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3Com 3C63400-3AC-C - PathBuilder S700 Switch Reference Manual

Manual is about: Reference Guide

Summary of 3C63400-3AC-C - PathBuilder S700 Switch

  • Page 1

    Http://www.3com.Com/ ¨ pathbuilder ® s700 wan access switch reference guide release 2.03 part no.3c64917 010-12197-0001 published november 1998.

  • Page 2

    3com corporation 5400 bayfront plaza santa clara, california 95052-8145 © 3com corporation, 1998. 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 permissi...

  • Page 3: Ontents

    C ontents w arning i nformation servicing ix rack mounting ix power and power cords ix emi x safety classification of ports for connection to telecommunications networks x s upplementary r egulatory i nformation host chassis/module compatibility and creepage/clearance requirements xi fcc part 68 sta...

  • Page 4

    Connecting an oc3/stm-1 uni module 26 connecting a ds1/e1 uni with ima module 27 connecting an ethernet module 28 connecting a dsx-1 cbr or e1 cbr module 30 connecting a qsim v.35/rs422/eia530 module 33 connecting a hsim module 44 connecting a ds1 frame access module 46 verifying cpu leds and connec...

  • Page 5

    Oc3/stm-1 uni module overview 80 ds1/e1 uni with ima module overview 80 application module overview 80 ethernet module overview 81 ethernet module standards support 81 ethernet module operation 81 dsx-1/e1 cbr module overview 82 dsx-1 cbr module 82 e1 cbr module 83 qsim/hsim/fam module overview 84 s...

  • Page 6

    Backing up the database 116 restoring the database 117 backing up the code image 117 restoring the code image 118 pathbuilder s700 configuration overview 118 configuring the pathbuilder s700 shelf and the application modules 119 setting application module status 120 configuring the shelf 120 setting...

  • Page 7

    Configuring qsim/hsim/fam cards 180 configuring virtual circuits 181 summary of supported vpi/vci ranges and number of connections 182 adding virtual circuits 183 configuring unicast virtual circuits 185 configuring multicast source virtual circuits 189 configuring multicast leaf virtual circuits 19...

  • Page 8

    Viewing oc3/stm-1 uni module statistics 230 viewing ds1 uni and e1 uni with ima module statistics 232 viewing ethernet module statistics 235 viewing dsx-1 and e1 cbr module statistics 237 viewing qsim/hsim/fam statistics 238 viewing virtual circuit statistics 241 viewing virtual circuit statistics b...

  • Page 9: Arning

    W arning i nformation this section contains warning information for ac powered systems. Servicing service of this unit is to be performed by qualified service personnel only. Service of certain components and subassemblies in this equipment is accomplished by the replacement of field replaceable uni...

  • Page 10

    X c hapter : w arning i nformation north american applications: use a ul listed and csa certified cord set rated 12 amps, consisting of a minimum 10 awg, type svt or sjt three conductor cord maximum of 15 feet in length, with a nema 5-15p plug. International applications: the power supply cords used...

  • Page 11: Upplementary

    S upplementary r egulatory i nformation this section provides information about host chassis/module compatibility and creepage/clearance requirements. It also describes the compliance of the pathbuilder s700 wan access switch (pathbuilder s700) with fcc and ce regulations. Host chassis/module compat...

  • Page 12

    Xii c hapter : s upplementary r egulatory i nformation clearance (distance x in the figure below) is defined as the shortest distance between two conductive parts, or between the conductive part and the bonding surface of the equipment, measured through air. Creepage (distance y in the figure below)...

  • Page 13

    Ce notice marking by the symbol ce indicates compliance of the equipment with the emc, telecom and low voltage directives of the european community. Such marking is indicative that this equipment meets or exceeds the following technical standards. En55022 —limits and methods of measurement of radio ...

  • Page 14

    Xiv c hapter : s upplementary r egulatory i nformation.

  • Page 15: Bout

    A bout this g uide about this guide provides an overview of this guide, describes guide conventions, tells you where to look for specific information and lists other publications that may be useful. Introduction this guide describes how to install and configure the pathbuilder s700 wan access switch...

  • Page 16

    2 a bout this g uide conventions table 2 and table 3 list conventions that are used throughout this guide. Table 2 notice icons icon notice type alerts you to... Information note important features or instructions caution risk of personal injury, system damage, or loss of data warning risk of severe...

  • Page 17

    Related documentation 3 related documentation in addition to this guide, the following documentation may help you use the pathbuilder s700. Pathbuilder s700 release notes —provides configuration help and information about new features and any known limitations and issues found in the release. Pathbu...

  • Page 18

    4 a bout this g uide.

  • Page 19: Ystem

    1 s ystem d escription this chapter describes the pathbuilder s700 wan access switch (pathbuilder s700), and lists pathbuilder s700 system specifications. It includes the following sections: n introducing the pathbuilder s700 n specifications n options and parts list introducing the pathbuilder s700...

  • Page 20

    6 c hapter 1: s ystem d escription the stx module provides the following features: n any-to-any port switching n virtual interfaces (vis); logical uni ports that provide traffic shaping profiles (127 total vis allowed: 24 per triple-slot bus (7-9, 10-12, 13-15, 16-18), 15 per slot for slots 5 and 6,...

  • Page 21

    Introducing the pathbuilder s700 7 because the stx module allows any-to-any port switching, there is no distinction between port and trunk modules for the pathbuilder s700. Thus, the slot assignments are as follows: n slot 1 contains the management cpu (mcpu). This slot is permanently allocated. The...

  • Page 22

    8 c hapter 1: s ystem d escription specifications table 4 lists complete specifications for the pathbuilder s700. These specifications are subject to change without notice. Table 4 pathbuilder s700 system specifications platform configuration 18 slots per shelf power supplies up to 6 required depend...

  • Page 23

    Specifications 9 snmp support get/set/trap rfc 1213 (mib ii) rfc 1406 (ds1/e1) rfc 1407 (ds3/e3) rfc 1493 (bridge mib) rfc 1643 (ethernet mib) rfc 1595 (sonet mib) atm forum ces mib enterprise specific mib statistics frames received, transmitted, and discarded (per port and per vc) standards complia...

  • Page 24

    10 c hapter 1: s ystem d escription oc3 uni single-mode multi-mode 300 laser (sdx1155) wavelength: 1261 nm-1360nm tx (min) = -15 dbm tx (max) = -8 dbm rx (min = -30 dbm rx (max) = -8 dbm reach: -15 km wavelength: 1261 nm-1360nm tx (min) = -15 dbm 1300 led (hfbr-5205) tx (min) = -19 dbm tx (max) = -1...

  • Page 25

    Specifications 11 timing srts, adaptive, loop, internal cell delay variation tolerance 24 msec (t1), 32 msec (e1) class of service cbr vpi/vci up to 192 per octal module up to 96 per quad module front panel leds power, in-service, fail, test, active port in-service, port alarm ethernet lan interface...

  • Page 26

    12 c hapter 1: s ystem d escription options and parts list table 5 lists available pathbuilder s700 options including spare/redundant shelves, port modules, trunk modules, system modules, and interface cables contact 3com or your var with the appropriate part number for ordering and pricing informat...

  • Page 27

    Options and parts list 13 optional and spare items 3c63111a-ac optional 110v/220v ac power supply 3c63111a-dc optional -48v dc power supply 3c63112 spare fan assembly 3c63113-bpm blank panel for module slots 3c63408 pathbuilder s700 mcpu system controller module 3c63416 pathbuilder s700 stx switchin...

  • Page 28

    14 c hapter 1: s ystem d escription.

  • Page 29: Nstallation

    2 i nstallation this chapter tells you how to mechanically and electrically install the pathbuilder s700 wan access switch (pathbuilder s700) in your network. It contains the following sections: n receiving and inspecting the pathbuilder s700 n installation overview n step 1: install the shelf in th...

  • Page 30

    16 c hapter 2: i nstallation figure 2 general installation procedure site requirements n be within the maximum distances to the port and trunk connections, as well as the nms terminal n have interconnect cabling and wiring ready and labeled n have a dedicated source of switched and fused ac power. N...

  • Page 31

    Step 2: connect ac or dc power 17 to install the unit in the rack using 19” or 23” mounting ears, follow these steps: 1 adjust the mounting ears, if necessary, for 19" or 23” installation. Figure 3 illustrates the dimensions for a rack-mount installation. Figure 3 rack mounting ear configurations 2 ...

  • Page 32

    18 c hapter 2: i nstallation 3com recommends that ac/dc power and office alarms be connected through a fuse and alarm panel mounted above the pathbuilder s700. The pathbuilder s700 supports six load-sharing power supplies and requires a minimum of three power supply modules for operation. Table 7 in...

  • Page 33

    Step 2: connect ac or dc power 19 figure 4 illustrates the location of the ac power plugs and switch on the rear of the unit. Figure 4 pathbuilder s700 ac power input tx rx tx rx tx rx tx rx ac power input ac switch.

  • Page 34

    20 c hapter 2: i nstallation figure 5 illustrates the location and pinouts for the dc connector block on the rear of the unit. Figure 5 pathbuilder s700 dc power input tx rx tx rx tx rx tx rx dc power input gnd Ð +.

