Chapter 5: Switching Commands 349
The following shows example CLI display output for the command.
(CN1610) >show spanning-tree summary
Spanning Tree Adminmode........... Enabled
Spanning Tree Version............. IEEE 802.1s
BPDU Guard Mode................... Disabled
BPDU Filter Mode.................. Disabled
Configuration Name................ ****
Configuration Revision Level...... ****
Format
show spanning-tree summary
Mode ◆ Privileged EXEC
◆ User EXEC
Term Definition
Spanning Tree
Adminmode
Enabled or disabled.
Spanning Tree
Vers io n
Version of 802.1 currently supported (IEEE 802.1s,
IEEE 802.1w, or IEEE 802.1d) based upon the Force
Protocol Version parameter.
BPDU Guard Mode Enabled or disabled.
BPDU Filter Mode Enabled or disabled.
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.
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