference guide – dhcp chapter 1 dhcp server configuration commands 1-12 view system view/vlan interface view parameter code: customized option number ranging from 2 to 254. Note that this argument cannot be 3, 6, 15, 44, 46, 50 through 55, 57 through 59. Ascii ascii-...

  • Page 743

    3com switch 7750 series command reference guide – dhcp chapter 1 dhcp server configuration commands 1-13 view system view parameter packets number: specifies the number of the packets to be sent in a ping test. The number argument ranges from 0 to 10 and defaults to 2. Value 0 means no packet will b...

  • Page 744

    3com switch 7750 series command reference guide – dhcp chapter 1 dhcp server configuration commands 1-14 use the undo dhcp server static-bind command to cancel an ip-mac address binding. By default, no ip address in an address pool is statically bound. It should be noted that: z an ip address can be...

  • Page 745

    3com switch 7750 series command reference guide – dhcp chapter 1 dhcp server configuration commands 1-15 10.110.1.2 jan 11 2003 11:57:07 pm table 1-1 description on the fields of the display dhcp server conflict command field description address conflicting ip address discover time time when the con...

  • Page 746

    3com switch 7750 series command reference guide – dhcp chapter 1 dhcp server configuration commands 1-16 interface pool: ip address hardware address lease expiration type --- total 0 entry --- table 1-2 description on the fields of the display dhcp server expired command field description global poo...

  • Page 747

    3com switch 7750 series command reference guide – dhcp chapter 1 dhcp server configuration commands 1-17 ip range from 4.0.0.0 to 4.255.255.255 ip range from 5.5.5.0 to 5.5.5.0 ip range from 5.5.5.2 to 5.5.5.255 1.1.18 display dhcp server ip-in-use syntax display dhcp server ip-in-use { ip ip-addres...

  • Page 748

    3com switch 7750 series command reference guide – dhcp chapter 1 dhcp server configuration commands 1-18 table 1-3 description on the fields of the display dhcp server ip-in-use command field description global pool address binding information of global dhcp address pools interface pool address bind...

  • Page 749

    3com switch 7750 series command reference guide – dhcp chapter 1 dhcp server configuration commands 1-19 expire: 0 interface pool: pool number: 1 binding auto: 1 manual: 0 expire: 0 boot request: 6 dhcp discover: 1 dhcp request: 4 dhcp decline: 0 dhcp release: 1 dhcp inform: 0 boot reply: 4 dhcp off...

  • Page 750

    3com switch 7750 series command reference guide – dhcp chapter 1 dhcp server configuration commands 1-20 field description boot reply: 4 dhcp offer: 1 dhcp ack: 3 dhcp nak: 0 statistics about the dhcp packets sent to dhcp clients bad messages number of the error dhcp packets 1.1.20 display dhcp serv...

  • Page 751

    3com switch 7750 series command reference guide – dhcp chapter 1 dhcp server configuration commands 1-21 pool name: 6 static-bind ip-address 10.10.1.2 mask 255.0.0.0 static-bind mac-address 00e0-00fc-0001 parent node:5 option 10 ip-address 255.255.0.0 expired 1 0 0 pool name: 7 network 10.10.1.64 ma...

  • Page 752

    3com switch 7750 series command reference guide – dhcp chapter 1 dhcp server configuration commands 1-22 field description child node:6 the address pool 6 is the child node of this node. This field can display the information about the following types of node: child node: displays the information ab...

  • Page 754

    3com switch 7750 series command reference guide – dhcp chapter 1 dhcp server configuration commands 1-24 description use the domain-name command to configure a domain name for the dhcp clients of a global dhcp address pool. Use the undo domain-name command to remove the domain name. By default, no d...

  • Page 755

    3com switch 7750 series command reference guide – dhcp chapter 1 dhcp server configuration commands 1-25 example # set the lease time of the ip addresses in the global dhcp address pool 0 to 1 day, 2 hours and 3 minutes. System-view system view: return to user view with ctrl+z. [3com] dhcp server ip...

  • Page 757

    3com switch 7750 series command reference guide – dhcp chapter 1 dhcp server configuration commands 1-27 view dhcp address pool view parameter b-node: specifies the broadcast type. Nodes of this type acquire host name-to-ip address mapping by broadcasting. P-node: specifies the peer-to-peer type. No...

  • Page 758

    3com switch 7750 series command reference guide – dhcp chapter 1 dhcp server configuration commands 1-28 if neither subnet mask nor mask length is specified in this command, the default subnet mask is adopted. Description use the network command to configure a dynamically assigned ip address range (...

  • Page 759

    3com switch 7750 series command reference guide – dhcp chapter 1 dhcp server configuration commands 1-29 ip-address ip-address&: specifies ip addresses. The & string means that you can provide up to eight ip addresses. When entering more than one ip addresses, separate two neighboring ip addresses w...

  • Page 761

    3com switch 7750 series command reference guide – dhcp chapter 1 dhcp server configuration commands 1-31 description use the reset dhcp server statistics command to clear the statistics on a dhcp server, such as the number of dhcp unrecognized packets/request packets/response packets. Related comman...

  • Page 762

    3com switch 7750 series command reference guide – dhcp chapter 1 dhcp server configuration commands 1-32 example # bind the ip address 10.1.1.1 (with the subnet mask 255.255.255.0) to the mac address 0000-e03f-0305. System-view system view: return to user view with ctrl+z. [3com] dhcp server ip-pool...

  • Page 763

    3com switch 7750 series command reference guide – dhcp chapter 1 dhcp server configuration commands 1-33 system view: return to user view with ctrl+z. [3com] dhcp server ip-pool 0 [3com-dhcp-pool-0] static-bind ip-address 10.1.1.1 mask 255.255.255.0 [3com-dhcp-pool-0] static-bind mac-address 0000-e0...

  • Page 764

    3com switch 7750 series command reference guide – dhcp chapter 2 dhcp relay configuration commands 2-1 chapter 2 dhcp relay configuration commands 2.1 dhcp relay configuration commands 2.1.1 address-check syntax address-check enable address-check disable view vlan interface view parameter none descr...

  • Page 765

    3com switch 7750 series command reference guide – dhcp chapter 2 dhcp relay configuration commands 2-2 view vlan interface view parameter none description use the address-check dhcp-relay enable command to validate the dynamic entries generated by the dhcp relay. Use the address-check dhcp-relay dis...

  • Page 766

    3com switch 7750 series command reference guide – dhcp chapter 2 dhcp relay configuration commands 2-3 description use the address-check no-matched enable command to forbid freely-connected clients to pass dhcp security check. Use the address-check no-matched disable command to allow freely-connecte...

  • Page 767

    3com switch 7750 series command reference guide – dhcp chapter 2 dhcp relay configuration commands 2-4 related command: dhcp relay information strategy. Example # enable option 82 supporting on a dhcp relay. System-view system view: return to user view with ctrl+z. [3com] dhcp relay information enab...

  • Page 769

    3com switch 7750 series command reference guide – dhcp chapter 2 dhcp relay configuration commands 2-6 interval: specified refresh interval, in the range of 1 to 120 in seconds. Description use the dhcp-security tracker command to configure the interval at which the dhcp relay refreshes the addresse...

  • Page 770

    3com switch 7750 series command reference guide – dhcp chapter 2 dhcp relay configuration commands 2-7 2.1.9 dhcp-server ip syntax dhcp-server groupno ip ip-address& undo dhcp-server groupno view system view parameter groupno: dhcp server group number, ranging from 0 to 19. Ip-address&: ip address o...

  • Page 771

    3com switch 7750 series command reference guide – dhcp chapter 2 dhcp relay configuration commands 2-8 dynamic: displays the dynamic user address entries. Static: displays the static user address entries. Description use the display dhcp-security command to display one or all user address entries, o...

  • Page 772

    3com switch 7750 series command reference guide – dhcp chapter 2 dhcp relay configuration commands 2-9 example # display the interval at which the dhcp relay refreshes the address entries of dynamic users. Display dhcp-security tracker current tracker interval: 10s 2.1.12 display dhcp-server syntax ...

  • Page 773

    3com switch 7750 series command reference guide – dhcp chapter 2 dhcp relay configuration commands 2-10 dhcp_decline messages: 0 dhcp_discover messages: 0 dhcp_request messages: 0 dhcp_inform messages: 0 dhcp_release messages: 0 bootp_request messages: 0 bootp_reply messages: 0 table 2-2 description...

  • Page 774

    3com switch 7750 series command reference guide – dhcp chapter 2 dhcp relay configuration commands 2-11 2.1.13 display dhcp-server interface syntax display dhcp-server interface vlan-interface vlan-id view any view parameter vlan-id: vlan id. Description use the display dhcp-server interface command...

  • Page 775

    3com switch 7750 series command reference guide – dhcp chapter 2 dhcp relay configuration commands 2-12 example # clear the statistics information of dhcp server group 2. Reset dhcp-server 2.

  • Page 776: Commands

    3com switch 7750 series command reference guide – dhcp chapter 3 dhcp snooping configuration commands 3-1 chapter 3 dhcp snooping configuration commands 3.1 dhcp snooping configuration commands 3.1.1 dhcp-snooping syntax dhcp-snooping undo dhcp-snooping view system view parameter none description us...

  • Page 777

    3com switch 7750 series command reference guide – dhcp chapter 3 dhcp snooping configuration commands 3-2 view ethernet port view parameter none description use the dhcp-snooping trust command to set an ethernet port to a trusted port. Use the undo dhcp-snooping trust command to restore an ethernet ...

  • Page 778

    3com switch 7750 series command reference guide – dhcp chapter 3 dhcp snooping configuration commands 3-3 description use the dhcp-snooping information enable command to enable dhcp-snooping option 82. Use the undo dhcp-snooping information enable command to disable dhcp-snooping option 82. Dhcp-sno...

  • Page 779

    3com switch 7750 series command reference guide – dhcp chapter 3 dhcp snooping configuration commands 3-4 3.1.5 display dhcp-snooping trust syntax display dhcp-snooping trust view any view parameter none description use the display dhcp-snooping trust command to display the (enabled/disabled) state ...

  • Page 780

    3com switch 7750 series command reference guide – dhcp chapter 3 dhcp snooping configuration commands 3-5 description use the display dhcp-snooping vlan command to display the ip-mac mapping relations recorded by the dhcp-snooping-enabled switch in the specified vlan. Example # display the ip-mac ma...

  • Page 781: Table of Contents

    3com switch 7750 series command reference guide – acl table of contents i table of contents chapter 1 acl commands........................................................................................................... 1-1 1.1 acl configuration commands ..............................................

  • Page 783

    3com switch 7750 series command reference guide – acl chapter 1 acl commands 1-2 all:cancels all acls (including those identified by a number or a name). Description use the acl command to define an acl and enter the corresponding acl view. Use the undo acl command to delete all entries of an acl id...

  • Page 784

    3com switch 7750 series command reference guide – acl chapter 1 acl commands 1-3 parameter ip-based:performs traffic classification based on layer 3 information. Link-based:performs traffic classification based on layer 2 information. Description use the acl mode command to set the traffic classific...

  • Page 786

    3com switch 7750 series command reference guide – acl chapter 1 acl commands 1-5 display acl config all basic acl 2000, 1 rule, rule 0 permit source 1.1.1.1 0 (0 times matched) 1.1.5 display acl config statistics syntax display acl config statistics view any view parameter none description use the c...

  • Page 787

    3com switch 7750 series command reference guide – acl chapter 1 acl commands 1-6 description use the display acl mode command to view the acl running mode chosen by the switch for filtering the traffic. Example # display the acl running mode chosen by the switch. Display acl mode the current acl mod...

  • Page 788

    3com switch 7750 series command reference guide – acl chapter 1 acl commands 1-7 description use the display acl remaining entry slot command to display the remaining acl entries on a specified slot. The displayed content includes the entry resource type, total entries resource number, reserved entr...

  • Page 790

    3com switch 7750 series command reference guide – acl chapter 1 acl commands 1-9 description use the display time-range command to view the configuration and status of the current time range. For an active time range, this command displays “active”; for an inactive time range, this command displays ...

  • Page 791

    3com switch 7750 series command reference guide – acl chapter 1 acl commands 1-10 table 1-3 description of the fields of the display time-range command field description current time is 14:36:36 4-3-2003 thursday the current time of the system. Time-range : tm1 ( inactive ) from 08:30 2-5-2005 to 18...

  • Page 792

    3com switch 7750 series command reference guide – acl chapter 1 acl commands 1-11 the acl combinations on service boards other than a type and the corresponding parameter description. Table 1-4 combined application of acls on service board of a type combination mode form of acl-rule apply all rules ...

  • Page 794

    3com switch 7750 series command reference guide – acl chapter 1 acl commands 1-13 description use the packet-filter command to activate acl on a port to filter packets. Use the undo packet-filter command to cancel it. Note: arp packets are allowed to pass by default on the switch 7750. You cannot us...