  • Page 35

    Step 3: (if needed) install additional modules in the shelf 21 step 3: (if needed) install additional modules in the shelf the pathbuilder s700 ships with the factory-ordered modules installed. If you have ordered additional modules, install them as described in this section; otherwise, proceed to “...

  • Page 36

    22 c hapter 2: i nstallation step 4: connect i/o cabling and wiring this section tells you how to connect i/o cabling and wiring once the modules are installed in the shelf and describes the common and module-specific front panel leds. Figure 6 shows an example of a pathbuilder s700 configuration wi...

  • Page 37

    Step 4: connect i/o cabling and wiring 23 normal startup sequence all modules feature a set of common system leds on the top of the module. When you install and connect a module, the common led sequence shown in figure 7 occurs. The ethernet module, qsim, and hsim have only four common system leds. ...

  • Page 38

    24 c hapter 2: i nstallation figure 8 ds3/e3 uni module connection once you have connected the module, verify the front-panel indicator sequence illustrated in figure 9. The ds3 uni and e3 uni modules feature the following front panel indicators in addition to the common system leds: los (red) —powe...

  • Page 39

    Step 4: connect i/o cabling and wiring 25 figure 9 ds3/e3 uni module leds pathbuilder s700 power up 3. 1. 2. Diagnostic running power inservice fail test active los lof locd power on test complete good ds3 / e3 / oc3-stm-1 good atm cell delineation slot 1 slot 18.

  • Page 40

    26 c hapter 2: i nstallation connecting an oc3/stm-1 uni module connect the oc3/stm-1 uni module using the internal sc type connector. As shown in figure 10, the oc3-stm-1 uni module supports two types of fiber optic cable. N use multi-mode cable to generate uni traffic over a port interface. N use ...

  • Page 41

    Step 4: connect i/o cabling and wiring 27 connecting a ds1/e1 uni with ima module connect the ds1 uni with ima module or the e1 uni with ima module using the rj-48 connectors (with integrated csu for the ds1 module, with no csu for the e1 module), as shown in figure 11. The pathbuilder s700 supports...

  • Page 42

    28 c hapter 2: i nstallation figure 12 ds1/e1 uni leds n the green indicator light illuminates to show that the port is in service. N the red indicator light illuminates to show that the port is not in service. Connecting an ethernet module connect an ethernet module to the lan directly or through a...

  • Page 43

    Step 4: connect i/o cabling and wiring 29 figure 13 ethernet module connection once you have connected the module, verify the front panel indicator sequence. As shown in figure 14, the ethernet module has the following front panel indicators in addition to the common system leds. Tx port 1 (green) —...

  • Page 44

    30 c hapter 2: i nstallation figure 14 ethernet module leds connecting a dsx-1 cbr or e1 cbr module connect a dsx-1 cbr or e1 cbr module using the rj48 dsx-1 interface for t1/e1 traffic. Table 9 describes the dsx-1/e1 cbr connector pinouts. The pathbuilder s700 supports two models of dsx-1/e1 cbr mo...

  • Page 45

    Step 4: connect i/o cabling and wiring 31 if you are using a g703 coax physical connection to connect the e1 cbr line to the interface, you must use the e1 balun adapter (part number 3c63904) for proper impedance. The dsx-1 cbr module supports lbos (line build outs) to csu of up to 655 feet. You mus...

  • Page 46

    32 c hapter 2: i nstallation figure 16 dsx-1/e1 cbr module leds as shown above in figure 16, the dsx-1/e1 cbr module features eight pairs of port indicator leds (four pairs for four-port cbr modules) in addition to the common system front panel indicators—each pair corresponds to one of the ports on...

  • Page 47

    Step 4: connect i/o cabling and wiring 33 connecting a qsim v.35/rs422/eia530 module the qsim (quad serial interface module) provides the following cabling options: n dte/dce v.35 n dte/dce eia530 n dte/dce rs-422 n dte/dce x.21 to connect the qsim, attach the appropriate cable to one of the four po...

  • Page 48

    34 c hapter 2: i nstallation table 10 v.35 dte cable (60-pin male to 34-pin male; part # 3c63913) signal name pin # on 60 pin conn pin # on v.35 conn direction (for qsim) frame gnd 46 a circuit gnd 45 b rts 42 c out cts 35 d in dsr 34 e in dcd 33 f in dtr 43 h out ll (not used) 44 k out sd+ 18 p out...

  • Page 49

    Step 4: connect i/o cabling and wiring 35 table 11 v.35 dce cable pinouts (60-pin make to 34-pin female; part # 3c63914) signal name pin # on 60 pin conn pin # on v.35 conn direction (for qsim) frame gnd 46 a circuit gnd 45 b rts 35 c in cts 42 d out dsr 43 e out dcd 44 f out dtr 34 h in ll (not use...

  • Page 50

    36 c hapter 2: i nstallation table 12 rs-422/449 dte cable pinouts (60-pin male to rs-449 male; part # 3c63920) signal name pin # on 60 pin conn pin # on v.35 conn direction (for qsim) frame gnd 46 1 circuit gnd 15, 16, 45 19, 20, 37 rts 9, 10 7, 25 out cts 1, 2 9, 27 in dsr 3, 4 11, 29 in dcd (not ...

  • Page 51

    Step 4: connect i/o cabling and wiring 37 table 13 rs422/449 dce cable pinouts (60-pin make to rs-449 female; part # 3c63921) signal name pin # on 60 pin conn pin # on v.35 conn direction (for qsim) frame gnd 46 1 circuit gnd 15, 16, 30 19, 20, 37 rts 1, 2 7, 25 in cts 9, 10 9, 27 out dsr 7, 8 11, 2...

  • Page 52

    38 c hapter 2: i nstallation table 14 eia530 dte cable pinouts (60-pin male to eia530 male; part # 3c63923) signal name pin # on 60 pin conn pin # on v.35 conn direction (for qsim) frame gnd 46 1 circuit gnd 45 7 rts 9, 10 4, 19 out cts 1, 2 5, 13 in dsr 3, 4 6, 22 in dcd (not used, see dce cable) 5...

  • Page 53

    Step 4: connect i/o cabling and wiring 39 table 15 eia530 dce cable pinouts (60-pin male to eia530 female; part # 3c63922) signal name pin # on 60 pin conn pin # on v.35 conn direction (for qsim) frame gnd 46 1 circuit gnd 45 7 rts 1, 2 4, 19 in cts 9, 10 5, 13 out dsr 7, 8 6, 22 out dcd (not used, ...

  • Page 54

    40 c hapter 2: i nstallation table 16 hssi straight dte to dce cable (50-pin male to 50-pin male; part # 3c63912) signal name pin # on dce pin # on dte direction (for dte) circuit gnd 1, 7, 13, 19, 25, 26, 32, 38, 44, 50 1, 7, 13, 19, 25, 26, 32, 38, 44, 50 ta 8, 33 8,33 out ca 3, 28 3, 28 in la 10,...

  • Page 55

    Step 4: connect i/o cabling and wiring 41 table 17 x.21 dte cable (60 pin male to 15-pin male; part # 3c63924) signal name pin # on 60 pin conn pin # on db15 conn direction (for qsim) frame gnd 46 1 circuit gnd 15 8 rts 1, 2 3, 10 in cts 9, 10 5, 12 out dsr out dcd (in order to keep cable compatible...

  • Page 56

    42 c hapter 2: i nstallation table 18 x.21 dce cable pinouts (60-pin male to 15-pin female; part # 3c63925) signal name pin # on 60 pin conn pin # on db15 conn direction (for qsim) frame gnd 46 1 circuit gnd 15 8 rts 9, 10 3, 10 out cts 1, 2 5, 12 in dsr in dcd (not used, see dce cable note) in dtr ...

  • Page 57

    Step 4: connect i/o cabling and wiring 43 once you have connected the qsim, verify the front panel indicators. As shown in figure 18, in addition to the common system front panel indicators, each port has a pair of leds to the left of the port. Enbl —illuminates when the port is in service. Clk —ill...

  • Page 58

    44 c hapter 2: i nstallation connecting a hsim module connect a hsim module using a hssi scsi-ii 50-pin cable, as shown in figure 19. Figure 19 hsim connection pathbuilder s700 slot 1 slot 18 router hssi.

  • Page 59

    Step 4: connect i/o cabling and wiring 45 once you have connected the hsim module, verify the front panel indicators. As shown in figure 19, the hsim module has two front panel indicators in addition to the common system leds: inservice —indicates that the hsim card is active. Not used —indicates th...

  • Page 60

    46 c hapter 2: i nstallation connecting a ds1 frame access module connect a ds1 frame access module (fam) using up to eight rj48 interfaces for t1 traffic, as shown in figure 21. The pathbuilder s700 supports two models of ds1 fam modules: front-connecting modules, which you connect from the front o...

  • Page 61

    Step 4: connect i/o cabling and wiring 47 once you have connected the fam, verify the front panel indicator sequence illustrated in figure 22. Figure 22 fam leds the fam features eight pairs of port indicator leds in addition to the common system front panel indicators—each pair corresponds to one o...

