Cisco IE-3000-8TC Command Reference - Page 490
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show spanning-tree Chapter 2 IE 3000 Switch Cisco IOS Commands show spanning-tree Use the show spanning-tree user EXEC command to display spanning-tree state information. show spanning-tree [bridge-group | 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 bridge-group [active [detail] | blockedports | bridge | detail [active] | inconsistentports | interface interface-id | root | summary] [ | {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-group} bridge [address | detail | forward-time | hello-time | id | max-age | priority [system-id] | protocol] [ | {begin | exclude | include} expression] show spanning-tree {vlan vlan-id | bridge-group} 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 [digest]] | [instance-id [detail | interface interface-id [detail]] [ | {begin | exclude | include} expression] Syntax Description bridge-group (Optional) Specify the bridge group number. The range is 1 to 255. active [detail] (Optional) Display spanning-tree information only on active interfaces (available only in privileged EXEC mode). backbonefast (Optional) Display spanning-tree BackboneFast status. blockedports (Optional) Display blocked port information (available only in privileged EXEC mode). bridge [address | detail | (Optional) Display status and configuration of this switch (optional forward-time | hello-time | keywords available only in privileged EXEC mode). id | max-age | priority [system-id] | protocol] detail [active] (Optional) Display a detailed summary of interface information (active keyword available only in privileged EXEC mode). inconsistentports (Optional) Display inconsistent port information (available only in privileged EXEC mode). interface interface-id [active [detail] | cost | detail [active] | inconsistency | portfast | priority | rootcost | state] (Optional) Display spanning-tree information for the specified interface (all options except portfast and state available only 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. 2-464 Cisco IE 3000 Switch Command Reference OL-13019-01