  • Page 795

    3com switch 7750 series command reference guide – acl chapter 1 acl commands 1-14 command function reset traffic-statistic reset statistic information of traffic. This command is applicable to the acl which is used to filter or classify the data transmitted by the hardware of a switch. Commonly, thi...

  • Page 796

    3com switch 7750 series command reference guide – acl chapter 1 acl commands 1-15 before you can delete a rule, you need to specify the rule id. If you do not know the rule id, you can view it by the display acl command. In the case that you specify the rule id when defining a rule: z if the rule co...

  • Page 797

    3com switch 7750 series command reference guide – acl chapter 1 acl commands 1-16 permit: permits packets that satisfy the condition to pass. Rule-string: rule information, which can be combination of the parameters described in table 1-8. You need to configure the protocol argument in the rule info...

  • Page 798

    3com switch 7750 series command reference guide – acl chapter 1 acl commands 1-17 note: sour-wildcard/dest-wildcard is the complement of the wildcard mask of the source/destination subnet mask. For example, you need to input 0.0.255.255 to specify the subnet mask 255.255.0.0. The arguments can be se...

  • Page 799

    3com switch 7750 series command reference guide – acl chapter 1 acl commands 1-18 to define the ip precedence, you can directly input a value ranging from 0 to 7, or input a keyword listed in the following table. Table 1-10 description of ip precedence value keyword ip precedence value in decimal ip...

  • Page 800

    3com switch 7750 series command reference guide – acl chapter 1 acl commands 1-19 table 1-12 tcp/udp-specific rule information parameter type function description source-port operator port1 [ port2 ] source port(s) defines the source port information of udp/tcp packets destination-port operator port...

  • Page 801

    3com switch 7750 series command reference guide – acl chapter 1 acl commands 1-20 table 1-14 icmp messages name icmp type icmp code echo type=8 code=0 echo-reply type=0 code=0 fragmentneed-dfset type=3 code=4 host-redirect type=5 code=1 host-tos-redirect type=5 code=3 host-unreachable type=3 code=1 ...

  • Page 802

    3com switch 7750 series command reference guide – acl chapter 1 acl commands 1-21 z if the rule corresponding to the specified rule id does not exists, you will create and define a new rule. Z the content of a modified or created rule must not be identical with the content of any existing rule; othe...

  • Page 803

    3com switch 7750 series command reference guide – acl chapter 1 acl commands 1-22 table 1-15 rule information parameter type function description format-type link layer encapsulation type defines the link layer encapsulation type in the rule format-type: the value can be 802.3/802.2, 802.3, ether_ii...

  • Page 804

    3com switch 7750 series command reference guide – acl chapter 1 acl commands 1-23 to define the cos value, you can directly input a value ranging from 0 to 7, or input a keyword listed in the following table. Table 1-16 description of cos value keyword cos value in decimal cos value in binary best-e...

  • Page 806

    3com switch 7750 series command reference guide – acl chapter 1 acl commands 1-25 z if the rule corresponding to the specified rule id already exists, you will edit the rule, and the modified part in the rule will replace the original content, while other parts remain unchanged. Z if the rule corres...

  • Page 807

    3com switch 7750 series command reference guide – acl chapter 1 acl commands 1-26 end-time: end time of a special time range, in the form of hh:mm. Optional argument. Days-of-the-week: day of the week when the special time range is effective. Optional argument. Available arguments and argument combi...

  • Page 808

    3com switch 7750 series command reference guide – acl chapter 1 acl commands 1-27 [3com] time-range test from 0:0 2000/1/1.

  • Page 809: Table of Contents

    3com switch 7750 series command reference guide – qos table of contents i table of contents chapter 1 qos commands........................................................................................................... 1-1 1.1 qos commands ............................................................

  • Page 810: Chapter 1  Qos Commands

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-1 chapter 1 qos commands 1.1 qos commands note: the a-type lpus (cards) include 3c16860, 3c16861, 3c16858, and 3c16859. 1.1.1 display priority trust syntax display priority trust view any view parameter none description u...

  • Page 811

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-2 1.1.2 display qos cos-local-precedence-map syntax display qos cos-local-precedence-map view any view parameter none description use the display qos cos-local-precedence-map command to view the “cos-to-local-precedence” ...

  • Page 812

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-3 command will display the qos parameter configuration of all the ports of the switch; if you provide the interface-type interface-number argument, this command will display qos parameter configuration of the specified po...

  • Page 813

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-4 parameter interface-type interface-number: port index. Description use the display qos-interface line-rate command to view the rate limit configuration (including the outbound port and the limit rate) for the outbound d...

  • Page 814

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-5 description use the display qos-interface queue-scheduler command to display the queue scheduling mode configuration of the specified port or all ports. If the interface-type interface-number argument is not specified, ...

  • Page 815

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-6 7 7 2560 0 0 common queue statistics(in bytes): 49152 0 0 1.1.6 display qos-interface traffic-bandwidth syntax display qos-interface [ interface-type interface-number ] traffic-bandwidth view any view parameter interfac...

  • Page 816

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-7 parameter interface-type interface-number: port index. Description use the display qos-interface traffic-limit command to view the traffic limit configuration of a port or all the ports of a switch, including the applie...

  • Page 817

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-8 example # display the traffic priority configuration. Display qos-interface traffic-priority ethernet1/0/1: traffic-priority outbound: matches: acl 2000 rule 0 running priority action: dscp be 1.1.9 display qos-interfac...

  • Page 818

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-9 1.1.10 display qos-interface traffic-redirect syntax display qos-interface [ interface-type interface-number ] traffic-redirect view any view parameter interface-type interface-number: port index. Description use the di...

  • Page 819

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-10 description use the display qos-interface traffic-remark-vlanid command to display the configuration of the traffic-based flexible qinq function. The displayed information includes the acl rules used for traffic identi...

  • Page 821

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-12 for example, if you want to set the car bandwidth of 2 m for the traffic matching the rule 0 on the switch, use the traffic-limit command to enable the car function on two ports. Z if the inbound car function is enable...

  • Page 822

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-13 note: only type-a lpus support the rate limit configuration. Example # limit the rate of packets on gigabitethernet1/0/1 to 10 mbps. System-view [3com] interface gigabitethernet1/0/1 [3com-gigabitethernet1/0/1] qos [3c...

  • Page 824

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-15 z cos precedence: cos precedence value ranges from 0 to 7, the packet whose precedence value is 0 is put into queue 2, the packet whose precedence value is 1 is put into queue 0, the packet whose precedence value is 2 ...

  • Page 825

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-16 example # enter qos view of a non-type-a lpu and query the qos configuration supported by the lpu. System-view [3com] interface gigabitethernet1/0/1 [3com-gigabitethernet1/0/1] qos [3com-qosb-gigabitethernet1/0/1] ? Qo...

  • Page 826

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-17 traffic-bandwidth guarantee the bandwidth of the packets traffic-limit limit the rate of the packets traffic-priority specify new priority of the packets traffic-red random early detect the packets traffic-remark-vlani...

  • Page 827

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-18 description use the qos cos-local-precedence-map command to configure the “cos-to-local-precedence” mapping table. Use the undo qos cos-local-precedence-map command to restore the default values. The following is the d...

  • Page 829

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-20 by default, the sp algorithm is adopted. Related command: display qos-interface queue-scheduler. Note: only non-type-a lpus support the configuration of queue scheduling mode. Example # adopt the wrr queue scheduling m...

  • Page 830

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-21 parameter acl-rule: applied acl which can be the combination of various acl rules. For the ways of type-a lpus to combine acls and the description on related parameters, refer to table 1-4 and table 1-6. For the ways o...

  • Page 832

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-23 table 1-7 the reset acl counter command vs the reset traffic-statistic command command function reset acl counter clear the acl statistics. This command is applicable to acls used for filtering and classifying the traf...

  • Page 833

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-24 parameter outbound: guarantees the bandwidth for the outbound packets sent by the port. Acl-rule: applied acl rules which can be the combination of various acl rules. For the ways of combining acls and the description ...

  • Page 834

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-25 note: assume there are n flows on a port, the bandwidth of the port is bp, the minimum guaranteed bandwidth of the ith flow is bimin, and the maximum guaranteed bandwidth of the ith flow is bimax, and the weight is wi....

  • Page 836

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-27 z if the input index value is not 0 and does not conflict with the interior index used by the system, the system will adopt the index value input by you; z if the input index value is not 0 but conflicts with the inter...

  • Page 837

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-28 [3com-ethernet1/0/1] qos [3com-qoss-ethernet1/0/1] traffic-limit inbound ip-group 2000 128 # perform traffic limit on the packets matching the permit rule in acl 2000 on gigabitethernet1/0/1 of a non-type-a lpu. The ma...

  • Page 838

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-29 acl-rule: applied acl which can be the combination of various acl rules. For the ways of type-a lpus to combine acls and the description on related parameters, refer to table 1-4 and table 1-6. For the ways of non-type...

  • Page 839

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-30 keyword dscp value (decimal) dscp value (binary) cs3 24 011000 cs4 32 100000 cs5 40 101000 cs6 48 110000 cs7 56 111000 be (default) 0 000000 ip-precedence pre-value: sets ip precedence. The pre-value argument ranges fr...

  • Page 840

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-31 keyword 802.1p priority (decimal) 802.1p priority value (binary) network-management 7 111 note: if you have redirected the packets to cpu, it is not recommended to set the 802.1p priority to 7, and vice versa. Local-pr...

  • Page 841

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-32 undo traffic-red outbound acl-rule view qos view parameter outbound: performs red operation on the sent packets. Acl-rule: applied acl rules which can be the combination of various acl rules. For the ways of combining ...

  • Page 842

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-33 related command: display qos-interface traffic-red. Note: z only type-a lpus support this command. Z only the permit rule can be referenced in this command and applied to hardware. Example # perform the red operation o...

  • Page 843

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-34 only available when the acl rule number is specified in the command. After the specified acl takes effect, there are three scenarios when you input the index value: z if you do not input an index value or the index val...

  • Page 844

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-35 1.1.26 traffic-remark-vlanid syntax traffic-remark-vlanid inbound acl-rule [ system-index ]remark-vlan vlan-id undo traffic-remark-vlanid inbound acl-rule note: lpus support applying the combination of ip acl rules and...

  • Page 846

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-37 caution: z execute the vlan-vpn enable command in the corresponding port view before executing the traffic-remark-vlanid command. Z the qinq feature cannot be enabled on a port if any of the following features is enabl...

  • Page 847

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-38 note: lpus support applying the combination of ip acl rules and link acl rules. However, the field defined by the ip acl rules and link acl rules cannot be of more than 32 characters. Otherwise, the combination cannot ...

  • Page 848

    3com switch 7750 series command reference guide – qos chapter 1 qos commands 1-39 note: only the permit rule can be referenced in this command and applied to hardware. Example # perform traffic statistics on the packets matching the permit rule in acl 2000. System-view [3com] interface ethernet1/0/1...

  • Page 849: Table of Contents

    3com switch 7750 series command reference guide – mirroring table of contents i table of contents chapter 1 mirroring commands ...................................................................................................... 1-1 1.1 mirroring commands ..............................................

  • Page 851

    3com switch 7750 series command reference guide – mirroring chapter 1 mirroring commands 1-2 information displayed on the source mirroring group for remote mirroring includes: z group number z group type: remote-source z group status z information of the source port z information of the reflector po...

  • Page 852

    3com switch 7750 series command reference guide – mirroring chapter 1 mirroring commands 1-3 example # display the parameter settings of traffic mirroring on gigabitethernet1/0/1. Display qos-interface gigabitethernet 1/0/1 mirrored-to gigabitethernet1/0/1: mirrored-to inbound: matches: acl 2000 rul...

  • Page 855

    3com switch 7750 series command reference guide – mirroring chapter 1 mirroring commands 1-6 related command: display qos-interface mirrored-to, monitor-port example # mirror packets that match acl 2000 on port gigabitethernet1/0/1 to gigabitethernet1/0/4 through traffic mirroring. System-view [3com...

  • Page 859

    3com switch 7750 series command reference guide – mirroring chapter 1 mirroring commands 1-10 description use the mirroring-groupmonitor-port command to configure the destination port. Use the undo mirroring-group monitor-port to remove the configuration of the destination port. Note the following w...

  • Page 860

    3com switch 7750 series command reference guide – mirroring chapter 1 mirroring commands 1-11 system-view system view: return to user view with ctrl+z. [3com]mirroring-group 1 monitor-slot 4 1.1.10 mirroring-group reflector-port syntax mirroring-group group-id reflector-port reflector-port undo mirr...