  • Page 62

    48 c hapter 2: i nstallation you must verify the front panel indicator sequence illustrated in figure 23. Figure 23 management cpu leds and aco button the pathbuilder s700 supports both an audible and a visual alarm, but the aco extinguishes only the audible alarm. Connecting the office alarms as sh...

  • Page 63

    Step 4: connect i/o cabling and wiring 49 figure 24 pathbuilder s700 alarm connectors connecting the external alarm table 19 lists the pinouts for the external alarm connector. You can connect up to three alarms from outside equipment using the specified pairs of pins (pins 5 and 9 for alarm #1, pin...

  • Page 64

    50 c hapter 2: i nstallation connecting the visual alarm table 20 lists the pinouts for the visual alarm connector. Connect your alarm equipment to the appropriate pins, as determined by the type of alarm equipment you are using. For example, if the alarm equipment you are using requires an open sta...

  • Page 65

    Step 4: connect i/o cabling and wiring 51 verifying stx leds and connecting the optional bits clock the stx module requires no external connections, but you must verify the front panel indicator sequence illustrated in figure 25. Figure 25 stx module led power-up sequence connecting the optional bit...

  • Page 66

    52 c hapter 2: i nstallation figure 26 bits clock connection (stx module) table 22 and table 23 list the connector pinouts for the input and output connectors. Table 22 stx module bits clock input connector pinouts pin 1 receive tip pin 2 receive ring pin 3 nc pin 4 nc pin 5 nc pin 6 nc pin 7 nc pin...

  • Page 67

    Step 4: connect i/o cabling and wiring 53 to enable the bits clock, you must make the following jumper settings on the stx module: jp9 (1-5) jp9 (2-6) jp9 (3-9) jp9 (4-10) for information about how to select the bits clock as the source for system timing, see “managing the system clock” in chapter 5...

  • Page 68

    54 c hapter 2: i nstallation table 24 lists the connector pinouts for the telco connectors. Note the following as you use this table: n the notations a, b, and c indicate the slot. N a corresponds to the slot with the lowest number n b corresponds to the slot with the middle number n c corresponds t...

  • Page 69

    Step 5: connect a management terminal 55 step 5: connect a management terminal in order to configure application connections and an ip address for snmp support, you must connect a management terminal to the pathbuilder s700. To do this, you use the 10base t, rs-232, and slip ports on the rear of the...

  • Page 70

    56 c hapter 2: i nstallation after you have connected the network management terminal, perform initial configuration of the unit, as described in chapter 3..

  • Page 71: Etting

    3 g etting s tarted this chapter tells you how to log on to the pathbuilder s700 wan access switch (pathbuilder s700), how to use the pathbuilder s700 menus, and how to perform initial configuration using the nms menus. It contains the following sections: n logging on n using the menus n performing ...

  • Page 72

    58 c hapter 3: g etting s tarted the user interface is preserved on a vt100 terminal connected to the rs-232 (console) port on the management cpu in slot 1 of the pathbuilder s700. Set the terminal for the following: n 9600 baud n no parity n 8 data bits n 1 stop bit when the pathbuilder s700 is pow...

  • Page 73

    Using the menus 59 figure 31 pathbuilder s700 main menu use the options on the main menu as follows: n select [1] system administration to access common parameters. N select [2] configuration management to view or set configuration parameters. N select [3] fault management to view or acknowledge ala...

  • Page 74

    60 c hapter 3: g etting s tarted the auto logout feature automatically logs you out and returns you to the title screen if you do not press a key for a specified time (1 - 99 minutes). To set the autolog timeout, select [1] system administration from the main menu, then select [1] general system inf...

  • Page 75

    Performing initial configuration 61 figure 32 alarm indicator after you acknowledge the alarm, the alarm indicator is no longer highlighted, but the word “alarm” remains in the upper right corner of the screen to indicate that an alarm has been acknowledged. When the alarm is acknowledged and the co...

  • Page 76

    62 c hapter 3: g etting s tarted figure 33 system administration menu the following subsections provide instructions for performing the three initial configuration steps. See chapter 5 for instructions on configuring specific pathbuilder s700 modules. Setting up communication parameters in order for...

  • Page 77

    Performing initial configuration 63 once you have entered the ip address and snmp information for the pathbuilder s700 on the vt100 terminal, you can continue configuring the device on the local console, or you can configure the pathbuilder s700 through either the 10baset or the slip/ppp dialup port...

  • Page 78

    64 c hapter 3: g etting s tarted figure 36 local host ip configuration menu 2 select [1] ethernet port ip configuration to display the ethernet port ip configuration menu, shown in figure 37. Figure 37 ethernet port ip configuration menu 3 enter the following information (by selecting the appropriat...

  • Page 79

    Performing initial configuration 65 community name —enter “ 3com” (the community name applies to ethernet port ip configuration only.) figure 38 shows a sample pathbuilder s700 ip host setup. Figure 38 sample pathbuilder s700 ip host setup 4 select [4] previous menu to return to the local host ip co...

  • Page 80

    66 c hapter 3: g etting s tarted figure 39 slip port ip configuration menu 3 enter the following information (by selecting the appropriate options and responding to the prompts that appear at the bottom of the screen) to enable ip ethernet connectors: ip address —provided by the network administrato...

  • Page 81

    Performing initial configuration 67 figure 40 trap client configuration menu 2 select the number corresponding to the trap client you want to configure. Figure 41 shows the menu for configuring trap client 1. Figure 41 trap client 1 configuration menu 3 enter the following information (by selecting ...

  • Page 82

    68 c hapter 3: g etting s tarted configuring the default gateway the default gateway routes ip data to non-local networks (telnet sessions from different subnetworks). To configure the default gateway, follow these steps: 1 from the manage ip network configuration menu, select [3] default gateway co...

  • Page 83

    Performing initial configuration 69 to configure in-band management via the 10base-t port on the near-end mcpu card, follow these steps: if you use this method, you must use a new subnet with each pathbuilder s700 and a new static route for each new subnet on the management station or router. You ar...

  • Page 84

    70 c hapter 3: g etting s tarted in-band management via the near-end dual ethernet module to configure in-band management via the near-end pathbuilder s700 dual ethernet module, follow these steps: if you use this method, you can manage one pathbuilder s700 in a point-to-point configuration or as ma...

  • Page 85

    Performing initial configuration 71 setting passwords the default password for all three access levels is password . This password logs you on initially as a super user. For security reasons, you should change the super user, read-write, and read-only passwords as soon as possible. To set the super ...

  • Page 86

    72 c hapter 3: g etting s tarted the following prompt appears at the bottom of the screen: enter new password: 4 enter the new password. The password appears as asterisks on the screen as you enter it. Caution: be sure to record your new password and keep the record in a safe place. If you forget yo...

  • Page 87

    Performing initial configuration 73 1 from the super user privilege menu, shown earlier in figure 43, select [ 3] erase system database to open the erase system database menu. This menu displays the following warning and prompt: this action will cause a soft reset of the system. Do you want to erase...

  • Page 88

    74 c hapter 3: g etting s tarted.

  • Page 89: Ath

    4 p ath b uilder s700 m odule and a pplication o verview this chapter provides a brief overview of atm (asynchronous transfer mode) technology, describes the features and operation of each of the pathbuilder s700 wan access switch (pathbuilder s700) modules, and discusses applications supported by t...

  • Page 90

    76 c hapter 4: p ath b uilder s700 m odule and a pplication o verview figure 46 virtual circuit scheme each atm cell (a fixed-length unit of data over atm) is assigned to a virtual circuit by including the circuit's vpi/vci in the cell's header. This is then used to steer the cell through an atm uni...

  • Page 91

    System module overview 77 system module overview the pathbuilder s700 includes the following two system modules: n management central processing unit (mcpu) module n stx module management cpu module the mcpu module, located in slot 1 of the pathbuilder s700 shelf, performs all configuration, monitor...

  • Page 92

    78 c hapter 4: p ath b uilder s700 m odule and a pplication o verview snmp mib standards support table 25 lists the standards that are supported for the mibs. Stx module the stx module provides a switching matrix that supports sophisticated traffic management, priority queuing, and multicasting. It ...

  • Page 93

    Atm module overview 79 priority queuing the pathbuilder s700 with stx provides separate cell buffer queues per virtual interface. You can assign multiple vcs to each virtual interface and map them to the desired queue. The stx services the queues in order: queue 0, then queue 1, then queue 2 and que...

  • Page 94

    80 c hapter 4: p ath b uilder s700 m odule and a pplication o verview ds3 uni module overview the ds3 module is compatible with at&t publication 54014 specifications, uses the unchannelized format, and is compliant to m23 or the c-bit parity ansi-107a, 1991 specifications. It performs the following ...

  • Page 95

    Application module overview 81 ethernet module overview the ethernet module (dual ethernet) is a port or application module that takes legacy lan traffic across a wan atm network using the pathbuilder s700. This module is used to connect lan segments and bridge or ip forward traffic across the atm n...

  • Page 96

    82 c hapter 4: p ath b uilder s700 m odule and a pplication o verview figure 49 pathbuilder s700 ethernet block diagram the data is not moved or copied in memory from the time it is received till the time it is segmented. This guarantees maximum performance of the system. N on the opposite side, cel...

