CLI Reference Guide-R02

Chapter 17 | Spanning Tree Commands
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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: 1-18)
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.
Syntax
spanning-tree protocol-migration interface
interface
ethernet unit/port
unit - Unit identifier. (Range: 1)
port - Port number. (Range: 1-18)
port-channel channel-id (Range: 1-12)