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Cabletron Systems SmartSwitch 6000 User Manual

Manual is about: Frame relay module for MMAC-Plus

Summary of SmartSwitch 6000

  • Page 1

    9032267-04 smarttrunk user’s guide.

  • Page 3: Notice

    I notice notice cabletron systems reserves the right to make changes in specifications and other information contained in this document without prior notice. The reader should in all cases consult cabletron systems to determine whether any such changes have been made. The hardware, firmware, or soft...

  • Page 4: Fcc Notice

    Ii notice fcc notice this device complies with part 15 of the fcc rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Not...

  • Page 5: Declaration of Conformity

    Iii notice declaration of conformity addendum application of council directive(s): 89/336/eec 73/23/eec manufacturer’s name: cabletron systems, inc. Manufacturer’s address: 35 industrial way po box 5005 rochester, nh 03867 european representative name: mr. J. Solari european representative address: ...

  • Page 6

    Notice iv.

  • Page 7: Contents

    V contents chapter 1 introduction smarttrunking............................................................................................................... 1-1 packet distribution ....................................................................................................... 1-2 compatibi...

  • Page 8

    Contents vi.

  • Page 9: Chapter 1

    1-1 chapter 1 introduction traditional 802.1d spanning tree bridges only allow one active data path between any two switches; all other parallel data paths are in standby or blocking mode. If one interface or path should fail, then the other interface automatically comes out of blocking mode and for...

  • Page 10: Packet Distribution

    Introduction 1-2 packet distribution packet distribution is based on hardware family type: smartswitch 6000 packet distribution among the ports in the group is accomplished by adding the last two bytes of the destination and source mac addresses and then applying the modulus operator to the sum usin...

  • Page 11: Smartswitch Router (Ssr)

    1-3 introduction compatibility - dec hunt groups and smartswitch router (ssr) smarttrunking for the smartswitch 6000 and the smartswitch 9000 is based on, and compatible with, dec hunt groups. With the ssr adopting the dec hunt groups protocol, this will allow all cabletron equipment to be trunked t...

  • Page 12

    Introduction 1-4 figure 1-1. Chassis with multiple smarttrunk groups enabled smarttrunk and port connections the smarttrunk application dynamically determines network loops and is used concurrently with the spanning tree protocol. The smarttrunk application only acknowledges its neighboring switches...

  • Page 13

    1-5 introduction figure 1-2. Smarttrunk with a network loop path costs are considered by smarttrunk when disabling a looped configuration. Smarttrunk will place the higher path cost trunk group into a blocking state. Path cost will be calculated using the following equations: speed the speed of the ...

  • Page 14

    Introduction 1-6 active trunk links the number of links participating in the trunking group. If all the ports in the trunking group are the same speed and configured to the same duplex mode, the equation is: 1000 ------ path cost x # of ports if the ports in the trunking group are different speeds, ...

  • Page 15: Getting Help

    1-7 introduction getting help for additional support related to this device or document, contact cabletron systems using one of the following methods: before calling cabletron systems, have the following information ready: • your cabletron systems service contract number • a description of the failu...

  • Page 16

    Introduction 1-8 • the device history (i.E., have you returned the device before, is this a recurring problem, etc.) • any previous return material authorization (rma) numbers.

  • Page 17: Chapter 2

    2-1 chapter 2 smarttrunk configuration prior to entering information in the smarttrunking configuration screen, you should understand the concept of smarttrunk (see chapter 1) and the smarttrunk configuration rules. Smarttrunk configuration rules the following rules apply when configuring ports for ...

  • Page 18

    Smarttrunk configuration 2-2 7. Backplane ports (inb, fnb, ftm, etc.) on chassis-based switches cannot be configured as smarttrunk ports and are not eligible to participate in trunking. 8. An end station plugged directly into a port configured for smarttrunking will not be allowed to communicate. No...

  • Page 19

    2-3 smarttrunk configuration figure 2-2. Illegal configuration (example 2) smarttrunking configuration screen to select the smarttrunking configuration screen from the module configuration menu: 1. Use the arrow keys to highlight the smarttrunking configuration option. 2. Press the enter key. The sm...

  • Page 20

    Smarttrunk configuration 2-4 figure 2-3. Smarttrunking configuration screen the following section briefly explains each field on the smarttrunking configuration screen. Smarttrunk group the title of the group that is active in the screen. Smarttrunk logical port smarttrunk ports are a collection of ...

  • Page 21

    2-5 smarttrunk configuration smarttrunk state (toggle) used to enable or disable smarttrunking for all groups defined on the device. • enable - select to change state to on • enabled - currently on • disable - select to change state to off • disabled - currently off add/remove group is either of the...

  • Page 22

    Smarttrunk configuration 2-6 port when state is: • add - displays the ports available to add to the displayed group. Ports assigned to other trunk groups will not show up in this list because they are not available to add. • remove - displays a list of ports currently assigned to the active smarttru...

  • Page 23: Appendix A

    A-1 appendix a helpful hints for configuring smarttrunk 1. Navigate through local management to the smarttrunking configuration screen. 2. Using the arrow keys, move the cursor to the add/remove group field. 3. Type the name of the smarttrunk group you wish to create. 4. Highlight the save command, ...

  • Page 24

    Helpful hints for configuring smarttrunk a-2 9. After all ports have been added, highlight the smarttrunk state field. Press the spacebar to select enabled . 10. Highlight the save command, and then press the return key. 11. Repeat this procedure on the device that is connected to the trunk ports ju...

  • Page 25

    A-3 removing an entire trunk group removing an entire trunk group to remove an entire trunk group: 1. Using the arrow keys, highlight the group: [add/delete] field (on the same line as the add/remove group field). Press the spacebar to select [delete] . 2. If the name of the group to be deleted does...

  • Page 26

    Helpful hints for configuring smarttrunk a-4.

  • Page 27: Appendix B

    B-1 appendix b mibii logical interface behavior logical/virtual port when a smartswitch creates a mibii interface or logical port to represent the smarttrunk group, other smartswitch features will work with the logical port. The only exception is rmon, which works on physical ports. Specifics : • vi...

  • Page 28

    Mibii logical interface behavior b-2 • vlans when a port is added to a trunk, the new trunk does not assume any vlan information that was on any of the trunks physical port. The physical port’s vlan information will remain unchanged, but never referenced. The user will need to add vlans to the new l...

  • Page 29

    B-3 logical/virtual port • counters ifinoctets,etc. The counters for each port in the trunk are added together and returned. • ifspecific this table includes an instance for the virtual port with an oid of: 1.3.6.1.4.1.52.3.11.13 • mibii extensions ctifconnectiontype the virtual port will appear her...

  • Page 30

    Mibii logical interface behavior b-4.