  • Page 861

    3com switch 7750 series command reference guide – mirroring chapter 1 mirroring commands 1-12 1.1.11 mirroring-group remote-probe vlan syntax mirroring-group group-id remote-probe vlan remote-probe-vlan-id undo mirroring-group group-id remote-probe vlan remote-probe-vlan-id view system view paramete...

  • Page 862

    3com switch 7750 series command reference guide – mirroring chapter 1 mirroring commands 1-13 current vlan is a dynamic vlan or not. If it is a dynamic vlan , the command fails to be executed, and the system prompts that “can not set dynamic vlan as remote-probe vlan!”. Use the undo remote-probe vla...

  • Page 863: Table of Contents

    3com switch 7750 series command reference guide – poe table of contents i table of contents chapter 1 poe configuration commands .................................................................................. 1-1 1.1 poe configuration commands ........................................................

  • Page 865

    3com switch 7750 series command reference guide – poe chapter 1 poe configuration commands 1-2 table 1-1 description on the fields of the display poe interface command field description port power status poe status of the port: disabled: power is disabled on the port. Pd searching: the port is searc...

  • Page 866

    3com switch 7750 series command reference guide – poe chapter 1 poe configuration commands 1-3 interface ethernet3/0/12 power status: pd searching interface ethernet3/0/13 power status: pd searching interface ethernet3/0/14 power status: pd searching interface ethernet3/0/15 power status: pd searchi...

  • Page 867

    3com switch 7750 series command reference guide – poe chapter 1 poe configuration commands 1-4 view any view parameter interface-type interface-number: port on the switch. Refer to command manual – port for details. All: displays the power of all poe ports on the switch. Description use the display ...

  • Page 868

    3com switch 7750 series command reference guide – poe chapter 1 poe configuration commands 1-5 interface ethernet3/0/23 current power : 0 mw interface ethernet3/0/24 current power : 0 mw interface ethernet3/0/25 current power : 0 mw interface ethernet3/0/26 current power : 0 mw interface ethernet3/0...

  • Page 869

    3com switch 7750 series command reference guide – poe chapter 1 poe configuration commands 1-6 example # display the parameters of external poe psus. Display poe powersupply power model :spring pms power manufacturer :tyco electronics com power nominal value :2400 w power peak value :0 w power avera...

  • Page 870

    3com switch 7750 series command reference guide – poe chapter 1 poe configuration commands 1-7 description use the display poe pse command to display the parameters of all boards that serve as power sourcing equipment (pse). Example # display the parameters of all boards that serve as pse on the swi...

  • Page 871

    3com switch 7750 series command reference guide – poe chapter 1 poe configuration commands 1-8 description use the poe enable command to enable the poe feature on a port. Use the undo poe enable command to disable the poe feature on a port. By default, the poe feature on a port is enabled if the poe...

  • Page 872

    3com switch 7750 series command reference guide – poe chapter 1 poe configuration commands 1-9 example # enable the poe feature on the poe board in slot 3. System-view system view: return to user view with ctrl+z. [3com] poe enable slot 3 1.1.7 poe legacy enable slot syntax poe legacy enable slot sl...

  • Page 873

    3com switch 7750 series command reference guide – poe chapter 1 poe configuration commands 1-10 [3com] poe enable slot 2 [3com] poe legacy enable slot 2 1.1.8 poe max-power syntax poe max-power max-power undo poe max-power view ethernet port view parameter max-power: maximum power distributed to the...

  • Page 874

    3com switch 7750 series command reference guide – poe chapter 1 poe configuration commands 1-11 slot-num: number of the slot where the board resides. Description use the poe max-power command to set the maximum power of a board. Use the undo poe max-power command to restore the default maximum power...

  • Page 875

    3com switch 7750 series command reference guide – poe chapter 1 poe configuration commands 1-12 1.1.11 poe power max-value syntax poe power max-value max-value view system view parameter max-value: maximum poe power output on the switch, ranging from 37 to 2,400 in w. Description use the poe power m...

  • Page 876

    3com switch 7750 series command reference guide – poe chapter 1 poe configuration commands 1-13 by default, the poe management mode of the switch is auto. This command and the poe priority settings of poe ports will work together to control the power feeding of the switch when the switch is reaching...

  • Page 877

    3com switch 7750 series command reference guide – poe chapter 1 poe configuration commands 1-14 by default, the poe priority of a port is low. Note: this command is used together with the poe power-management command, and takes effect when the poe power output of the switch reaches nearly to its max...

  • Page 878

    3com switch 7750 series command reference guide – poe chapter 1 poe configuration commands 1-15 note: z the full mode is used only when you cannot use the refresh mode. Z when the pse processing software is damaged (that is, all the poe commands cannot be successfully executed), you can use the full...

  • Page 879: Commands

    3com switch 7750 series command reference guide – poe chapter 2 poe psu supervision configuration commands 2-1 chapter 2 poe psu supervision configuration commands 2.1 poe psu supervision display commands 2.1.1 display poe-power ac-input state syntax display poe-power ac-input state view any view pa...

  • Page 880

    3com switch 7750 series command reference guide – poe chapter 2 poe psu supervision configuration commands 2-2 table 2-1 description on the fields of the display poe-power ac-input state command field description normal: the ac input is normal. Lack phrase: the psu is idle. Under limit: the ac input...

  • Page 881

    3com switch 7750 series command reference guide – poe chapter 2 poe psu supervision configuration commands 2-3 table 2-2 description on the fields of the display poe-power alarm command field description psu is in normal state: the psu operates normally. Notlink: the psu is not linked (the controlle...

  • Page 882

    3com switch 7750 series command reference guide – poe chapter 2 poe psu supervision configuration commands 2-4 table 2-3 description on the fields of the display poe-power dc-output state command field description normal: the dc output is normal. Under limit: the dc output voltage is lower than the ...

  • Page 883

    3com switch 7750 series command reference guide – poe chapter 2 poe psu supervision configuration commands 2-5 2.1.5 display poe-power switch state syntax display poe-power switch state view any view parameter none description use the display poe-power switch state command to display the number and ...

  • Page 884

    3com switch 7750 series command reference guide – poe chapter 2 poe psu supervision configuration commands 2-6 description use the display supervision-module information command to display the basic information about the external poe psus, including the name, the model, the specifications and output...

  • Page 885

    3com switch 7750 series command reference guide – poe chapter 2 poe psu supervision configuration commands 2-7 2.2 poe psu supervision configuration commands 2.2.1 poe-power input-thresh lower syntax poe-power input-thresh lower string view system view parameter string: undervoltage alarm threshold ...

  • Page 886

    3com switch 7750 series command reference guide – poe chapter 2 poe psu supervision configuration commands 2-8 description use the poe-power input-thresh upper command to set the overvoltage alarm threshold of ac input for the external poe psus. For 220 vac input, the recommended value is 264.0 v; f...

  • Page 887

    3com switch 7750 series command reference guide – poe chapter 2 poe psu supervision configuration commands 2-9 2.2.4 poe-power output-thresh upper syntax poe-power output-thresh upper string view system view parameter string: overvoltage alarm threshold (in volts v) in the format of x.X, in the rang...

  • Page 888: Table of Contents

    3com switch 7750 series command reference guide – udp helper table of contents i table of contents chapter 1 udp-helper configuration commands ..................................................................... 1-1 1.1 udp-helper configuration commands ................................................

  • Page 890

    3com switch 7750 series command reference guide – udp helper chapter 1 udp-helper configuration commands 1-2 description use the display udp-helper server command to display the information about the configured destination servers connected to a specified vlan interface and the number of the packets...

  • Page 891

    3com switch 7750 series command reference guide – udp helper chapter 1 udp-helper configuration commands 1-3 view system view parameter none description use the udp-helper enable command to enable the udp-helper function. Use the undo udp-helper enable command to disable the udp-helper function. By ...

  • Page 892

    3com switch 7750 series command reference guide – udp helper chapter 1 udp-helper configuration commands 1-4 description use the udp-helper port command to specify a udp-helper destination port. Use the undo udp-helper port command to disable a port from being a udp-helper destination port. With udp...

  • Page 893

    3com switch 7750 series command reference guide – udp helper chapter 1 udp-helper configuration commands 1-5 related command: display udp-helper server. Example # configure the device with its ip address being 192.1.1.2 as a destination server for the udp broadcast packets to be forwarded on vlan 1 ...

  • Page 894: Table of Contents

    3com switch 7750 series command reference guide – snmp & rmon table of contents i table of contents chapter 1 snmp configuration commands ............................................................................... 1-1 1.1 snmp configuration commands..................................................

  • Page 896

    3com switch 7750 series command reference guide – snmp & rmon chapter 1 snmp configuration commands 1-2 parameter read: displays read-only community information. Write: displays read-write community information. Description use the display snmp-agent community command to view the information about t...

  • Page 897

    3com switch 7750 series command reference guide – snmp & rmon chapter 1 snmp configuration commands 1-3 description use the display snmp-agent group command to view group name, security model, state of various views and storage models. Example # display snmp group name and security model. Display sn...

  • Page 898

    3com switch 7750 series command reference guide – snmp & rmon chapter 1 snmp configuration commands 1-4 viewname: displays the snmp mib according to the view name. View-name: snmp mib view to be displayed. It is a character string, ranging from 1 to 32 characters. Description use the display snmp-ag...

  • Page 899

    3com switch 7750 series command reference guide – snmp & rmon chapter 1 snmp configuration commands 1-5 table 1-3 description on the fields of the display snmp-agent mib-view command field description view name view name mib subtree mib subtree subtree mask subtree mask storage-type storage type vie...

  • Page 900

    3com switch 7750 series command reference guide – snmp & rmon chapter 1 snmp configuration commands 1-6 0 messages which represented an illegal operation for the community supplied 0 asn.1 or ber errors in the process of decoding 9266 messages passed from the snmp entity 0 snmp pdus which had badval...

  • Page 901

    3com switch 7750 series command reference guide – snmp & rmon chapter 1 snmp configuration commands 1-7 # display the system location string. Display snmp-agent sys-info location the physical location of this node: beijing china the above information indicates that the device location is beijing chi...

  • Page 902

    3com switch 7750 series command reference guide – snmp & rmon chapter 1 snmp configuration commands 1-8 table 1-4 describes the output fields. Table 1-4 description on the fields of the display snmp-agent usm-user command field description user name snmp user name group name the group name which the...

  • Page 903

    3com switch 7750 series command reference guide – snmp & rmon chapter 1 snmp configuration commands 1-9 [3com] snmp-agent trap enable [3com] snmp-agent target-host trap address udp-domain 10.1.1.1 params securityname public [3com] interface ethernet6/0/1 [3com-ethernet6/0/1] enable snmp trap updown ...

  • Page 904

    3com switch 7750 series command reference guide – snmp & rmon chapter 1 snmp configuration commands 1-10 parameter read: indicates that mib object can only be read. Only the read-only community can query device information. Write: indicates that mib object can be read and written. The read-write com...

  • Page 905

    3com switch 7750 series command reference guide – snmp & rmon chapter 1 snmp configuration commands 1-11 view system view parameter v1: specifies snmpv1. V2c: specifies snmpv2c. V3: specifies snmpv3. Groupname: group name, ranging from 1 to 32 bytes. Authentication: configures to authenticate the pa...

  • Page 906

    3com switch 7750 series command reference guide – snmp & rmon chapter 1 snmp configuration commands 1-12 undo snmp-agent local-engineid view system view parameter engineid: specifies the engine id with a character string, only composed of 10 to 64 hexadecimal numbers. Two hexadecimal characters form...

  • Page 907

    3com switch 7750 series command reference guide – snmp & rmon chapter 1 snmp configuration commands 1-13 1.4.5.3.1), or a variable name (such as system). The character string can include wildcards (such as 1.4.5.*.*.1). Description use snmp-agent mib-view command to create or update the view informa...

  • Page 909

    3com switch 7750 series command reference guide – snmp & rmon chapter 1 snmp configuration commands 1-15 example # set contact information for system maintenance as dial system operator # 1234. System-view system view: return to user view with ctrl+z. [3com] snmp-agent sys-info contact dial system o...

  • Page 910

    3com switch 7750 series command reference guide – snmp & rmon chapter 1 snmp configuration commands 1-16 use undo snmp-agent target-host command to cancel the current setting. The snmp-agent target-host command and the snmp-agent trap enable or enable snmp trap updown command must be used at the sam...

  • Page 911

    3com switch 7750 series command reference guide – snmp & rmon chapter 1 snmp configuration commands 1-17 standard [ authentication ] [ coldstart ] [ linkdown ] [ linkup ] [ warmstart ]: configures to send snmp standard notification or traps. Authentication: configures to send the authentication trap...