  • Page 97

    Application module overview 83 virtual channel connection (vcc). The vcc is established as a permanent virtual circuit (pvc) and mapped from the pathbuilder s700s atm port to either another pathbuilder wan access switch or an atm forum circuit emulation compliant device. The emulated circuit connect...

  • Page 98

    84 c hapter 4: p ath b uilder s700 m odule and a pplication o verview e1 cbr module standards support table 28 lists the standards supported by the e1 cbr module. Qsim/hsim/fam module overview the pathbuilder s700 supports three frame relay modules: qsim, hsim, and fam. These modules are port, or ap...

  • Page 99

    Supported applications 85 the traffic shapers work as follows: n the packet is segmented using a dual leaky buffer algorithm, whereby the cells are transmitted from each connection in the shaper at an average rate until the bucket of tokens fills up (a token is given to the connection at an average ...

  • Page 100

    86 c hapter 4: p ath b uilder s700 m odule and a pplication o verview timer expires. You can also use the user interface to add static forwarding addresses that the bridge will not delete after the aging timer expires. When the packet arrives, the bridge looks up the destination mac address to deter...

  • Page 101

    Supported applications 87 the example in figure 47 shows only one transmission path: the ds3 uni between the two pathbuilder s700s. As a result, cells leaving pathbuilder s700 a on vpi/vci 1/33 arrive at pathbuilder s700 b on vpi/vci 1/33. If the ds3 trunk were switched through a standard telephone ...

  • Page 102

    88 c hapter 4: p ath b uilder s700 m odule and a pplication o verview the cells are assigned to a virtual circuit defined between the incoming and outgoing ports based on the destination address of the original packet. A 5-byte header containing the virtual circuit assignment along with other inform...

  • Page 103

    Supported applications 89 spanning tree operation the spanning tree operates as follows: for more detailed information about how the spanning tree operates, see ieee802.1d. N an stap module runs as a task on the management card. This task is responsible for maintaining all data structures for spanni...

  • Page 104

    90 c hapter 4: p ath b uilder s700 m odule and a pplication o verview cbr application the cbr module consists of 4 or 8 dsx-1/e1 interfaces capable of accepting superframe or extended superframe ds1 inputs. The ds1 signal is then mapped over a constant bit rate (cbr) virtual channel. Encapsulation o...

  • Page 105

    Supported applications 91 figure 53 integrated pathbuilder s700 application drop-and-insert ds0 channels can also be allowed to transit the entire path. This provides ds0 to ds0 connectivity between end locations. Structured ds0s can be groomed to be combined through an atm network allowing end to e...

  • Page 106

    92 c hapter 4: p ath b uilder s700 m odule and a pplication o verview ds0 signaling and dynamic bandwidth allocation structured ds0s provide channel associated signaling (cas) by providing a path for ds0 abcd bits. See figure 55. Channel associated signalling allows telephone supervision to be signa...

  • Page 107

    Supported applications 93 the pathbuilder s700 software can also monitor a full 8-bit pattern on a ds0 to determine circuit activity. This is the basis for the two supported types of dynamic bandwidth allocation (dba): n structured voice dba n structured data dba structured voice dba when a cbr port...

  • Page 108

    94 c hapter 4: p ath b uilder s700 m odule and a pplication o verview figure 57 ds1 unstructured tunneling use unstructured services when ds0 midspan access is not required and end to end ds1 service is required, for example to provide csu or dsu end to end connectivity. The encapsulation of unstruc...

  • Page 109

    Supported applications 95 structured versus unstructured summary use table 30 to select whether to use structured or unstructured ds1 cbr. Figure 59 depicts the effects of structured versus unstructured service on the ds1/e1 framing. Figure 59 structured versus unstructured effects on transit ds1 et...

  • Page 110

    96 c hapter 4: p ath b uilder s700 m odule and a pplication o verview figure 60 typical pathbuilder s700 configuration lan 1 lan 2 lan 3 pathbuilder s700 #1 ds3 uni 1 pathbuilder s700 #2 pathbuilder s700 #3 atm switched network port p2 port p3 port p1 ds3 uni 2 ds3 uni 3 unstructured input ds1 tunne...

  • Page 111

    Supported applications 97 figure 61 shows three pathbuilder s700s connected through a carrier atm network or a private switch. The atm switch or network should be configured with permanent virtual circuits (pvcs) connecting one lan or ds1 port on one pathbuilder s700 to another port on another pathb...

  • Page 112

    98 c hapter 4: p ath b uilder s700 m odule and a pplication o verview once you have entered all pvcs, the bridge learns the network addresses for the local and remote sites and starts bridging packets to the correct destination by segmenting the packets into cells which are destined to a remote path...

  • Page 113

    Supported applications 99 frame application the qsim/hsim/fam modules support 3 modes of frame to cell transit services: n dxi mode 1a n frame relay forum specification 5 and 8; service and network interworking n hdlc/sdlc each service is designed to support a different type of user application. How...

  • Page 114

    100 c hapter 4: p ath b uilder s700 m odule and a pplication o verview figure 65 shows the application for dxi. Figure 65 dxi application dxi mode 1a is designed to allow legacy routers to utilize frame based transmission to transit an atm network to the dxi mode 1a device (pathbuilder s700 qsim/hsi...

  • Page 115

    Supported applications 101 figure 67 dce allows dte to participate in atm network through atm dxi dxi protocol defines an open interface between brouter and data service unit. The data service unit off-loads cell encapsulation services from the brouter. This allows your current brouter to support at...

  • Page 116

    102 c hapter 4: p ath b uilder s700 m odule and a pplication o verview frame relay interworking functions the pathbuilder s700 provides two functions to interconnect a frame relay network with an atm network: n service interworking n network interworking these interworking features are described in ...

  • Page 117

    Supported applications 103 you can configure each port on a qsim, hsim, or fam module independently to provide this type of service, and the pathbuilder s700 will perform the following functions: n q.922 frame to atm aal 5 pdu translation and vice versa n frame pvc management n traffic management n ...

  • Page 118

    104 c hapter 4: p ath b uilder s700 m odule and a pplication o verview you can use the sdlc service for: n ibm fid2 3270 sna peripheral n ibm fid4 372x sna backbone n other sdlc user figure 71 shows hdlc/sdlc applications. Nrzi should be disabled on the fep (i.E. Ibm 3745). Nrzi is commonly used whe...

  • Page 119: Onfiguring

    5 c onfiguring p ath b uilder s700 m odules , p orts , and a pplications this chapter tells you how to configure the modules, circuits, and related applications supported by the pathbuilder s700 wan access switch (pathbuilder s700) so that the device can pass traffic. It contains the following secti...

  • Page 120

    106 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications figure 72 system administration menu specifying general system information general system information includes the following: shelf name —change the name of the node. Customer name —change or enter the customer na...

  • Page 121

    Viewing and configuring system information 107 figure 73 general system information menu managing the system clock you can manage the system clock for the pathbuilder s700 in the following ways: n specify the clock sources to be used for system timing. You can set up to eight priority clock sources,...

  • Page 122

    108 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications 2 specify the clock sources to be used for system timing. A from the system clock configuration menu select: [3] set priorityclock 1 to open the priority clock configuration menu, shown in figure 75. Figure 75 pri...

  • Page 123

    Viewing and configuring system information 109 figure 76 cbr reference clock selection menu e select the option corresponding to the card and slot number you want to designate as the clock source to open the reference clock port selection menu. This menu lists all the in service ports on the selecte...

  • Page 124

    110 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications alarm conditions that cause clock source failure table 31 lists the alarms conditions that cause different cards to fail as clock sources. Viewing and configuring rs-232 parameters the management cpu module has tw...

  • Page 125

    Viewing and configuring system information 111 figure 77 rs-232 port #2 configuration menu 2 change any of the following parameters as desired: baud rate — 300 , 1200 , 2400 , 4800 , 9600 , 19200 , or 38400 parity — one , even , or odd data bits — 7 or 8 stop bits — 1 or 2 when you make a change to ...

  • Page 126

    112 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications figure 78 report firmware version screen the report firmware version screen displays the following information about both the active firmware (the firmware currently being used by the mcpu) and the standby firmwar...

  • Page 127

    Viewing and configuring system information 113 downloading firmware via the ethernet port to download new firmware using tftp, via a telnet session over the ethernet port, follow these steps: be sure to log in via telnet. If you log in at a serial port, the download sequence will attempt an xmodem p...

  • Page 128

    114 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications bank and download new firmware into standby bank. Prompts advise you of the progress of the download. The typical download time at 9600 baud is more than 30 minutes. 5 from the system administration menu, select [...

  • Page 129

    Viewing and configuring system information 115 2 enter y to update the flash file system. The user configuration data is automatically saved into flash memory every minute. I there is a system failure (a power failure, for example), any changes that you make during the auto-saving interval will be l...

  • Page 130

    116 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications slot numbers 2 and 4 are unused in this release. These slots are reserved for redundant mcpu and stx modules, which will be supported in subsequent releases. Card-type —the card type: shelf, mcpu, stx, ds1 uni (4)...

