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DELL PC6224F User Manual

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Spanning Tree Commands
535
Syntax
show spanning-tree [ethernet
 interface-number | port-channel port-channel-
number] [instance instance-id]
show spanning-tree [detail] [active | blockedports] | [instance
 instance-id]
show spanning-tree mst-configuration
• detail
 — Displays detailed information.
• active
 — Displays active ports only.
•
blockedports
 — Displays blocked ports only.
•
mst-configuration
 — Displays the MST configuration identifier.
•
interface-number — A valid Ethernet port number.
•
port-channel-number — A valid port-channel index.
•
instance -id — ID of the spanning -tree instance.
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 Disabled BPDU Flooding disabled Portfast 
BPDU filtering  Disabled 
mode rstp
CST Regional Root:        80:00:00:FC:E3:90:00:5D
Regional Root Path Cost:  0
ROOT ID