  • Page 912

    3com switch 7750 series command reference guide – snmp & rmon chapter 1 snmp configuration commands 1-18 view system view parameter seconds: aging time, in seconds, ranging from 1 to 2,592,000. Description use the snmp-agent trap life command to set aging time for trap packets. The trap packets exce...

  • Page 913

    3com switch 7750 series command reference guide – snmp & rmon chapter 1 snmp configuration commands 1-19 by default, the length is 100. Example # configure the queue length to 200. System-view system view: return to user view with ctrl+z. [3com] snmp-agent trap queue-size 200 1.1.20 snmp-agent trap ...

  • Page 914

    3com switch 7750 series command reference guide – snmp & rmon chapter 1 snmp configuration commands 1-20 example # configure the ip address of the vlan interface 1 as the source address for transmitting the trap packets. System-view system view: return to user view with ctrl+z. [3com] snmp-agent tra...

  • Page 915

    3com switch 7750 series command reference guide – snmp & rmon chapter 1 snmp configuration commands 1-21 acl-number: the basic acl number, ranging from 2,000 to 2,999. Local: represents a local entity user. Engineid-string: engine id related to the user, ranging from 10 to 64 hexadecimal numerals. D...

  • Page 916

    3com switch 7750 series command reference guide – snmp & rmon chapter 2 rmon configuration commands 2-1 chapter 2 rmon configuration commands 2.1 rmon configuration commands 2.1.1 display rmon alarm syntax display rmon alarm [entry-number ] view any view parameter entry-number: alarm entry index, in...

  • Page 917

    3com switch 7750 series command reference guide – snmp & rmon chapter 2 rmon configuration commands 2-2 field description samples type sample type: change value or absolute value variable formula variable formula of the sampled node sampling interval sampling interval rising threshold is 100 rising ...

  • Page 918

    3com switch 7750 series command reference guide – snmp & rmon chapter 2 rmon configuration commands 2-3 event table 1 owned by abc is valid. Description: null. Will cause log-trap when triggered, last triggered at 0days 00h:02m:27s. Table 2-2 description on the fields of the display rmon event comma...

  • Page 919

    3com switch 7750 series command reference guide – snmp & rmon chapter 2 rmon configuration commands 2-4 generates eventlog 1.2 at 0days 00h:02m:27s. Description: the alarm formula defined in private alarm table 1, less than(or =) 100 with alarm value 0. Alarm sample type is absolute. Table 2-3 descr...

  • Page 920

    3com switch 7750 series command reference guide – snmp & rmon chapter 2 rmon configuration commands 2-5 dropevents :0 , octets : 0 packets :0 , broadcast packets : 0 multicast packets :0 , crc alignment errors : 0 undersize packets :0 , oversize packets : 0 fragments :0 , jabbers : 0 collisions :0 ,...

  • Page 921

    3com switch 7750 series command reference guide – snmp & rmon chapter 2 rmon configuration commands 2-6 view any view parameter prialarm-entry-number: extended alarm entry index, in the range of 1 to 65535. If you do not specify this argument, the configuration of all the extended alarm entries is d...

  • Page 922

    3com switch 7750 series command reference guide – snmp & rmon chapter 2 rmon configuration commands 2-7 field description falling threshold falling threshold. An alarm is triggered when the falling threshold is reached linked with event event index corresponding to an alarm when startup enables alar...

  • Page 923

    3com switch 7750 series command reference guide – snmp & rmon chapter 2 rmon configuration commands 2-8 etherstatsoctets : 3776 , etherstatspkts : 30 etherstatsbroadcastpkts : 0 , etherstatsmulticastpkts : 30 etherstatsundersizepkts : 0 , etherstatsoversizepkts : 0 etherstatsfragments : 0 , ethersta...

  • Page 925

    3com switch 7750 series command reference guide – snmp & rmon chapter 2 rmon configuration commands 2-10 with an alarm entry defined in an alarm group, a network device performs the following operations accordingly: z sample the defined alarm variables (alarm-variable) once in each specified period,...

  • Page 927

    3com switch 7750 series command reference guide – snmp & rmon chapter 2 rmon configuration commands 2-12 2.1.9 rmon history syntax rmon history entry-number buckets number interval sampling-interval [ owner text ] undo rmon history entry-number view ethernet port view parameter entry-number: history...

  • Page 929

    3com switch 7750 series command reference guide – snmp & rmon chapter 2 rmon configuration commands 2-14 use the undo rmon prialarm command to remove a specified extended alarm entry. The maximum number of distances in the table depends on the hardware resources. Note: z before adding an extended al...

  • Page 930

    3com switch 7750 series command reference guide – snmp & rmon chapter 2 rmon configuration commands 2-15 system-view system view: return to user view with ctrl+z. [3com]interface ethernet 1/0/1 [3com-ethernet1/0/1] rmon statistics 1 [3com-ethernet1/0/1] quit [3com] rmon prialarm 2 ((.1.3.6.1.2.1.16....

  • Page 931

    3com switch 7750 series command reference guide – snmp & rmon chapter 2 rmon configuration commands 2-16 example # add the statistics entry numbered 20 to take statistics of ethernet1/0/1 port. System-view system view: return to user view with ctrl+z. [3com]interface ethernet 2/0/1 [3com-ethernet2/0...

  • Page 932: Table of Contents

    3com switch 7750 series command reference guide – ntp table of contents i table of contents chapter 1 ntp configuration commands .................................................................................. 1-1 1.1 ntp configuration commands.........................................................

  • Page 933

    3com switch 7750 series command reference guide – ntp chapter 1 ntp configuration commands 1-1 chapter 1 ntp configuration commands 1.1 ntp configuration commands 1.1.1 display ntp-service sessions syntax display ntp-service sessions [ verbose ] view any view parameter verbose: displays the detailed...

  • Page 934

    3com switch 7750 series command reference guide – ntp chapter 1 ntp configuration commands 1-2 1.1.2 display ntp-service status syntax display ntp-service status view any view parameter none description use the display ntp-service status command to display the ntp service status. Example display ntp...

  • Page 935

    3com switch 7750 series command reference guide – ntp chapter 1 ntp configuration commands 1-3 field meaning nominal frequency nominal frequency of the local system hardware clock actual frequency actual frequency of the local system hardware clock clock precision precision of the local clock clock ...

  • Page 937

    3com switch 7750 series command reference guide – ntp chapter 1 ntp configuration commands 1-5 1.1.5 ntp-service authentication enable syntax ntp-service authentication enable undo ntp-service authentication enable view system view parameter none description use the ntp-service authentication enable...

  • Page 938

    3com switch 7750 series command reference guide – ntp chapter 1 ntp configuration commands 1-6 use the undo ntp-service authentication-keyid command to cancel the ntp authentication key. By default, no authentication key is configured. Currently the system supports md5 authentication only. Example #...

  • Page 939

    3com switch 7750 series command reference guide – ntp chapter 1 ntp configuration commands 1-7 system view: return to user view with ctrl+z. [3com] interface vlan-interface1 [3com-vlan-interface1] ntp-service broadcast-client 1.1.8 ntp-service broadcast-server syntax ntp-service broadcast-server [ a...

  • Page 940

    3com switch 7750 series command reference guide – ntp chapter 1 ntp configuration commands 1-8 1.1.9 ntp-service disable syntax ntp-service disable undo ntp-service disable view system view parameter none description use the ntp-service disable command to disable the ntp service function. Use undo n...

  • Page 941

    3com switch 7750 series command reference guide – ntp chapter 1 ntp configuration commands 1-9 by default, an interface is enabled to receive ntp messages. Example # disable vlan-interface 1 from receiving ntp message. System-view system view: return to user view with ctrl+z. [3com] interface vlan-i...

  • Page 942

    3com switch 7750 series command reference guide – ntp chapter 1 ntp configuration commands 1-10 1.1.12 ntp-service multicast-client syntax ntp-service multicast-client [ ip-address ] undo ntp-service multicast-client [ ip-address ] view vlan interface view parameter ip-address: specifies a multicast...

  • Page 943

    3com switch 7750 series command reference guide – ntp chapter 1 ntp configuration commands 1-11 view vlan interface view parameter ip-address: specifies a multicast ip address of class d and default to 224.0.1.1. Authentication-keyid: specifies an authentication key. Keyid: key id used in multicast,...

  • Page 944

    3com switch 7750 series command reference guide – ntp chapter 1 ntp configuration commands 1-12 view system view parameter ip-address: specifies the reference clock ip address as 127.127.1.U. Here, u ranges from 0 to 3. Stratum: specifies which stratum the local clock is located at. The value ranges...

  • Page 945

    3com switch 7750 series command reference guide – ntp chapter 1 ntp configuration commands 1-13 parameter number: specifies the key number, ranging from 1 to 4,294,967,295. Description use the ntp-service reliable authentication-keyid command to configure the key as a reliable key. Use the undo ntp-...

  • Page 946

    3com switch 7750 series command reference guide – ntp chapter 1 ntp configuration commands 1-14 use the undo ntp-service source-interface command to cancel the current setting. By default, the source address depends on the output interface. You can use this command to designate an interface of which...

  • Page 947

    3com switch 7750 series command reference guide – ntp chapter 1 ntp configuration commands 1-15 description use the ntp-service unicast-peer command to configure ntp peer mode. Use the undo ntp-service unicast-peer command to cancel ntp peer mode. By default, no ntp peer mode is configured. When you...

  • Page 948

    3com switch 7750 series command reference guide – ntp chapter 1 ntp configuration commands 1-16 keyid: key id used for transmitting messages to a remote server, ranging from 1 to 4,294,967,295. Source-interface: specifies an interface name. Interface-type: specifies an interface type and determines ...

  • Page 949: Table of Contents

    3com switch 7750 series command reference guide – ssh terminal service table of contents i table of contents chapter 1 ssh terminal service configuration commands .................................................... 1-1 1.1 ssh server configuration commands..............................................

  • Page 950

    3com switch 7750 series command reference guide – ssh terminal service table of contents ii 1.4.6 exit......................................................................................................................... 1-29 1.4.7 get ................................................................

  • Page 951: Commands

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-1 chapter 1 ssh terminal service configuration commands 1.1 ssh server configuration commands 1.1.1 display rsa local-key-pair public syntax display rsa local-key-pair publi...

  • Page 952

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-2 010001 host public key for pem format code: ---- begin ssh2 public key ---- aaaab3nzac1yc2eaaaadaqabaaaaqqdktggasmgzdt2rl84lvqcrpkuu0ojmoid0 1dlas8uvb7n5ezj+mtfg7gx67humbv...

  • Page 953

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-3 description use the display rsa peer-public-key command to display the client public key of the specified rsa key pair. If no key name is specified, the command displays t...

  • Page 954

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-4 description use the display ssh server command to display the status or session information about the ssh server. Related command: ssh server authentication-retries, ssh s...

  • Page 955

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-5 field description retry number of retries sertype type of service username user name 1.1.4 display ssh user-information syntax display ssh user-information[ username ] vie...

  • Page 956

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-6 description use the peer-public-key end command to return to system view from public key view. Related command: rsa peer-public-key, public-key-code begin. Example # exit ...

  • Page 957

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-7 caution: z when ssh protocol is specified, to ensure a successful login, you must configure the aaa authentication using the authentication-mode scheme command. Z the prot...

  • Page 958

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-8 example # enter public key edit view and input client public keys. System-view system view: return to user view with ctrl+z. [3com] rsa peer-public-key 3com003 [3com-rsa-p...

  • Page 959

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-9 [3com-rsa-public-key]public-key-code begin [3com-rsa-key-code] public-key-code end [3com-rsa-public-key] 1.1.9 rsa local-key-pair create syntax rsa local-key-pair create v...

  • Page 960

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-10 for a successful ssh login, you must generate the local rsa key pairs first. You just need to execute the command once, with no further action required even after the sys...

  • Page 961

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-11 example # destroy all existing rsa key pairs at the server end. System-view system view: return to user view with ctrl+z. [3com] rsa local-key-pair destroy % the name for...

  • Page 962

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-12 % do you really want to remove the public key named 192.168.0.39 ? [y/n]:y [3com] 1.1.12 ssh authentication-type default syntax ssh authentication-type default { password...

  • Page 963

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-13 1.1.13 ssh server authentication-retries syntax ssh server authentication-retries times undo ssh server authentication-retries view system view parameter times: authentic...

  • Page 964

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-14 view system view parameter none description use the ssh server compatible-ssh1x enable command to make the server compatible with the sshv1.X version-supporting client. U...

  • Page 965

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-15 caution: this command is only effective on users whose client version is sshv1.X. Example # set the update interval of the server key to 3 hours. System-view system view:...

  • Page 966

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-16 1.1.17 ssh user assign rsa-key syntax ssh user username assign rsa-key keyname undo ssh user username assign rsa-key view system view parameter username: ssh user name, a...