  • Page 131

    Viewing and configuring system information 117 restoring the database to restore the database, follow these steps: you must have read/write access on the node to perform the restore operation. 1 move to the directory you created earlier, in step 5 under “backing up the database”. This directory shou...

  • Page 132

    118 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications it is not necessary to rename the file image to bootmgmt.Abs , but renaming the file image makes the restore seem the same as a code download. 6 exit ftp by entering: bye restoring the code image to restore the co...

  • Page 133

    Configuring the pathbuilder s700 shelf and the application modules 119 figure 80 configuration management menu the options on the configuration management menu correspond to the major steps involved in configuring the pathbuilder s700: n configuring application modules n setting up virtual circuits ...

  • Page 134

    120 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications the list card menu lists the pathbuilder s700 shelf and all the modules installed in the shelf. The numbers correspond to the slot numbers. For each slot number, the list card menu displays: config card type —the ...

  • Page 135

    Configuring the shelf 121 to display the shelf configuration menu, select [0] shelf from the list card menu. Figure 82 shelf configuration menu the shelf configuration menu displays the following information about the shelf: n hardware revision n serial number n power supply status (in service or ou...

  • Page 136

    122 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications configuring the management cpu configuring the management cpu involves the following tasks: n viewing the current configuration for the cpu module n configuring virtual interfaces n configuring shapers the mcpu co...

  • Page 137

    Configuring virtual interfaces 123 n for the mcpu module (slot 1), you can configure one vi. N for modules installed in slots 5 and 6, you can configure up to 15 vis per module. N for modules installed in slots 7-18, you can configure up to 24 vis per bus. Each bus supports three slots (7-9, 10-12, ...

  • Page 138

    124 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications figure 85 add virtual interface menu—selecting the shaper rate unit 4 enter 1 to configure the shapers in cps or 2 to configure the shapers in mbps. Then press enter to open the add virtual interface configuration...

  • Page 139

    Configuring virtual interfaces 125 viewing and/or modifying existing virtual interfaces once a virtual interface has been established, you can modify the values for shaper rate or description . To view and/or modify an existing virtual interface, follow these steps: 1 from the list card menu, enter ...

  • Page 140

    126 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications deleting virtual interfaces to delete a virtual interface, follow these steps: 1 from the list card menu, enter the slot number corresponding to the card for which you want to delete a virtual interface. The confi...

  • Page 141

    Configuring the stx module 127 figure 88 input shaper screen 3 to enter a new shaper value, use the arrow keys on your keyboard to move to the cell in the shaper table that you want to change. N to set a new sustainable cell rate or peak cell rate shaper, enter the new value in the bits/second (bps)...

  • Page 142

    128 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications figure 89 stx module configuration menu 2 select the appropriate numbers and enter the desired congestion on and congestion off thresholds for the priority queues you want to configure. The ranges are 51%-100% for...

  • Page 143

    Configuring oc3/stm-1 uni modules 129 figure 90 oc3/stm-1 uni configuration menu 2 configure the oc3/stm-1 card. A select [1] card information to display the oc3/stm-1 uni card configuration menu, shown in figure 91. This menu displays the current configuration for the oc3/stm-1 uni module and provi...

  • Page 144

    130 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications cells. It is a technique used to avoid certain transmission equipment behaviors (for example, erroneous alarm conditions) that are caused by sensitivity to certain bit patterns in the atm payload. You must match t...

  • Page 145

    Configuring ds3 uni modules 131 figure 92 ds3 uni configuration menu 2 configure the ds3 card. A select [1] card information to display the ds3 uni card configuration menu, shown in figure 93. The ds3 card configuration menu displays the current configuration for the ds3 module and provides options ...

  • Page 146

    132 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications use of overhead bits for administration and maintenance allows the service provider more visibility in isolating any issues with the physical line connections through the wan. You must match this setting at the tw...

  • Page 147

    Configuring e3 uni modules 133 stx timing source —the timing sent to the stx card: plcp clock or ds3 rx clock . This is the clock the system will use if you select the ds3 card as the timing source from the priority clock configuration menu, shown earlier in figure 75, number of vpi for vcc —the num...

  • Page 148

    134 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications figure 94 e3 uni card configuration menu e3 timing source —the timing source for the e3 transmit clock: system or loop . If you set the e3 timing source to system at one end of the e3 trunk, you must set it to loo...

  • Page 149

    Configuring ds1 uni or e1 uni with ima modules 135 configuring ds1/e1 uni ports to configure individual ds1/e1 uni ports, follow these steps: 1 from the list card menu, shown earlier in figure 81, select the number corresponding to the slot in which the ds1 uni or e1 uni card is installed to open th...

  • Page 150

    136 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications figure 97 shows the e1 uni port configuration menu. The ds1 uni configuration menu is similar. These menus display the current configuration for the selected ds1 uni or e1 uni port and provide options for changing...

  • Page 151

    Configuring ds1 uni or e1 uni with ima modules 137 framing —the type of frame organization configured for the t1 port interface: d4 or esf for ds1. Set this parameter to match the service provider or device connection framing. For e1, framing is a read-only parameter and is always set to multi-frame...

  • Page 152

    138 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications group —the number of the group to which the ports belong. Admin. Status —administrative status: out of service or in service . Operation status —operation status: response or no response . 5 select [13] previous m...

  • Page 153

    Configuring ds1 uni or e1 uni with ima modules 139 figure 99 group menu 4 select [2] add group to display the add group menu, shown in figure 100. Figure 100 add group menu (selecting group type) 5 enter [1] uni . The add group menu appears as shown in figure 101..

  • Page 154

    140 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications figure 101 add group menu (adding uni group) 6 select [1] set admin. Port(s) . The following prompt appears at the bottom of the screen: enter admin port(s) (1..4): 7 enter the port number(s) of the t1/e1 port(s) ...

  • Page 155

    Configuring ds1 uni or e1 uni with ima modules 141 figure 102 add group menu (adding ima group) 6 select [1] set admin. Port(s) . The following prompt appears: enter admin port(s) (1..4): 7 enter the port numbers for the ds1/e1 ports you want to include in the group. You can use a hyphen to indicate...

  • Page 156

    142 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications viewing and modifying ima and uni groups once you have added a group, you use the list/modify group menu to view and modify group configuration parameters. To view and/or modify an existing group, follow these ste...

  • Page 157

    Configuring ds1 uni or e1 uni with ima modules 143 3 select [1] group configuration to display the list/modify group menu. Figure 105 shows the e1 uni list/modify group menu. The ds1 uni menu is the same. Figure 105 uni list/modify group 4 if the admin. Status of the group is in service , select [10...

  • Page 158

    144 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications 3 from the group menu, select [3] delete group . The delete group selection menu appears, as shown in figure 106. Figure 106 delete group selection menu 4 enter the number corresponding to the group you want to de...

  • Page 159

    Configuring ds1 uni or e1 uni with ima modules 145 viewing ima link status to view ima link status for a selected ds1 or e1 port, follow these steps: 1 from the list card menu, shown earlier in figure 81, select the number corresponding to the slot in which the ds1 uni or e1 uni card is installed to...

  • Page 160

    146 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications the ima link status screen lists the following information pertaining to the ima status of an individual link in an ima group. Ne tx state —near-end transmit state in the interworking link state machine. Table 34 ...

  • Page 161

    Configuring ds1 uni or e1 uni with ima modules 147 rx test pattern —the received test pattern received: 0-254; 255 indicates that no pattern has been received. Test procedure —the status of the test procedure: disabled , operating , or link failed. Viewing ima group status to view ima status for a s...

  • Page 162

    148 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications figure 111 ima group status screen the ima group status screen lists the following information pertaining to the ima status of the group as a whole. Operation port(s) —the port numbers of the active links in the g...

  • Page 163

    Configuring ds1 uni or e1 uni with ima modules 149 fe tx clocking —far-end transmit clocking mode: common or independent. Tx timing ref. Link —the near end transmitting timing reference port for cell clock recovery: 1 to n . Rx timing ref. Link —the near end received timing reference port for cell c...

  • Page 164

    150 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications rx avable cell rate (cps) —the available cell rate for active rx links in this group: 0-28,728 cps for ds1, m=128; 0-35,920 cps for e1, m=128. The available cell rate indicates how much bandwidth can be carried ac...

  • Page 165

    Configuring ethernet modules 151 configuring ethernet modules configuring an ethernet module involves the following tasks: n configuring the ethernet ports, card, shapers, and virtual interfaces n configuring the bridge configuring ethernet ports, cards, shapers and virtual interfaces to configure e...

  • Page 166

    152 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications figure 114 ethernet port configuration menu b select [1] set admin. Status and enter [2] to put the ethernet port into service or [1] to take it out of service. C repeat steps a and b, selecting [2] port 2 in step...

  • Page 167

    Configuring ethernet modules 153 4 configure input shapers for the ethernet card. A from the ethernet configuration menu, select [4] shaper configuration to display the ethernet shapers screen. This screen is the same as the mcpu input shapers screen, shown earlier in this chapter in figure 88. B to...

  • Page 168

    154 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications 2 from the manage bridge menu, select [1] bridge configuration to display the bridge configuration menu, shown in figure 117. The current aging timer setting is displayed below the menu title (3 minutes in the sam...

