Chapter 3 Bringing Up the Cisco IOS XR Software on a Multishelf System

Configuring the External Cisco Catalyst 6509 Switches

19.switchport access vlan 1

20.end

21.Repeat Step 16 through Step 20 for all interfaces.

22.Repeat all steps for the second switch.

DETAILED STEPS

 

 

Command or Action

Purpose

 

 

 

 

 

Step 1

configure

Places the switch in global configuration mode.

 

 

Example:

 

 

 

 

router# configure

 

 

 

 

 

 

 

Step 2

spanning-tree portfast default

Enables PortFast by default on all access ports.

 

 

Example:

 

 

 

 

router(config)# spanning-tree portfast default

 

 

 

 

 

 

 

Step 3

spanning-tree mode mst

Selects the MST mode for the Spanning Tree Protocol.

 

 

Example:

 

 

 

 

router(config)# spanning-tree mode mst

 

 

 

 

 

 

 

Step 4

spanning-tree mst configuration

Places the router in spanning tree MST configuration

 

 

 

 

mode.

 

 

Example:

 

 

 

 

router(config)# spanning-tree mst configuration

 

 

 

 

 

 

 

Step 5

name mst_region

Defines a name for an MST region.

 

 

Example:

 

 

 

 

router(config-mst)# name STP_1

 

 

 

 

 

 

 

Step 6

revision number

Sets a revision number for the MST configuration.

 

 

 

 

This number must be identical on both switches.

 

 

Example:

 

 

 

 

router(config-mst)# revision 1

 

 

 

 

 

 

 

Step 7

instance instance_id vlan range

Maps the MST instance to a range of VLANs.

 

 

Example:

 

 

 

 

router(config-mst)# instance 1 vlan 1

 

 

 

 

 

 

 

Step 8

end

Exits spanning tree MST configuration mode.

 

 

Example:

 

 

 

 

router(config-mst)# end

 

 

 

 

 

 

 

Step 9

spanning-tree mst hello-time seconds

Sets the hello-time delay timer for all instances on the

 

 

 

 

switch.

 

 

Example:

We recommend 1 second.

 

 

router(config)# spanning-tree mst hello-time 1

 

 

 

 

 

 

 

 

 

 

 

Cisco IOS XR Getting Started Guide

 

 

 

 

 

 

 

 

3-12

 

 

OL-10957-02

 

 

 

 

 

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Cisco Systems Cisco IOS XR manual Switchport access vlan