  • Page 967

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-17 rsa: specifies the authentication type as rsa public key. Password-publickey: specifies the authentication type as both password and rsa public key. That is, the user can...

  • Page 968

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-18 1.2 ssh client configuration commands 1.2.1 display ssh server-info syntax display ssh server-info view any view parameter none description use the display ssh server-inf...

  • Page 969

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-19 the public key, which are generated randomly after you use the rsa local-key-pair create command on the server, should be composed of hexadecimal characters. Related comm...

  • Page 970

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-20 example # exit from public key edit view and save the public keys. System-view system view: return to user view with ctrl+z. [3com] rsa peer-public-key 3com003 [3com-rsa-...

  • Page 971

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-21 use the undo rsa peer-public-key key-name command to delete the configured server public key. You can use the rsa peer-public-key command along with the public-key-code b...

  • Page 972

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-22 [3com] ssh client 192.168.0.1 assign rsa-key abc 1.2.7 ssh client first-time enable syntax ssh client first-time enable undo ssh client first-time view system view parame...

  • Page 974

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-24 note: z des (data encryption standard) is the standard algorithm for data encryption. Z aes (advanced encryption standard) is the advanced encryption standard algorithm. ...

  • Page 975

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-25 undo sftp server view system view parameter none description use the sftp server enable command to enable the secure ftp (sftp) server. Use the undo sftp server enable co...

  • Page 976

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-26 related command: display ssh user-information. Example # specify sftp service for ssh user kk. System-view system view: return to user view with ctrl+z. [3com] ssh user k...

  • Page 977

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-27 description use the cd command to change the current path on the remote sftp server. If you did not specify the remote-path argument, the current path is displayed. Note:...

  • Page 978

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-28 1.4.4 delete syntax delete remote-file view sftp client view parameter remote-file: name of a file on the server. Description use the delete command to delete the specifi...

  • Page 979

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-29 example # display the files in directory flash:/. Sftp-client> dir flash:/ -rwxrwxrwx 1 noone nogroup 1759 aug 23 06: 52 vrpcfg.Cfg -rwxrwxrwx 1 noone nogroup 225 aug 24 ...

  • Page 980

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-30 parameter remote-file: name of the source file on the remote sftp server. Local-file: name assigned to the file to be saved at the local end. Description use the get comm...

  • Page 981

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-31 1.4.9 ls syntax ls [ remote-path ] view sftp client view parameter remote-path: name of the intended directory. Description use the ls command to display the files in the...

  • Page 982

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-32 description use the mkdir command to create a directory on the remote sftp server. Example # create directory hj test on the remote sftp server. Sftp-client>mkdir hj new ...

  • Page 983

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-33 description use the pwd command to display the current directory on the sftp server. Example # display the current directory on the sftp server. Sftp-client> pwd flash:/ ...

  • Page 984

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-34 description use the remove command to delete the specified file from the remote sftp server. This command has the same function as the delete command. Example # delete fi...

  • Page 985

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-35 parameter remote-path: name of a directory on the remote sftp server. Description use the rmdir command to delete the specified directory from the remote sftp server. Exa...

  • Page 986

    3com switch 7750 series command reference guide – ssh terminal service chapter 1 ssh terminal service configuration commands 1-36 des: des_cbc encryption algorithm. Aes128: aes_128 encryption algorithm. Prefer_ctos_hmac: hmac algorithm preference from the client to server. It defaults to sha1_96. Pr...

  • Page 987: Table of Contents

    3com switch 7750 series command reference guide – file system management table of contents i table of contents chapter 1 file system management commands ....................................................................... 1-1 1.1 file system management commands ......................................

  • Page 988

    3com switch 7750 series command reference guide – file system management chapter 1 file system management commands 1-1 chapter 1 file system management commands note: you can provide the directory argument in the following two ways in this chapter. Z in the form of [drive] [path]. In this case, the ...

  • Page 989

    3com switch 7750 series command reference guide – file system management chapter 1 file system management commands 1-2 example # change the current directory to the one named test in the flash. Pwd flash: cd test pwd flash:/test # enter the root directory of the cf card. Cd cf: pwd cf: 1.1.2 copy sy...

  • Page 990

    3com switch 7750 series command reference guide – file system management chapter 1 file system management commands 1-3 4 -rw- 11779 apr 05 2006 10:19:48 test.Txt 31877 kb total (15973 kb free) # copy the file named test.Txt, with the destination file name being test2.Bak. Copy test.Txt test2.Bak cop...

  • Page 991

    3com switch 7750 series command reference guide – file system management chapter 1 file system management commands 1-4 to delete the files in the recycle bin, use the reset recycle-bin command. Caution: z the dir command does not display the information about the files in the recycle bin. Z to displ...

  • Page 992

    3com switch 7750 series command reference guide – file system management chapter 1 file system management commands 1-5 dir test2.Bak directory of flash:/ 0 -rw- 11779 apr 05 2006 10:23:03 test2.Bak 31877 kb total (15961 kb free) # display the information about all the files (including the files in t...

  • Page 993

    3com switch 7750 series command reference guide – file system management chapter 1 file system management commands 1-6 z a syntax error in a batch file results in error messages. Z this command cannot be executed recursively. Example # execute the batch file named test.Bat under the directory flash:...

  • Page 994

    3com switch 7750 series command reference guide – file system management chapter 1 file system management commands 1-7 view user view parameter device: device name. Description use the fixdisk command to restore space on a storage device. For unavailable memory spaces, you can use this command to re...

  • Page 995

    3com switch 7750 series command reference guide – file system management chapter 1 file system management commands 1-8 1.1.9 mkdir syntax mkdir directory view user view parameter directory: name of the directory to be created. Description use the mkdir command to create a directory in the current di...

  • Page 996

    3com switch 7750 series command reference guide – file system management chapter 1 file system management commands 1-9 1.1.11 move syntax move fileurl-source fileurl-dest view user view parameter fileurl-source: path and file name of the source file. Fileurl-dest: path and file name of the target fi...

  • Page 997

    3com switch 7750 series command reference guide – file system management chapter 1 file system management commands 1-10 move flash:/hello/tt.Txt flash:/tt.Txt move flash:/hello/tt.Txt to flash:/tt.Txt?[y/n]:y ... %moved file flash:/hello/tt.Txt to flash:/tt.Txt. # display the information about the f...

  • Page 998

    3com switch 7750 series command reference guide – file system management chapter 1 file system management commands 1-11 pwd flash: 1.1.13 rename syntax rename fileurl-source fileurl-dest view user view parameter fileurl-source: file name of the file to be renamed. Fileurl-dest: target file name. Des...

  • Page 999

    3com switch 7750 series command reference guide – file system management chapter 1 file system management commands 1-12 # display the information about the files in the current directory again. Dir directory of flash:/ 0 -rw- 4 mar 09 2006 13:59:19 snmpboots 1 -rw- 16215134 apr 04 2006 16:36:20 s650...

  • Page 1000

    3com switch 7750 series command reference guide – file system management chapter 1 file system management commands 1-13 ... %cleared file flash:/test.Txt. 1.1.15 rmdir syntax rmdir directory view user view parameter directory: name of a directory. Description use the rmdir command to delete a direct...

  • Page 1001

    3com switch 7750 series command reference guide – file system management chapter 1 file system management commands 1-14 description use the umount cf: command to disable the cf card. After you execute this command, you need to re-install the cf card to use it again. Note: this command can be execute...

  • Page 1002

    3com switch 7750 series command reference guide – file system management chapter 1 file system management commands 1-15 example # restore the deleted file with its path and file name being flash:/hello/tt2.Txt. Undelete flash:/hello/tt2.Txt undelete flash:/hello/tt2.Txt?[y/n]:y ... %undeleted file f...

  • Page 1003: Table of Contents

    3com switch 7750 series command reference guide – ftp and tftp table of contents i table of contents chapter 1 ftp and tftp configuration commands ................................................................. 1-1 1.1 ftp server configuration commands.................................................

  • Page 1004: Commands

    3com switch 7750 series command reference guide – ftp and tftp chapter 1 ftp and tftp configuration commands 1-1 chapter 1 ftp and tftp configuration commands 1.1 ftp server configuration commands 1.1.1 display ftp-server syntax display ftp-server view any view parameter none description use the dis...

  • Page 1005

    3com switch 7750 series command reference guide – ftp and tftp chapter 1 ftp and tftp configuration commands 1-2 1.1.2 display ftp-user syntax display ftp-user view any view parameter none description use the display ftp-user command to display the settings of the current ftp user, including the use...

  • Page 1006

    3com switch 7750 series command reference guide – ftp and tftp chapter 1 ftp and tftp configuration commands 1-3 description use the ftp server enable command to enable the ftp server for users to log in. Use the undo ftp server command to disable the ftp server. By default, the ftp server is disabl...

  • Page 1007

    3com switch 7750 series command reference guide – ftp and tftp chapter 1 ftp and tftp configuration commands 1-4 1.2 ftp client configuration commands 1.2.1 ascii syntax ascii view ftp client view parameter none description use the ascii command to specify that files be transferred in the ascii mode...

  • Page 1008

    3com switch 7750 series command reference guide – ftp and tftp chapter 1 ftp and tftp configuration commands 1-5 parameter none description use the binary command to specify that files be transferred in the binary mode. Example # enter ftp client view. Ftp 2.2.2.2 trying ... Press ctrl+k to abort co...

  • Page 1009

    3com switch 7750 series command reference guide – ftp and tftp chapter 1 ftp and tftp configuration commands 1-6 trying ... Press ctrl+k to abort connected. 220 wftpd 2.0 service (by texas imperial software) ready for new user user(none):switch 331 give me your password, please password: 230 logged ...

  • Page 1010

    3com switch 7750 series command reference guide – ftp and tftp chapter 1 ftp and tftp configuration commands 1-7 # change the work directory to flash:/temp. [ftp] cd flash:/temp 250 cwd command successful. # display the current work directory. [ftp] pwd 257 "flash:/temp" is current directory. 1.2.5 ...

  • Page 1011

    3com switch 7750 series command reference guide – ftp and tftp chapter 1 ftp and tftp configuration commands 1-8 257 "flash:" is current directory. 1.2.6 close syntax close view ftp client view parameter none description use the close command to terminate an ftp connection without quitting ftp clien...

  • Page 1012

    3com switch 7750 series command reference guide – ftp and tftp chapter 1 ftp and tftp configuration commands 1-9 view ftp client view parameter none description use the debugging command to enable system debugging. Use the undo debugging command to disable system debugging. Example # enter ftp clien...

  • Page 1013

    3com switch 7750 series command reference guide – ftp and tftp chapter 1 ftp and tftp configuration commands 1-10 example # enter ftp client view. Ftp 2.2.2.2 trying ... Press ctrl+k to abort connected. 220 wftpd 2.0 service (by texas imperial software) ready for new user user(none):switch 331 give ...

  • Page 1014

    3com switch 7750 series command reference guide – ftp and tftp chapter 1 ftp and tftp configuration commands 1-11 connected. 220 wftpd 2.0 service (by texas imperial software) ready for new user user(none):switch 331 give me your password, please password: 230 logged in successfully [ftp] # display ...

  • Page 1015

    3com switch 7750 series command reference guide – ftp and tftp chapter 1 ftp and tftp configuration commands 1-12 description use the disconnect command to terminate a ftp connection without quitting ftp client view. This command has the same effect as that of the close command. Example # enter ftp ...

  • Page 1016

    3com switch 7750 series command reference guide – ftp and tftp chapter 1 ftp and tftp configuration commands 1-13 example # connect to the ftp server whose ip address is 2.2.2.2. Ftp 2.2.2.2 trying ... Press ctrl+k to abort connected. 220 wftpd 2.0 service (by texas imperial software) ready for new ...

  • Page 1017

    3com switch 7750 series command reference guide – ftp and tftp chapter 1 ftp and tftp configuration commands 1-14 ftp 2.2.2.2 trying ... Press ctrl+k to abort connected. 220 wftpd 2.0 service (by texas imperial software) ready for new user user(none):switch 331 give me your password, please password...

  • Page 1018

    3com switch 7750 series command reference guide – ftp and tftp chapter 1 ftp and tftp configuration commands 1-15 [ftp] # display the local work directory. [ftp] lcd % local directory now flash:/temp 1.2.14 ls syntax ls [ remotefile [ localfile ] ] view ftp client view parameter remotefile: name of ...

  • Page 1019

    3com switch 7750 series command reference guide – ftp and tftp chapter 1 ftp and tftp configuration commands 1-16 [ftp] # display the names of all the files in the current directory on the remote ftp server. [ftp] ls 200 port command okay. 150 opening ascii mode data connection for *. S7750.App test...

  • Page 1021

    3com switch 7750 series command reference guide – ftp and tftp chapter 1 ftp and tftp configuration commands 1-18 1.2.17 passive syntax passive undo passive view ftp client view parameter none description use the passive command to set the data transfer mode to the passive mode. Use the undo passive...