  • Page 169

    Configuring ethernet modules 155 from the bridge menu, you can: n configure source protocol filtering, source address filtering, and destination address filtering. N display the forwarding table for the bridge. N construct a static table (a table of source/destination pairs which you do not want to ...

  • Page 170

    156 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications for example, if you want to configure an ip filter, select [1] set filter ip . The following prompt appears at the bottom of the screen: enter filter ip (1=no, 2=yes): enter 2 to configure an ip filter; the bridge...

  • Page 171

    Configuring ethernet modules 157 to configure source address filtering, follow these steps: 1 from the bridge menu, select [3] source address filtering to display the source address filter menu, shown in figure 121. Figure 121 source address filter menu 2 select [2] add source filter address . The a...

  • Page 172

    158 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications configuring destination address filtering destination address filtering prevents lan packets with destination addresses specified in the filter from being sent to the wan. You can use destination address filtering...

  • Page 173

    Configuring ethernet modules 159 7 select [4] set destination address filter. The following prompt appears at the bottom of the screen: enter destination address filter (1=disable, 2=enable) 8 enter 2 to enable the destination address filter. Viewing the list forwarding table the list forwarding tab...

  • Page 174

    160 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications location —one of the following two types of entries: enet —ethernet slot and port number. This type of entry is displayed when the mac address is reached through that port. Vc —the card type, slot and port number,...

  • Page 175

    Configuring ethernet modules 161 4 enter y or n . N if you enter y , a screen appears with a list of existing virtual circuits. Enter the number corresponding to the virtual circuit to which you want to attach the destination mac address. N if you enter n , the mac address will be associated with th...

  • Page 176

    162 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications to configure ip over atm for an ethernet port, follow these steps: 1 access the ip over atm menu for the ethernet port for which you want to configure ip over atm. A from the main menu, select [2] configuration ma...

  • Page 177

    Configuring ethernet modules 163 figure 127 ip over atm setup screen b press any key to return to the ip over atm menu. 3 view the virtual circuit that is currently specified to pass the ip traffic over the atm network. A select [4] specify virtual circuit to display the specify virtual circuit menu...

  • Page 178

    164 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications 4 specify a new virtual circuit to pass the ip traffic over the atm network (if desired). A from the specify virtual circuit menu, shown earlier in figure 128, press [s] to display a screen similar to the one show...

  • Page 179

    Configuring ethernet modules 165 b set the following parameters: ip address —the ip address of the lan router that will pass the ip traffic across the atm network. Subnet mask —the subnet mask of the lan router that will pass the ip traffic across the atm network. C select [3] previous menu to retur...

  • Page 180

    166 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications configuring dsx-1 cbr or e1 cbr modules the pathbuilder s700 supports both a dsx-1 cbr module and a e1 cbr module. The configuration procedure is the same for both modules, but different parameters are available o...

  • Page 181

    Configuring dsx-1 cbr or e1 cbr modules 167 to configure a dsx-1 cbr or e1 cbr module, follow these steps: 1 from the list card menu, select the number corresponding to the slot in which the cbr module is installed. The cbr configuration port/card selection menu appears, as shown in figure 132. Figu...

  • Page 182

    168 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications a from the cbr configuration menu, select the number corresponding to the cbr port you want to configure to display the cbr dsx or cbr e1 port configuration menu for that port. The options available on this menu v...

  • Page 183

    Configuring dsx-1 cbr or e1 cbr modules 169 figure 136 cbr dsx port configuration menu (structured data port) b set the following port configuration parameters, as desired. Dso channels are not configurable from the cbr port configuration menu. You can assign dso channels in structured voice or stru...

  • Page 184

    170 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications bandwidth usage will be more efficient if traffic from t1 with isdn pri and e1 with common channel signaling (ccs) is carried on ports configured as structured data . This is because when a cbr port is configured ...

  • Page 185

    Configuring dsx-1 cbr or e1 cbr modules 171 adaptive (unstructured ports only)—a non-required network-wide synchronization technique used to regenerate the input service clock. Adaptive timing uses a buffer depth indicator at the receiver to adjust the line rate: the fuller the buffer, the faster th...

  • Page 186

    172 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications c return to the cbr configuration menu. D repeat steps a and b for the other dsx-1 cbr or e1 cbr ports you want to configure. E return to the cbr configuration menu. 4 configure virtual interfaces for the cbr card...

  • Page 187

    Configuring qsim/hsim/fam modules 173 figure 138 qsim configuration menu 2 enter the number corresponding to the port you want to configure: 1-8 for the qsim; 1 for the hsim; and 1-8 for the fam. The qsim, hsim, or fam port configuration selection menu appears. This menu provides options that allow ...

  • Page 188

    174 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications figure 140 qsim port configuration menu (dxi port) 4 change the following parameters, as desired: link type —the input/output protocol for encapsulation and sar to aals conversion. Dxi— atm dxi mode 1a hdlc/sdlc —...

  • Page 189

    Configuring qsim/hsim/fam modules 175 system —configures the ds1 fam module to use the internal clock as the timing source. Loop —configures the ds1 fam module to use the input port rx clock as the timing source; timing is received from the service “loop.” select loop if the ds1 uni module is used f...

  • Page 190

    176 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications qsim/hsim/fam performance at small frame sizes note that this section pertains to qsim, hsim, and fam performance with traffic running at small frame sizes. Table 37, table 38, and table 39 describe the configurat...

  • Page 191

    Configuring qsim/hsim/fam modules 177 table 38 hsim performance at small frame sizes clk rate (mhz) frame size (byte) data rate for port (mbps) max.Packet rate for port (pps) number of loops packet rate for card (duplex) (pps) 1 64 1 1938 1 3876 64 1 1938 2 7752 64 1 1938 3 11628 64 1 1938 4 15504 6...

  • Page 192

    178 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications configuring the qsim/hsim/fam local management interface to configure the qsim/hsim/fam local management interface (lmi), follow these steps: lmi configuration applies only to frame relay ports. The lmi configurat...

  • Page 193

    Configuring qsim/hsim/fam modules 179 figure 141 qsim lmi configuration menu 4 change the following parameters, as desired: protocol —the protocol specified for the status enquiry procedure: none , q.933a , or t1.617d . Procedure —specifies whether the pathbuilder s700 will be designated as the user...

  • Page 194

    180 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications user error threshold (n392) / user me count (n393) —these parameters are related. The user me (monitored event) count is the threshold period that you set to determine a service-affecting condition. The unit monit...

  • Page 195

    Configuring virtual circuits 181 c if the admin status of the card is in service , select [1] set admin. Status and enter [1] to take the serial card out of service. You must take the card out of service before you can change any configuration settings. D set the following parameter as desired: max....

  • Page 196

    182 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications n you define a vpc at the connecting units by assigning it a virtual path identifier (vpi) for each direction of transmission. N you define a vcc at the connecting units by assigning it a virtual path identifier (...

  • Page 197

    Configuring virtual circuits 183 n for specific information about the number of connections supported for each card, please see the pathbuilder s700 atm wan access switch release notes . Adding virtual circuits to define a new virtual circuit, follow these steps: 1 from the configuration management ...

  • Page 198

    184 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications figure 145 initial add virtual circuit screen 3 enter a description for the virtual circuit you are defining. After you enter a description, you are prompted to specify the circuit type, as shown in figure 146. Fi...

  • Page 199

    Configuring virtual circuits 185 configuring unicast virtual circuits to configure a unicast circuit, enter a circuit description, as described under “adding virtual circuits” earlier in this section, then follow these steps from the add virtual circuit screen shown in figure 146: 1 enter 1 to speci...

  • Page 200

    186 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications figure 148 add virtual circuit screen—specifying the slot # for side a 3 enter the slot number for the card that you want to define as side a of the virtual circuit. For example, from the add virtual circuit scree...

  • Page 201

    Configuring virtual circuits 187 figure 149 add virtual circuit screen—entering the first vc parameter for side a 4 follow the prompts that appear at the bottom of the screen, pressing [enter] after each entry. Default values are listed in square brackets ([ ]) at the end of each prompt. Your settin...

  • Page 202

    188 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications figure 150 add virtual circuit screen—selecting the card for side b of the circuit 5 for side b of the circuit, select the slot number corresponding to the module through which you are connected to the network. Af...

  • Page 203

    Configuring virtual circuits 189 configuring multicast source virtual circuits to configure a multicast source circuit, enter a circuit description, as described under “adding virtual circuits” earlier in this section, then follow these steps from the add virtual circuit screen shown in figure 146: ...

  • Page 204

    190 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications figure 152 completed multicast source virtual circuit configuring multicast leaf virtual circuits to configure a multicast source circuit, enter a circuit description, as described under “adding virtual circuits” ...

  • Page 205

    Configuring virtual circuits 191 4 follow the prompts that appear at the bottom of the screen, pressing [enter] after each entry. Default values are listed in square brackets ([ ]) at the end of each prompt. Your settings are added to the list of parameters at the top of the screen as you enter them...

