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736 Spanning Tree Commands
Syntax
show spanning-tree [{gigabitethernet unit/slot/port | port-channel port-
channel-number
| tengigabitethernet unit/slot/port }] [instance instance-id ]
show spanning-tree [detail] [active | blockedports] | [instance
instance-id ]
show spanning-tree mst-configuration
Parameter Description
Default Configuration
This command has no default configuration.
Command Mode
Privileged EXEC mode
User Guidelines
This command has no user guidelines.
Examples
The following examples display spanning-tree information.
console#show spanning-tree
Spanning tree :Enabled - BPDU Flooding :Disabled - Portfast BPDU filtering
:Disabled - mode :rstp
CST Regional Root: 80:00:00:1E:C9:AA:AD:1B
Regional Root Path Cost: 0
ROOT ID
Priority 32768
Address 0010.1882.1C53
Path Cost 20000
Parameter Description
detail Displays detailed information.
active Displays active ports only.
blockedports Displays blocked ports only.
mst-configuration Displays the MST configuration identifier.
instance -id ID of the spanning -tree instance.
2CSPC4.XCT-SWUM2XX1.book Page 736 Monday, October 3, 2011 11:05 AM