Quick Reference Guide

Spanning Tree Commands 741
Example
console#show spanning-tree summary
Spanning Tree Adminmode........... Enabled
Spanning Tree Version............. IEEE 802.1w
BPDU Guard Mode................... Disabled
BPDU Flood Mode................... Disabled
BPDU Filter Mode.................. Disabled
Configuration Name................ 00-1E-C9-AA-AC-84
Configuration Revision Level...... 0
Configuration Digest Key.......... 0xac36177f50283cd4b83821d8ab26de62
Configuration Format Selector..... 0
show spanning-tree vlan
Use the show spanning-tree vlan command to display spanning tree
information per VLAN and also list out the port roles and states as well as
port cost.
Syntax
show spanning-tree vlan vlan-list
• vlan-list — A list of VLANs or VLAN ranges separated by commas and
with no embedded blank spaces. VLAN ranges are of the form X-Y where X
and Y are valid VLAN identifiers and X < Y.
Default Configuration
There is no default configuration for this command.
Command Modes
Privileged EXEC and above
User Guidelines
There are no user guidelines for this command.
Example
console(config-vlan)#show spanning-tree vlan 1-3
MST Instances List of all multiple spanning tree instances configured
on the switch.
2CSNXXX_SWUM200.book Page 741 Tuesday, December 10, 2013 1:22 PM