  • Page 1022

    3com switch 7750 series command reference guide – ftp and tftp chapter 1 ftp and tftp configuration commands 1-19 parameter localfile: name of a local file to be uploaded. Remotefile: file name which the local file is to be saved as. Description use the put command to upload a local file to an ftp s...

  • Page 1023

    3com switch 7750 series command reference guide – ftp and tftp chapter 1 ftp and tftp configuration commands 1-20 description use the pwd command to display the work directory on an ftp server. Example # enter ftp client view. Ftp 2.2.2.2 trying ... Press ctrl+k to abort connected. 220 wftpd 2.0 ser...

  • Page 1024

    3com switch 7750 series command reference guide – ftp and tftp chapter 1 ftp and tftp configuration commands 1-21 user(none):switch 331 give me your password, please password: 230 logged in successfully [ftp] # terminate the ftp connection and quit to user view. [ftp] quit 221 windows ftp server (wf...

  • Page 1025

    3com switch 7750 series command reference guide – ftp and tftp chapter 1 ftp and tftp configuration commands 1-22 press ctrl+k to abort connected. 220 wftpd 2.0 service (by texas imperial software) ready for new user user(none):switch 331 give me your password, please password: 230 logged in success...

  • Page 1026

    3com switch 7750 series command reference guide – ftp and tftp chapter 1 ftp and tftp configuration commands 1-23 [ftp] rmdir flash:/temp1 200 rmd command successful. 1.2.23 user syntax user username [ password ] view ftp client view parameter username: name of the user to switch to. Password: passw...

  • Page 1027

    3com switch 7750 series command reference guide – ftp and tftp chapter 1 ftp and tftp configuration commands 1-24 view ftp client view parameter none description use the verbose command to enable the verbose function, which displays the execution and response information of when a command is execute...

  • Page 1028

    3com switch 7750 series command reference guide – ftp and tftp chapter 1 ftp and tftp configuration commands 1-25 source-file: name of the file to be downloaded from the tftp server. Dest-file: file name which the downloaded file is to be saved as. Description use the tftp get command to download a ...

  • Page 1029

    3com switch 7750 series command reference guide – ftp and tftp chapter 1 ftp and tftp configuration commands 1-26 1.3.3 tftp-server acl syntax tftp-server acl acl-number undo tftp-server acl view system view parameter acl-number: basic acl number ranging from 2000 to 2999. Description use the tftp-s...

  • Page 1030: Table of Contents

    3com swich 7750 series command reference guide – information center table of contents i table of contents chapter 1 information center commands.................................................................................. 1-1 1.1 information center commands..........................................

  • Page 1032

    3com swich 7750 series command reference guide – information center chapter 1 information center commands 1-2 parameter none description use the display info-center command to display the operation status of information center, the configuration of information channels, and the format of time stamp....

  • Page 1033

    3com swich 7750 series command reference guide – information center chapter 1 information center commands 1-3 field description console: information about the console port, including name and channel of its information channel monitor: information about the monitor port, including name and channel o...

  • Page 1034

    3com swich 7750 series command reference guide – information center chapter 1 information center commands 1-4 severity value description alerts 2 errors that need to be corrected immediately critical 3 critical errors errors 4 errors that need to be considered but are not critical warnings 5 warning...

  • Page 1035

    3com swich 7750 series command reference guide – information center chapter 1 information center commands 1-5 table 1-3 special characters in regular expression. Special characters description usage restrictions _ the underscore, functions similar to a wildcard, can represent the following character...

  • Page 1036

    3com swich 7750 series command reference guide – information center chapter 1 information center commands 1-6 1.1.4 display logbuffer summary syntax display logbuffer summary [ level severity ] view any view parameter level severity: specifies an information severity level. The severity argument ran...

  • Page 1037

    3com swich 7750 series command reference guide – information center chapter 1 information center commands 1-7 example # display the trapbuffer status and the trap information in trapbuffer. Display trapbuffer trapping buffer configuration and contents:enabled allowed max buffer size : 1024 actual bu...

  • Page 1038

    3com swich 7750 series command reference guide – information center chapter 1 information center commands 1-8 by default, the name of channel 0 to channel 9 is (in turn) console, monitor, loghost, trapbuffer, logbuffer, snmpagent, channel6, channel7, channel8, channel9. Note that the channel names m...

  • Page 1039

    3com swich 7750 series command reference guide – information center chapter 1 information center commands 1-9 1.1.8 info-center enable syntax info-center enable undo info-center enable view system view parameter none description use the info-center enable command to enable the information center fun...

  • Page 1040

    3com swich 7750 series command reference guide – information center chapter 1 information center commands 1-10 parameter channel: configure the channel to output information to buffer. Channel-number: channel number, ranging from 0 to 9, that is, system has ten channels. Channel-name: channel name, ...

  • Page 1041

    3com swich 7750 series command reference guide – information center chapter 1 information center commands 1-11 view system view parameter host-ip-addr: ip address of info-center loghost. Channel: configures information channel of the info-center loghost. Channel-number: channel number, ranging from ...

  • Page 1042

    3com swich 7750 series command reference guide – information center chapter 1 information center commands 1-12 1.1.11 info-center loghost source syntax info-center loghost source interface-type interface-number undo info-center loghost source view system view parameter interface-type: interface type...

  • Page 1043

    3com swich 7750 series command reference guide – information center chapter 1 information center commands 1-13 channel-name: channel name, by default, the name of channel 0 to channel 9 is (in turn) console, monitor, loghost, trapbuffer, logbuffer, snmpagent, channel6, channel7, channel8, channel9. ...

  • Page 1044

    3com swich 7750 series command reference guide – information center chapter 1 information center commands 1-14 by default, the system outputs information to snmp agent through channel 5. Related command: snmp-agent and display info-center. Example # configure the system to output information to the ...

  • Page 1045

    3com swich 7750 series command reference guide – information center chapter 1 information center commands 1-15 module name description clnsecho connectionless network protocol echo module clst cluster management module cmd command line module dev device management module dhcp dynamic host configurat...

  • Page 1046

    3com swich 7750 series command reference guide – information center chapter 1 information center commands 1-16 module name description leth ethernet debugging module lqos lanswitch quality of service module ls local server module mix dual main control network management module modem modem module mpm...

  • Page 1047

    3com swich 7750 series command reference guide – information center chapter 1 information center commands 1-17 module name description sysm system management module sysmib system mib module tac terminal access controller module telnet telnet module tftpc tftp client module tunnel packets transparent...

  • Page 1048

    3com swich 7750 series command reference guide – information center chapter 1 information center commands 1-18 notifications: level 6 information, showed normally and important. Informational: level 7 information, notice to be recorded. Debugging: level 8 information, generated during the debugging ...

  • Page 1049

    3com swich 7750 series command reference guide – information center chapter 1 information center commands 1-19 channel log information switch trap information switch debug information switch channel7 enable enable disable channel8 enable enable disable channel9 enable enable disable state: sets the ...

  • Page 1050

    3com swich 7750 series command reference guide – information center chapter 1 information center commands 1-20 another. Use default configuration record if a module does not have any specific configuration record in the channel. Example # enable the log information of vlan module in snmp channel and...

  • Page 1052

    3com swich 7750 series command reference guide – information center chapter 1 information center commands 1-22 1.1.17 reset logbuffer syntax reset logbuffer view user view parameter none description use the reset logbuffer command to reset information in log buffer. Example # clear information in lo...

  • Page 1053

    3com swich 7750 series command reference guide – information center chapter 1 information center commands 1-23 view user view parameter none description use the terminal debugging command to configure to display the debugging information on the terminal. Use the undo terminal debugging command to co...

  • Page 1054

    3com swich 7750 series command reference guide – information center chapter 1 information center commands 1-24 % current terminal logging is off 1.1.21 terminal monitor syntax terminal monitor undo terminal monitor view user view parameter none description use the terminal monitor command to enable ...

  • Page 1055

    3com swich 7750 series command reference guide – information center chapter 1 information center commands 1-25 view user view parameter none description use the terminal trapping command to enable terminal trap information display. Use the undo terminal trapping command to disable this function. By ...

  • Page 1056: Table of Contents

    3com swich 7750 series command reference guide – dns table of contents i table of contents chapter 1 dns configuration commands.................................................................................. 1-1 1.1 dns configuration commands ..........................................................

  • Page 1057

    3com swich 7750 series command reference guide – dns chapter 1 dns configuration commands 1-1 chapter 1 dns configuration commands 1.1 dns configuration commands 1.1.1 display dns domain syntax display dns domain view any view parameter none description use the display dns domain command to display ...

  • Page 1058

    3com swich 7750 series command reference guide – dns chapter 1 dns configuration commands 1-2 view any view parameter none description use the display dns dynamic-host command to display information about the dynamic dns cache. The dns client saves successful dns resolution results to the dns cache....

  • Page 1059

    3com swich 7750 series command reference guide – dns chapter 1 dns configuration commands 1-3 parameter dynamic: displays the dns server information dynamically obtained by dhcp or other protocols. Description use the display dns server command to display the dns server information. Related command:...

  • Page 1060

    3com swich 7750 series command reference guide – dns chapter 1 dns configuration commands 1-4 host age flags address my 0 static 1.1.1.1 aa 0 static 2.2.2.4 table 1-4 description on the fields of the display ip host command field description host hostname age time to live. It is always 0, meaning th...

  • Page 1061

    3com swich 7750 series command reference guide – dns chapter 1 dns configuration commands 1-5 note: the dns resolution function supported by the switch 7750 should be used together with a dns server. Different dns servers may have differences in dns implementation. For example, the switch 7750 suppo...

  • Page 1062

    3com swich 7750 series command reference guide – dns chapter 1 dns configuration commands 1-6 1.1.7 dns server syntax dns server ip-address undo dns server [ ip-address ] view system view parameter ip-address: ip address of a dns server. Description use the dns server command to configure a dns serv...

  • Page 1063

    3com swich 7750 series command reference guide – dns chapter 1 dns configuration commands 1-7 description use the ip host command to add a hostname-to-ip address mapping entry in the static dns list. Use the undo ip host command to remove a mapping entry from the static dns list. By default, there i...

  • Page 1064: Table of Contents

    3com switch 7750 series command reference guide – system maintenance & debugging table of contents i table of contents chapter 1 basic system configuration & debugging commands .......................................... 1-1 1.1 basic system configuration commands .......................................

  • Page 1065

    3com switch 7750 series command reference guide – system maintenance & debugging table of contents ii 3.1.13 display uplink monitor............................................................................................ 3-9 3.1.14 loadsharing enable..................................................

  • Page 1066: Debugging Commands

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 1 basic system configuration & debugging commands 1-1 chapter 1 basic system configuration & debugging commands 1.1 basic system configuration commands 1.1.1 clock datetime syntax clock datetime hh:mm:ss yyyy/mm...

  • Page 1068

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 1 basic system configuration & debugging commands 1-3 related command: clock timezone. Example # set the summer time named z2, which starts from 06:00:00 2002/06/08, ends until 06:00:00 2002/09/01, and is one ho...

  • Page 1070

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 1 basic system configuration & debugging commands 1-5 example # return from system view to user view. System-view system view: return to user view with ctrl+z. [3com] quit 1.1.6 return syntax return view system ...

  • Page 1071

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 1 basic system configuration & debugging commands 1-6 parameter sysname: system name of the ethernet switch. It is a character string in length of 1 to 30 characters. By default, it is 3com. Description use the ...

  • Page 1072

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 1 basic system configuration & debugging commands 1-7 1.2 system status/information display commands 1.2.1 display clock syntax display clock view any view parameter none description use the display clock comman...

  • Page 1073

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 1 basic system configuration & debugging commands 1-8 view any view parameter interface-type: interface type, supported by the switch, which can be ethernet, gigabitethernet, aux, vlan-interface and so on. Inter...

  • Page 1074

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 1 basic system configuration & debugging commands 1-9 example # display the status and configuration information about user terminal interfaces. Display users ui delay type ipaddress username 0 aux 0 00:00:17 8 ...

  • Page 1075

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 1 basic system configuration & debugging commands 1-10 example # display the version of the system. Display version 3com corporation switch 7750 software version 3.02.00s168re copyright (c) 2004-2006 3com corpor...

  • Page 1077

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 1 basic system configuration & debugging commands 1-12 1.3.2 display diagnostic-information syntax display diagnostic-information [ module-name] view any view parameter module-name: module name. See the followin...

  • Page 1078

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 1 basic system configuration & debugging commands 1-13 z output information to the console. Z output information to a file. You can choose one according to the prompt of the system. Example # display operation i...