  • Page 206

    192 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications common virtual circuit parameters the following virtual circuit parameters are available for most pathbuilder s700 cards: for descriptions of the virtual circuit parameters for the mcpu card, see “configuring in-b...

  • Page 207

    Configuring virtual circuits 193 atm module virtual circuit parameters the following virtual circuit parameters are specific to e3 uni, ds3 uni, oc3/stm-1 uni, ds1 uni with ima, and e1 uni with ima cards. Group —the ima group number (if applicable). Receive vpi —the vpi of cells received. Receive vc...

  • Page 208

    194 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications onhook detection —enables or disables on-hook detection. When you enable on-hook detection, bandwidth is automatically reallocated based on detection of an on-hook condition, as specified by the signaling type. Si...

  • Page 209

    Configuring virtual circuits 195 setting up a pri pbx tie line pri signaling is a type of ccs (common channel signaling) in which one channel (24) is used to signal for the other channels (1-23). This is in contrast to cas (channel associated signaling) in which signaling is done on all channels. Yo...

  • Page 210

    196 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications figure 154 frf.8 transparent encapsulation mode translation —used in cases when you have atm devices that do not support 1490 as a protocol across their atm trunks; for example, when you have an pathbuilder s700 t...

  • Page 211

    Configuring virtual circuits 197 the following settings are available for service interworking mode: direct —mode 1 mapping; matches de value to clp value. When the serial port is in this mode, it does not translate frame relay (nlpid) encapsulation, rather it sends it straight through the atm netwo...

  • Page 212

    198 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications always-1 —mode 2 mapping, with the de field mapped to a constant value of 1. Mode 2 is an operational method for indicating data congestion to either the atm or frame relay network. Mode 2 allows for translation b...

  • Page 213

    Configuring virtual circuits 199 (dfa) vci —the virtual channel indicator (vci) number corresponding to the dfa field: 0...63 . This parameter defines the selected vpi for mapping to/from the port card (router) to the trunk. (dfa) vci range —the dxi virtual channel indicator range: 1...64 . If you s...

  • Page 214

    200 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications figure 156 list virtual circuit summary screen the list virtual circuit summary screen shows a summary of all virtual circuits, with a virtual circuit number (vc#) assigned to each. It displays the following infor...

  • Page 215

    Configuring virtual circuits 201 figure 157 list virtual circuit detail screen - e1 uni figure 158 list virtual circuit detail screen - cbr viewing virtual circuits by port or group to view a summary of existing virtual circuits for a selected port or group, follow these steps: 1 from the configurat...

  • Page 216

    202 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications figure 159 access vcs by port/group selection menu 3 enter the number corresponding to the port or group for which you want to view virtual circuits to open the access virtual circuits by port/group screen, shown ...

  • Page 217

    Configuring virtual circuits 203 modifying virtual circuits to modify an existing virtual circuit, follow these steps: 1 from the virtual circuit menu, select [3] modify virtual circuit to open the modify virtual circuit menu, shown in figure 161. This menu displays a list of existing virtual circui...

  • Page 218

    204 c hapter 5: c onfiguring p ath b uilder s700 m odules , p orts , and a pplications deleting virtual circuits to delete an existing virtual circuit, follow these steps: 1 from the virtual circuit menu, select [4] delete virtual circuit . The delete virtual circuit screen appears. This screen disp...

  • Page 219: Ath

    6 p ath b uilder s700 d iagnostics and p erformance m onitoring this chapter tells you how to access and manage the alarms supported by the pathbuilder s700 wan access switch (pathbuilder s700), how to set loopbacks, and how to view performance statistics. The chapter also lists the supported alarms...

  • Page 220

    206 c hapter 6: p ath b uilder s700 d iagnostics and p erformance m onitoring figure 163 fault management menu 2 select [1] display current alarms to view the display current alarm screen, shown in figure 164. Figure 164 display current alarm screen to clear the current alarms, follow these steps: 1...

  • Page 221

    Managing system alarms 207 pathbuilder s700 alarm messages this section lists the alarm messages, meanings of the alarm messages, and troubleshooting tips for the major errors reported from each of the pathbuilder s700 interfaces. It contains the following subsections: n mcpu and stx module (system)...

  • Page 222

    208 c hapter 6: p ath b uilder s700 d iagnostics and p erformance m onitoring card config failed cannot upload configuration data to a card. Information only. Could indicate a potential problem. You may need to reset the card. Card initialized. Card initialized. Information only. Card not installed ...

  • Page 223

    Managing system alarms 209 new card configured configuration data for a new card is uploaded. Information only. The card was not stored in the database. No upload image found cannot find card image to upload. Bad code image. (stx) download a new code image. Pwr supply 1 absent power supply #1 is mis...

  • Page 224

    210 c hapter 6: p ath b uilder s700 d iagnostics and p erformance m onitoring relay power fuse failed fuse for external alarm relay is blown, preventing external alarms from being generated. Replace the module, or operate with no external alarm capability. Sar initialize failure problem with the sar...

  • Page 225

    Managing system alarms 211 alarms common to several modules table 42 describes major alarms common to several pathbuilder s700 modules. Table 42 alarms common to several modules alarm meaning troubleshooting steps alarm indication signal(ais) an incoming alarm indication signal (ais) indicates a los...

  • Page 226

    212 c hapter 6: p ath b uilder s700 d iagnostics and p erformance m onitoring loss of signal(los) cannot detect a signal at a configured port. This alarm is applicable to ds3 uni, e3 uni, oc3/stm-1 uni, ds1 ima uni, and e1 ima uni ports. Check the cable between the interface port and the service pro...

  • Page 227

    Managing system alarms 213 ds1/e1 uni module alarms table 43 describes the alarms specific to the ds1 uni and e1 uni modules. Atm forum required alarms are indicated by the notation atm forum (r-xxx) , where xxx is the required alarm number. Table 43 ds1/e1 uni module alarms alarm meaning troublesho...

  • Page 228

    214 c hapter 6: p ath b uilder s700 d iagnostics and p erformance m onitoring bad scci (3com patent pending) status and change control indication – the content of the icp cells has changed. The far end icp cell scci in this link does not agree with the scci of the other links in the group. Check the...

  • Page 229

    Managing system alarms 215 group [n] dup. Ima id the same group ima id has been received on links belonging to different ima groups in the same card. Correct link or group configuration. Group [n] fe abort symmetry the far end rejects the symmetry sent by the near end. Check and correct near end sym...

  • Page 230

    216 c hapter 6: p ath b uilder s700 d iagnostics and p erformance m onitoring group [n] multi ima id different group ima id received on different links in an ima group. Correct link connections and/or ima group configuration. Group [n] multi test atm forum (r-138) different test procedure request fr...

  • Page 231

    Managing system alarms 217 port missing icp cells two consecutive icp cells missing from the ima frame. See also loss of ima frame (lif) . This is a specific cause of that alarm and will also be reported. Rfi ima atm forum (r-121) remote failure indication: far end ima rx networking link state machi...

  • Page 232

    218 c hapter 6: p ath b uilder s700 d iagnostics and p erformance m onitoring dsx-1/e1 cbr module alarms table 44 describes the alarms specific to dsx-1 and e1 cbr modules. . Table 44 dsx-1/e1 cbr module alarms alarm meaning troubleshooting steps cellbus parity parity error on cells received from ce...

  • Page 233

    Managing system alarms 219 qsim/fam alarms table 45 describes the alarms specific to qsims and fams working with history alarms the pathbuilder s700 captures all alarms and information events and keeps them in an alarm history file. This file can hold up to 300 events; it fills on a first-in/first-o...

  • Page 234

    220 c hapter 6: p ath b uilder s700 d iagnostics and p erformance m onitoring figure 165 display history alarm screen if the history file cannot be displayed on one page, the display history alarm screen will include a prompt to press [n] for the next page and press [p] for the previous page. 3 use ...

  • Page 235

    Using loopbacks 221 figure 166 loopback menu 3 select the card type for which you want to conduct the loopback. If you select a ds1/e1 uni or a dsx-1/e1 cbr card, you must configure the loopback on a per-port basis. After you select the card type, a port selection menu appears. In order to access th...

  • Page 236

    222 c hapter 6: p ath b uilder s700 d iagnostics and p erformance m onitoring 5 enter the number corresponding to the type of loopback you want to configure. The loopback menu for the selected card type now lists the type of loopback you have selected. The following subsections describe the availabl...

  • Page 237

    Using loopbacks 223 figure 169 illustrates the loopbacks for the e3 module. Figure 169 e3 loopback options oc3/stm-1 uni module loopbacks the oc3/stm-1 uni module supports the following loopbacks: local card —loops the transmit oc3/stm-1 output on the receive side. All cells coming from the oc3/stm-...

  • Page 238

    224 c hapter 6: p ath b uilder s700 d iagnostics and p erformance m onitoring dsx-1 cbr module loopbacks the dsx-1 cbr module supports the following loopbacks: local card —loops the transmit dsx-1 output on the receive side. All cells coming from the dsx-1 cbr port card are looped through the backpl...

  • Page 239

    Viewing statistics 225 figure 172 illustrates the fam loopback options. Figure 172 fam loopback options ds1/e1 uni with ima module loopbacks the ds1 uni and e1 uni with ima modules supports the following loopbacks: network line —the ds1 framer loops back all the bits received from the network. Netwo...

