Reference Guide

760 Spanning Tree Commands
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
spanning-tree
Use the spanning-tree command in Global Configuration mode to enable
spanning-tree functionality. To disable spanning-tree functionality, use the no
form of this command.
Syntax
spanning-tree
Configuration Name Identifier used to identify the configuration currently
being used.
Configuration Revision
Level
Identifier used to identify the configuration currently
being used.
Configuration Digest Key A generated Key used in the exchange of the BPDUs.
Configuration Format
Selector
Specifies the version of the configuration format being
used in the exchange of BPDUs. The default value is
zero.
MST Instances List of all multiple spanning tree instances configured
on the switch.
2CSPC4.XModular-SWUM204.book Page 760 Friday, March 15, 2013 9:24 AM