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HAPTER

| Spanning Tree Commands

– 1089 –

EXAMPLE

Console(config)#interface ethernet 1/1

Console(config-if)#spanning-tree tc-prop-stop

Console(config-if)#

spanning-tree

loopback-detection

release

This command manually releases a port placed in discarding state by

loopback-detection.

SYNTAX

spanning-tree loopback-detection release interface

interface

ethernet unit/port

unit - Unit identifier. (Range: 1)

port - Port number. (Range: 1-28)

port-channel channel-id (Range: 1-12)

COMMAND MODE

Privileged Exec

COMMAND USAGE

Use this command to release an interface from discarding state if loopback

detection release mode is set to “manual” by the spanning-tree loopback-

detection release-mode command and BPDU loopback occurs.

EXAMPLE

Console#spanning-tree loopback-detection release ethernet 1/1

Console#

spanning-tree

protocol-migration

This command re-checks the appropriate BPDU format to send on the

selected interface.