  • Page 240

    226 c hapter 6: p ath b uilder s700 d iagnostics and p erformance m onitoring interval —the statistics collected over the previous 24 hours of operation, broken into 96 completed 15-minute intervals. The intervals are numbered, and, if available, statistics are listed for each of the 96 intervals. T...

  • Page 241

    Viewing statistics 227 virtual circuit statistics overview you can view the following types of virtual circuit statistics—either by circuit or by port/group: n a summary of statistics for all virtual circuits n a detailed list of statistics for a specific circuit viewing card statistics to view card...

  • Page 242

    228 c hapter 6: p ath b uilder s700 d iagnostics and p erformance m onitoring 3 enter the number corresponding to the card for which you want to view statistics to open the performance management menu for that card. Figure 177 shows the os3/stm-1 uni performance management menu. If you select a card...

  • Page 243

    Viewing statistics 229 ds3 uni performance monitoring the ds3 performance monitoring screen displays the following statistics: pes —the number of p-bit errored seconds (pess) encountered by the ds3 interface. Pses —the number of p-bit severely errored seconds (psess) encountered by the ds3 interface...

  • Page 244

    230 c hapter 6: p ath b uilder s700 d iagnostics and p erformance m onitoring e3 atm statistics atm cell statistics are cell counts since the last counter reset. On the atm statistics screen, you can reset the counter by entering [c]. Atm statistics are displayed as a list rather than a table, as sh...

  • Page 245

    Viewing statistics 231 uas —the number of unavailable seconds (uass) encountered by the oc3/stm-1 line. Cvs —the number of coding violations (cvs) encountered by the oc3/stm-1 line. Ais —the number of alarm indicator signal (ais) conditions encountered by the oc3/stm-1 line. Rdi —the number of remot...

  • Page 246

    232 c hapter 6: p ath b uilder s700 d iagnostics and p erformance m onitoring uas —the number of far end unavailable seconds (uass) encountered by the oc3/stm-1 path interface. Cvs —the number of far end coding violations (cvs) encountered by the oc3/stm-1 path interface. Oc3/stm-1 uni atm statistic...

  • Page 247

    Viewing statistics 233 ds1 uni and e1 uni port/link physical performance statistics the ds1/e1 uni performance monitoring screens display the following current, interval, or total statistics: es —the number of errored seconds (ess) encountered by the t1/e1 interface. Ses —the number of severely-erro...

  • Page 248

    234 c hapter 6: p ath b uilder s700 d iagnostics and p erformance m onitoring ne tx number of failures (tx-fc) —number of tx failure alarms at the near end. Ne rx number of failures (rx-fc) —number of rx failure alarms at the near end. Fe tx number of failures (tx-fc-fe) —number of tx failure alarms...

  • Page 249

    Viewing statistics 235 viewing ethernet module statistics you can view the following types of statistics for the ethernet modules: n bridging and ethernet statistics (per port) n spanning tree statistics n atm vc statistics bridging and ethernet statistics the bridging and ethernet statistics screen...

  • Page 250

    236 c hapter 6: p ath b uilder s700 d iagnostics and p erformance m onitoring ethernet statistics transmitted frames —the total number of frames transmitted at this port. Transmitted bytes —the total number of bytes transmitted at this port. Received frames —the total number of frames received at th...

  • Page 251

    Viewing statistics 237 topology changed count —the number of topology changes of spanning tree for this port. Total forward transitions —the total number of state transitions to a forwarding state since the statistics were last cleared. Total bridgeup time —the total amount of time, in seconds, that...

  • Page 252

    238 c hapter 6: p ath b uilder s700 d iagnostics and p erformance m onitoring dsx-1/e1 cbr atm statistics atm cell statistics are cell counts since the last counter reset. On the atm statistics window, you can reset the counter by entering [c]. Atm statistics are displayed as a list rather than a ta...

  • Page 253

    Viewing statistics 239 received bytes —the total number of bytes received at this port. Transmitted bytes —the total number of bytes transmitted at this port. Fcs errors —the total number of received frames with bad fcs at this port. Frame relay statistics (per dlci) when you select frame relay stat...

  • Page 254

    240 c hapter 6: p ath b uilder s700 d iagnostics and p erformance m onitoring lmi statistics the lmi statistics screen lists the following statistics: received lmi frames —total number of frames received at this port. Discarded lmi frames —total number of frames discarded at this port. Liv/full stat...

  • Page 255

    Viewing statistics 241 viewing virtual circuit statistics the virtual circuit statistics available for the pathbuilder s700 provide you with circuit parameters and cell counts broken down in two ways: n by circuit n by port/group these statistics enable you to look at cell loss at various points in ...

  • Page 256

    242 c hapter 6: p ath b uilder s700 d iagnostics and p erformance m onitoring row 2 (left to right) rcvd from —number of cells received on side a per port or group dropped —number of cells dropped on side a due to queue congestion or early packet discard (epd). Rcvd from —number of cells received on...

  • Page 257

    Viewing statistics 243 conforming/non-conforming cell counters the conforming and non-conforming cells reflect a cell’s ingress types (clp0 or clp1) prior to any policing actions. These counters do not count a cell more than once. If a cell is received as a clp0 type and is then tagged due to polici...

  • Page 258

    244 c hapter 6: p ath b uilder s700 d iagnostics and p erformance m onitoring viewing virtual circuit statistics by port/group to display statistics for all virtual circuits by port/group, follow these steps: 1 from the configuration management menu, select [2] manage circuits to display the virtual...

  • Page 259

    Viewing statistics 245 figure 181 virtual circuit statistics by port/group detail window from the virtual circuits by port/group detail screen, you can: n press [c] to clear all statistics. N press [v] to show vcs. N press [q] to view summary statistics by queue. N press [i] to view summary statisti...

  • Page 260

    246 c hapter 6: p ath b uilder s700 d iagnostics and p erformance m onitoring.

  • Page 261: Echnical

    A t echnical s upport 3com provides easy access to technical support information through a variety of services. This appendix describes these services. Information contained in this appendix is correct at time of publication. For the very latest, 3com recommends that you access the 3com corporation ...

  • Page 262

    248 a ppendix a: t echnical s upport 3com bulletin board service the 3com bbs contains patches, software, and drivers for 3com products. This service is available through analog modem or digital modem (isdn) 24 hours a day, 7 days a week. Access by analog modem to reach the service by modem, set you...

  • Page 263

    Support from 3com 249 support from 3com if you are unable to obtain assistance from the 3com online technical resources or from your network supplier, 3com offers technical telephone support services. To find out more about your support options, please call the 3com technical telephone support phone...

  • Page 264

    250 a ppendix a: t echnical s upport returning products for repair before you send a product directly to 3com for repair, you must first obtain a return materials authorization (rma) number. Products sent to 3com without rma numbers will be returned to the sender unopened, at the sender’s expense. T...

  • Page 265: Ndex

    251 i ndex symbols (dfa) vci 199 (dfa) vci range 199 (dfa) vpi 198 numbers 3com bulletin board service (3com bbs) 248 3com url 247 3comfacts 248 a aal1 structured ds1 94 aal5 errors 239 aal5 pad and trailer 87 ac power input 19 ac power requirements 17 ac/dc power connections 17, 18 ac/dc source spe...

  • Page 266

    252 i ndex i/o cabling and wiring 22 management terminal 55 oc3/stm-1 uni module 26 office alarm 47, 48 qsim 33 rear redundant modules 53 conventions notice icons 2 text 2 crc-4 171 creepage xii minimum xi d data bits 111 data rate 175 database 116, 117 backing up 116 backing up and restoring 116 er...

  • Page 267

    253 frame relay modules overview 84 framing 9, 137, 170, 174 frf.8 transparent encapsulation mode 196 full system configuration 22 g gain limit 137 general system information menu 71, 106 general system information, configuring 106 getting started 57 group 138 h hdlc statistics 238 hdlc/sdlc 99, 103...

  • Page 268

    254 i ndex onhook detection 193 online technical services 247 operational status 120 options and parts list 12 p parameters, changing settings 60 parity 111 part # 116 part #-idprom 116 part numbers and descriptions 12 part#-oem 116 passwords changing default 71 entering 58 setting default 71 pathbu...

  • Page 269

    255 overview 225 overview of atm 226 overview of card 225 overview of card performance 225 overview of virtual circuit 227 qsim/hsim/fam 238 see also atm statistics, performance monitoring, other specific types of statistics. Spanning tree 236 viewing ds1/e1 uni module 232 viewing dsx-1/e1 cbr modul...

  • Page 270

    256 i ndex.

  • Page 271

    3com corporation l imited w arranty h ardware 3com warrants its hardware products to be free from defects in workmanship and materials, under normal use and service, for the following lengths of time from the date of purchase from 3com or its authorized reseller: if a product does not operate as war...

  • Page 272

    L imitation of l iability to the full extent allowed by law, 3com also excludes for itself and its suppliers any liability, whether based in contract or tort (including negligence), for incidental, consequential, indirect, special, or punitive damages of any kind, or for loss of revenue or profits, ...