  • Page 1080

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 2 network connectivity test commands 2-2 -r: specifies to record the routes. By default, the system does not record any route. -s packetize: specifies the size (in bytes) of each echo-request packet (excluding t...

  • Page 1081

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 2 network connectivity test commands 2-3 example # check the reachability of the host with ip address 202.38.160.244. Ping 202.38.160.244 ping 202.38.160.244 : 56 data bytes reply from 202.38.160.244 : bytes=56 ...

  • Page 1082

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 2 network connectivity test commands 2-4 -q num-packet: sets the number of packets to be sent every time. The nqueries argument ranges from 0 to 65,535 and defaults to 3. -w timeout: sets the timeout time to wai...

  • Page 1083

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 2 network connectivity test commands 2-5 tracert to allspice.Lcs.Mit.Edu (18.26.0.115), 30 hops max, 40 bytes packet 1 helios.Ee.Lbl.Gov (128.3.112.1) 0 ms 0 ms 0 ms 2 lilac-dmc.Berkeley.Edu (128.32.216.1) 19 ms...

  • Page 1085

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 3 device management commands 3-2 3.1.2 boot bootrom syntax boot bootrom file-url slot slot-list view user view parameter file-url: path + name of a bootrom file (that is, a .Btm file) in the flash memory. Slot s...

  • Page 1086

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 3 device management commands 3-3 example # use the current boot file to upgrade the bootrom of all service cards that working normally. Boot bootrom default 3.1.4 bootrom-update security-check enable syntax boot...

  • Page 1087

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 3 device management commands 3-4 parameter none description use the display boot-loader command to display the app file that is adopted when the switch boots this time and next time. Example # display the app th...

  • Page 1088

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 3 device management commands 3-5 example # display the cpu usage of the card on slot 0 of the switch. Display cpu slot 0 board 0 cpu busy status: 18% in last 5 seconds 19% in last 1 minute 19% in last 5 minutes ...

  • Page 1089

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 3 device management commands 3-6 example # display board information of this switch. Display device s7750 slot no. Brd type brd status subslot num sft ver 0 none absent absent none 1 3c16857r master 0 s7750r-312...

  • Page 1090

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 3 device management commands 3-7 3.1.9 display fan syntax display fan [ fan-id ] view any view parameter fan-id: id number of a fan. Description use the display fan command to view the working state of the built...

  • Page 1091

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 3 device management commands 3-8 total used memory(bytes): 65234704 used rate: 32% table 3-3 description on the fields of the display memory command field description system total memory(bytes) total memory size...

  • Page 1092

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 3 device management commands 3-9 example # display the state of the power supply. Display power power 1 state: absent power 2 state: normal power 3 state: absent 3.1.12 display schedule reboot syntax display sch...

  • Page 1093

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 3 device management commands 3-10 description use the display uplink monitor command to view information about layer 3 connectivity between the local device and the remote device. Related command: uplink monitor...

  • Page 1094

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 3 device management commands 3-11 example # enable system load sharing. System-view system view: return to user view with ctrl+z. [3com] loadsharing enable 3.1.15 pause-protection syntax pause-protection { enabl...

  • Page 1095

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 3 device management commands 3-12 view system view parameter enable: enables queue traffic monitoring. Disable: disables queue traffic monitoring. Description use the qe monitor command to enable/disable queue t...

  • Page 1096

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 3 device management commands 3-13 description use the qe monitor errpkt command to configure error packets detection function on current interface. A switch does not detect error packets on current interface by ...

  • Page 1097

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 3 device management commands 3-14 3.1.19 qe monitor overflow-threshold syntax qe monitor overflow-threshold threshold view system view parameter threshold: integer that sets the overall traffic threshold, rangin...

  • Page 1098

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 3 device management commands 3-15 use the rdram disable command to disable rdram of the device. By default, rdram of the device is disabled. Example # disable rdram of the device. System-view system view: return...

  • Page 1099

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 3 device management commands 3-16 parameter hh:mm: reboot time, where hh (hour) ranges from 0 to 23, and mm (minute) ranges from 0 to 59. Yyyy/mm/dd: reboot date, where yyyy (year) ranges from 2,000 to 2,099, mm...

  • Page 1100

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 3 device management commands 3-17 confirm?[y/n]:y %apr 6 16:21:03 2005 s7750r cmd/5/reboot: aux0: schedule reboot parameters at 16:21:00 2005/04/06. And system will reboot at 22:00:2005 04/06/2005. 3.1.23 schedu...

  • Page 1101

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 3 device management commands 3-18 related command: reboot, schedule reboot at, undo schedule reboot, and display schedule reboot. Example # suppose the current time is 16:26, schedule a reboot so that the switch...

  • Page 1102

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 3 device management commands 3-19 example # specify the clock of the hg tunnel between cards to work in the enhanced mode. System-view enter system view, return to user view with ctrl+z. [3com] set backboard enh...

  • Page 1103

    3com switch 7750 series command reference guide – system maintenance & debugging chapter 3 device management commands 3-20 parameter ip-address: ip address of a interface on the layer 3 device in the remote peer. The interface connects with the local device. Description use the uplink monitor ip com...

  • Page 1104: Table of Contents

    3com switch 7750 series command reference guide – remote ping table of contents i table of contents chapter 1 remote ping commands ............................................................................................ 1-1 1.1 remote ping commands...................................................

  • Page 1105

    3com switch 7750 series command reference guide – remote ping chapter 1 remote ping commands 1-1 chapter 1 remote ping commands 1.1 remote ping commands 1.1.1 count syntax count times undo count view remote ping test group view parameter times: number of the test packets to be transmitted. It is in ...

  • Page 1106

    3com switch 7750 series command reference guide – remote ping chapter 1 remote ping commands 1-2 view remote ping test group view parameter ip-address: destination ip address in a test. Description use the destination-ip command to configure the destination ip address in the test. Use the undo desti...

  • Page 1107

    3com switch 7750 series command reference guide – remote ping chapter 1 remote ping commands 1-3 example # use the display remote ping result command to display the test result of the test group whose administrator name is “administrator” and operation tag is “icmp”. Display remote ping result admin...

  • Page 1108

    3com switch 7750 series command reference guide – remote ping chapter 1 remote ping commands 1-4 field description operation timeout number number of times of timeouts in the test operation system busy operation number number of times the test fails because the system is busy connection fail number ...

  • Page 1109

    3com switch 7750 series command reference guide – remote ping chapter 1 remote ping commands 1-5 field description status value of the test result. See the following detailed description: 1: responcereceived. It means response is received. 2: unknown. It means unknown error. 3: internalerror. It mea...

  • Page 1110

    3com switch 7750 series command reference guide – remote ping chapter 1 remote ping commands 1-6 parameter interval: automatic test interval. It ranges from 0 to 65535 seconds and defaults to 0 meaning no automatic test. Description use the frequency command to configure an automatic test interval. ...

  • Page 1111

    3com switch 7750 series command reference guide – remote ping chapter 1 remote ping commands 1-7 system view: return to user view with ctrl+z. [3com] remote ping administrator icmp [3com-remote ping-administrator-icmp] 1.1.6 remote ping-agent enable syntax remote ping-agent enable undo remote ping-a...

  • Page 1112

    3com switch 7750 series command reference guide – remote ping chapter 1 remote ping commands 1-8 description use the test-enable command to execute an remote ping test. Use the undo test-enable command to disable an remote ping test. Note: after you execute the test-enable command, the system does n...

  • Page 1113

    3com switch 7750 series command reference guide – remote ping chapter 1 remote ping commands 1-9 [3com-remote ping-administrator-icmp] test-type icmp 1.1.9 timeout syntax timeout time undo timeout view remote ping test group view parameter time: timeout time. It is in the range of 1 to 60 seconds an...

  • Page 1114: Table of Contents

    3com switch 7750 series command reference guide – hardware commands table of contents i table of contents chapter 1 hardware-dependent software configuration commands..................................... 1-1 1.1 commands for boot rom upgrade with app file................................................

  • Page 1115

    3com switch 7750 series command reference guide – hardware commands chapter 1 hardware configuration comm ands 1-1 chapter 1 hardware configuration commands 1.1 commands for boot rom upgrade with app file 1.1.1 boot bootrom default syntax boot bootrom default [ slot slot-number-list ] view user view...

  • Page 1116

    3com switch 7750 series command reference guide – hardware commands chapter 1 hardware configuration comm ands 1-2 description use the boot bootrom file-url command to use the specified app file to upgrade the boot roms. Example # use the specified app file (abcd.App) to upgrade the boot roms of all...

  • Page 1117

    3com switch 7750 series command reference guide – hardware commands chapter 1 hardware configuration comm ands 1-3 parameter auto: sets the inter-card links are established in the auto negotiation mode. Fix: sets the inter-card links are established the fix mode. Description use the set inlink comma...

  • Page 1118

    3com switch 7750 series command reference guide – hardware commands chapter 1 hardware configuration comm ands 1-4 process, the srpu can judge whether each service card in the device operates normally. You can also set the maximum number of times the srpu fails to receive handshake packets. If the n...

  • Page 1119

    3com switch 7750 series command reference guide – hardware commands chapter 1 hardware configuration comm ands 1-5 you can also set the maximum number of times the srpu fails to receive handshake packets. If the number of times the srpu fails to receive handshake packets exceeds the upper limit, the...

  • Page 1120

    3com switch 7750 series command reference guide – hardware commands chapter 1 hardware configuration comm ands 1-6 system-view system view: return to user view with ctrl+z. [3com] monitor inner-channel [3com] monitor slot 2 enable.

  • Page 1121: Table of Contents

    3com switch 7750 series command reference guide – password control table of contents i table of contents chapter 1 password control configuration commands.............................................................. 1 1.1 password control configuration commands ........................................

  • Page 1122: Commands

    3com switch 7750 series command reference guide – password control chapter 1 password control configuration commands 1 chapter 1 password control configuration commands 1.1 password control configuration commands 1.1.1 display password-control syntax display password-control view any view parameter ...

  • Page 1123

    3com switch 7750 series command reference guide – password control chapter 1 password control configuration commands 2 table 1-1 description on the fields of the display password-control command field description password aging password aging time password length minimum password length password his...

  • Page 1124

    3com switch 7750 series command reference guide – password control chapter 1 password control configuration commands 3 1.1.3 display password-control super syntax display password-control super view any view parameter none description use the display password-control super command to display the inf...

  • Page 1125

    3com switch 7750 series command reference guide – password control chapter 1 password control configuration commands 4 system view: return to user view with ctrl+z. [3com] local-user test new local user added. [3com-luser-test] password password:********** confirm:********** # change the system logi...

  • Page 1126

    3com switch 7750 series command reference guide – password control chapter 1 password control configuration commands 5 alert-time: alert time period. When the remaining usable time of a password is no more than this time, the user is alerted to the forthcoming password expiration. It ranges from 1 d...

  • Page 1127

    3com switch 7750 series command reference guide – password control chapter 1 password control configuration commands 6 # configure the minimum password length of the system login passwords to eight characters. [3com] password-control length 8 # configure the number of password attempts allowed for e...

  • Page 1128

    3com switch 7750 series command reference guide – password control chapter 1 password control configuration commands 7 when the password used to log into the switch expires, the switch requires the user to change the password, and automatically saves the history (old) password to a file in the flash...

  • Page 1129

    3com switch 7750 series command reference guide – password control chapter 1 password control configuration commands 8 display the password control information of the specified user. [3com]display local-user user-name test the contents of local user test: state: active servicetype mask: t idle-cut: ...

  • Page 1130

    3com switch 7750 series command reference guide – password control chapter 1 password control configuration commands 9 system-view system view: return to user view with ctrl+z. [3com] password-control super aging 10 1.1.8 reset password-control history-record syntax reset password-control history-re...

  • Page 1131

    3com switch 7750 series command reference guide – password control chapter 1 password control configuration commands 10 view user view parameter level-value: privilege level, the history records of the super password for the users at this level will be deleted. This value ranges from 1 to 3. Descrip...

  • Page 1132

    3com switch 7750 series command reference guide – password control chapter 1 password control configuration commands 11 display password-control blacklist username ip test 192.168.30.25 tes 192.168.30.24 test2 192.168.30.23 # delete the user test from the blacklist. Reset password-control blacklist ...

  • Page 1133: Appendix A  Command Index

    3com switch 7750 series command reference guide – command index appendix a command indexx a-1 appendix a command index the command index includes an alphabetical listing of the commands for the 3com switch 7750. A b c d e f g h i j k l m n o p q r s t u v w x y z a abr-summary routing protocol comma...

  • Page 1134

    3com switch 7750 series command reference guide – command index appendix a command indexx a-2 command apply cost-type routing protocol command 6-4 apply ip next-hop routing protocol command 6-4 apply isis routing protocol command 6-5 apply local-preference routing protocol command 6-6 apply origin r...

