Show Spanning-Tree - Cisco Catalyst 2950 Command Reference Manual

show spanning-tree

show spanning-tree
Use the show spanning-tree user EXEC command to display spanning-tree state information.
Syntax Description
active [detail]
backbonefast
blockedports
bridge [address | detail |
forward-time | hello-time |
id | max-age | priority
[system-id] | protocol]
detail [active]
inconsistentports
interface interface-id
[active [detail] | cost |
detail [active] |
inconsistency | portfast |
priority | rootcost | state]
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show spanning-tree [active [detail] | backbonefast | blockedports | bridge | detail [active] |
inconsistentports | interface interface-id | mst | pathcost method | root | summary [totals] |
uplinkfast | vlan vlan-id] [ | {begin | exclude | include} expression]
show spanning-tree vlan vlan-id [active [detail] | blockedports | bridge | detail [active] |
inconsistentports | interface interface-id | root | summary] [ | {begin | exclude | include}
expression
show spanning-tree {vlan vlan-id} bridge [address | detail | forward-time | hello-time | id |
max-age | priority [system-id] | protocol] [ | {begin | exclude | include} expression]
show spanning-tree {vlan vlan-id} root [address | cost | detail | forward-time | hello-time | id |
max-age | port | priority [system-id] [ | {begin | exclude | include} expression]
show spanning-tree interface interface-id [active [detail] | cost | detail [active] | inconsistency |
portfast | priority | rootcost | state] [ | {begin | exclude | include} expression]
show spanning-tree mst [configuration | instance-id] [detail | interface interface-id [detail]]
[ | {begin | exclude | include} expression]
(Optional) Display spanning-tree information only on active interfaces
(only available in privileged EXEC mode).
(Optional) Display spanning-tree BackboneFast status.
(Optional) Display blocked port information (only available in privileged
EXEC mode).
(Optional) Display status and configuration of this switch (optional
keywords only available in privileged EXEC mode).
(Optional) Display a detailed summary of interface information (active
keyword only available in privileged EXEC mode).
(Optional) Display inconsistent port information (only available in
privileged EXEC mode).
(Optional) Display spanning-tree information for the specified interface
(all options except portfast and state only available in privileged EXEC
mode). Enter each interface separated by a space. Ranges are not
supported. Valid interfaces include physical ports, VLANs, and port
channels. The VLAN range is 1 to 4094. The port-channel range is 1 to 6.
Chapter 2 Catalyst 2950 and 2955 Cisco IOS Commands
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