  • Page 1135

    3com switch 7750 series command reference guide – command index appendix a command indexx a-3 auto-build cluster command 1-16 auto-execute command login command 1-2 b balance routing protocol command 5-3 bgp routing protocol command 5-3 binary ftp and tftp command 1-4 boot boot-loader system mainten...

  • Page 1136

    3com switch 7750 series command reference guide – command index appendix a command indexx a-4 c c-bsr multicast command 5-2 cd ssh terminal service command 1-26 cd file system management command 1-1 cd ftp and tftp command 1-6 cdup ssh terminal service command 1-27 cdup ftp and tftp command 1-7 chec...

  • Page 1137

    3com switch 7750 series command reference guide – command index appendix a command indexx a-5 cost-style routing protocol command 4-2 count remote ping command 1-1 c-rp multicast command 5-3 crp-policy multicast command 5-4 cut connection aaa&radius&hwta cacs&ead command 1-3 d dampening routing prot...

  • Page 1138

    3com switch 7750 series command reference guide – command index appendix a command indexx a-6 default-route-advertise routing protocol command 4-3 delete ssh terminal service command 1-28 delete file system management command 1-3 delete ftp and tftp command 1-9 delete static-routes all routing proto...

  • Page 1139

    3com switch 7750 series command reference guide – command index appendix a command indexx a-7 dhcp-server ip dhcp command 2-7 dhcp-snooping dhcp command 3-1 dhcp-snooping information enable dhcp command 3-2 dhcp-snooping trust dhcp command 3-1 dir ssh terminal service command 1-28 dir file system ma...

  • Page 1140

    3com switch 7750 series command reference guide – command index appendix a command indexx a-8 display bgp routing-table cidr routing protocol command 5-17 display bgp routing-table community routing protocol command 5-18 display bgp routing-table community-list routing protocol command 5-19 display ...

  • Page 1141

    3com switch 7750 series command reference guide – command index appendix a command indexx a-9 display dhcp server expired dhcp command 1-15 display dhcp server free-ip dhcp command 1-16 display dhcp server ip-in-use dhcp command 1-17 display dhcp server statistics dhcp command 1-18 display dhcp serv...

  • Page 1142

    3com switch 7750 series command reference guide – command index appendix a command indexx a-10 display habp traffic 802.1x command 2-2 display history-command cli command 1-2 display remote ping remote ping command 1-2 display hwtacacs aaa&radius&hwta cacs&ead command 1-55 display icmp statistics ip...

  • Page 1143

    3com switch 7750 series command reference guide – command index appendix a command indexx a-11 display ip socket ip address&ip performance&ipx command 2-4 display ip statistics ip address&ip performance&ipx command 2-6 display ipx interface ip address&ip performance&ipx command 3-1 display ipx routi...

  • Page 1144

    3com switch 7750 series command reference guide – command index appendix a command indexx a-12 display logbuffer infomation center command 1-3 display logbuffer summary infomation center command 1-6 display loopback-detection port basic configuration command 1-9 display mac-address mac address table...

  • Page 1145

    3com switch 7750 series command reference guide – command index appendix a command indexx a-13 display ospf interface routing protocol command 3-19 display ospf lsdb routing protocol command 3-20 display ospf nexthop routing protocol command 3-23 display ospf peer routing protocol command 3-24 displ...

  • Page 1146

    3com switch 7750 series command reference guide – command index appendix a command indexx a-14 display qos cos-local-precedence-map qos command 1-2 display qos-interface all qos command 1-2 display qos-interface line-rate qos command 1-3 display qos-interface mirrored-to mirroring command 1-2 displa...

  • Page 1147

    3com switch 7750 series command reference guide – command index appendix a command indexx a-15 command display snmp-agent snmp&rmon command 1-1 display snmp-agent community snmp&rmon command 1-1 display snmp-agent group snmp&rmon command 1-2 display snmp-agent mib-view snmp&rmon command 1-3 display ...

  • Page 1148

    3com switch 7750 series command reference guide – command index appendix a command indexx a-16 command display trapbuffer infomation center command 1-6 display udp statistics ip address&ip performance&ipx command 2-11 display udp-helper server udp-helper command 1-1 display uplink monitor system mai...

  • Page 1149

    3com switch 7750 series command reference guide – command index appendix a command indexx a-17 dot1x authentication-method 802.1x command 1-5 dot1x dhcp-launch 802.1x command 1-6 dot1x guest-vlan 802.1x command 1-7 dot1x max-user 802.1x command 1-9 dot1x port-control 802.1x command 1-10 dot1x port-m...

  • Page 1150

    3com switch 7750 series command reference guide – command index appendix a command indexx a-18 command filter-policy import routing protocol command 4-12 filter-policy import routing protocol command 5-27 fixdisk file system management command 1-6 flow interval port basic configuration command 1-14 ...

  • Page 1151

    3com switch 7750 series command reference guide – command index appendix a command indexx a-19 gvrp gvrp command 1-7 gvrp registration gvrp command 1-8 h habp enable 802.1x command 2-3 habp server vlan 802.1x command 2-4 habp timer 802.1x command 2-4 hardspeedup port basic configuration command 1-15...

  • Page 1152

    3com switch 7750 series command reference guide – command index appendix a command indexx a-20 command igmp enable multicast command 4-3 igmp group-limit multicast command 4-4 igmp group-policy multicast command 4-5 igmp group-policy vlan multicast command 4-6 igmp host-join port multicast command 4...

  • Page 1153

    3com switch 7750 series command reference guide – command index appendix a command indexx a-21 info-center enable infomation center command 1-9 info-center logbuffer infomation center command 1-9 info-center loghost infomation center command 1-10 info-center loghost source infomation center command ...

  • Page 1154

    3com switch 7750 series command reference guide – command index appendix a command indexx a-22 performance&ipx command ipx encapsulation ip address&ip performance&ipx command 3-10 ipx netbios-propagation ip address&ip performance&ipx command 3-10 ipx network ip address&ip performance&ipx command 3-1...

  • Page 1155

    3com switch 7750 series command reference guide – command index appendix a command indexx a-23 performance&ipx command ipx service ip address&ip performance&ipx command 3-21 ipx split-horizon ip address&ip performance&ipx command 3-23 ipx tick ip address&ip performance&ipx command 3-23 ipx update-ch...

  • Page 1156

    3com switch 7750 series command reference guide – command index appendix a command indexx a-24 configuration command k key aaa&radius&hwta cacs&ead command 1-31 key aaa&radius&hwta cacs&ead command 1-58 l lacp enable link aggregation command 1-6 lacp port-priority link aggregation command 1-6 lacp s...

  • Page 1157

    3com switch 7750 series command reference guide – command index appendix a command indexx a-25 command loopback-detection interval-time port basic configuration command 1-18 ls ssh terminal service command 1-31 ls ftp and tftp command 1-15 m mac-address mac address table command 1-4 mac-address lear...

  • Page 1158

    3com switch 7750 series command reference guide – command index appendix a command indexx a-26 mkdir ssh terminal service command 1-31 mkdir file system management command 1-8 mkdir ftp and tftp command 1-16 modem login command 1-12 modem auto-answer login command 1-13 modem timer answer login comma...

  • Page 1159

    3com switch 7750 series command reference guide – command index appendix a command indexx a-27 cacs&ead command nbns-list dhcp command 1-26 ndp enable cluster command 1-3 ndp timer aging cluster command 1-4 ndp timer hello cluster command 1-5 netbios-type dhcp command 1-26 network routing protocol c...

  • Page 1160

    3com switch 7750 series command reference guide – command index appendix a command indexx a-28 ntp-service unicast-server ntp command. 1-15 o open ftp and tftp command 1-17 option dhcp command 1-28 ospf routing protocol command 3-36 ospf authentication-mode routing protocol command 3-37 ospf cost ro...

  • Page 1161

    3com switch 7750 series command reference guide – command index appendix a command indexx a-29 command peer advertise-community routing protocol command 5-30 peer allow-as-loop routing protocol command 5-31 peer as-number routing protocol command 5-31 peer as-path-acl export routing protocol command...

  • Page 1162

    3com switch 7750 series command reference guide – command index appendix a command indexx a-30 command peer-public-key end ssh terminal service command 1-5 pim multicast command 5-10 pim bsr-boundary multicast command 5-11 pim dm multicast command 5-12 pim neighbor-limit multicast command 5-13 pim n...

  • Page 1163

    3com switch 7750 series command reference guide – command index appendix a command indexx a-31 port isolate port isolation command 1-3 port link-aggregation group link aggregation command 1-9 port link-type port basic configuration command 1-23 port trunk permit vlan port basic configuration command...

  • Page 1164

    3com switch 7750 series command reference guide – command index appendix a command indexx a-32 public-key-code end ssh terminal service command 1-8 public-key-code end ssh terminal service command 1-19 put ssh terminal service command 1-32 put ftp and tftp command 1-18 pwd ssh terminal service comma...

  • Page 1165

    3com switch 7750 series command reference guide – command index appendix a command indexx a-33 cacs&ead command radius-scheme aaa&radius&hwta cacs&ead command 1-16 raw-vlan-id inbound qinq command 2-1 rdram system maintenance and debugging command 3-15 reboot system maintenance and debugging command...

  • Page 1166

    3com switch 7750 series command reference guide – command index appendix a command indexx a-34 reset dhcp server ip-in-use dhcp command 1-30 reset dhcp server statistics dhcp command 1-30 reset dhcp-server dhcp command 2-11 reset dhcp-snooping dhcp command 3-5 reset dns dynamic-host dns command 1-7 ...

  • Page 1167

    3com switch 7750 series command reference guide – command index appendix a command indexx a-35 reset stop-accounting-buffer aaa&radius&hwta cacs&ead command 1-40 reset stop-accounting-buffer aaa&radius&hwta cacs&ead command 1-63 reset stp mstp command 1-8 reset tcp statistics ip address&ip performan...

  • Page 1168

    3com switch 7750 series command reference guide – command index appendix a command indexx a-36 rmdir ssh terminal service command 1-34 rmdir file system management command 1-13 rmdir ftp and tftp command 1-22 rmon alarm snmp&rmon command 2-9 rmon event snmp&rmon command 2-11 rmon history snmp&rmon c...

  • Page 1169

    3com switch 7750 series command reference guide – command index appendix a command indexx a-37 screen-length login command 1-16 secondary accounting aaa&radius&hwta cacs&ead command 1-44 secondary accounting aaa&radius&hwta cacs&ead command 1-65 secondary authentication aaa&radius&hwta cacs&ead comm...

  • Page 1170

    3com switch 7750 series command reference guide – command index appendix a command indexx a-38 slave auto-update config vrrp&ha command 2-1 slave restart vrrp&ha command 2-2 slave switchover vrrp&ha command 2-2 slave update configuration vrrp&ha command 2-3 snmp-agent snmp&rmon command 1-9 snmp-agen...

  • Page 1171

    3com switch 7750 series command reference guide – command index appendix a command indexx a-39 spf-delay-interval routing protocol command 4-33 spf-schedule-interval routing protocol command 3-52 spf-slice-size routing protocol command 4-33 ssh authentication-type default ssh terminal service comman...

  • Page 1172

    3com switch 7750 series command reference guide – command index appendix a command indexx a-40 stp bridge-diameter mstp command 1-11 stp config-digest-snooping mstp command 1-12 stp cost mstp command 1-13 stp edged-port mstp command 1-14 stp interface mstp command 1-15 stp interface config-digest-sn...

  • Page 1173

    3com switch 7750 series command reference guide – command index appendix a command indexx a-41 subvlan extended vlan application command 3-3 summary routing protocol command 2-19 summary routing protocol command 4-34 summary routing protocol command 5-53 super cli command 1-2 super password cli comm...

  • Page 1174

    3com switch 7750 series command reference guide – command index appendix a command indexx a-42 command test-type remote ping command 1-8 tftp cluster get cluster command 1-33 tftp cluster put cluster command 1-34 tftp get ftp and tftp command 1-24 tftp put ftp and tftp command 1-25 tftp-server clust...

  • Page 1175

    3com switch 7750 series command reference guide – command index appendix a command indexx a-43 traffic-group traffic accounting command 1-8 traffic-limit qos command 1-26 traffic-priority qos command 1-28 traffic-red qos command 1-32 traffic-redirect qos command 1-33 traffic-remark-vlanid qos comman...

  • Page 1176

    3com switch 7750 series command reference guide – command index appendix a command indexx a-44 vlan all vlan command 1-10 vlan to vlan command 1-9 vlan-assignment-mode aaa&radius&hwta cacs&ead command 1-21 vlan-mapping modulo mstp command 1-47 vlan-vpn enable qinq command 1-1 vlan-vpn tunnel mstp co...

  • Page 1177

    3com switch 7750 series command reference guide – command index appendix a command indexx a-45.