show spanning-tree mst
Syntax
show spanning-tree mst [vsx-peer]Description
Displays spanning tree instances configuration and status.
Command context
Operator (>) or Manager (#)
Parameters
[vsx-peer]Shows the output from the VSX peer switch. If the switches do not have the VSX configuration or the ISL is down, the output from the VSX peer switch is not displayed.
Authority
Operators or Administrators. Users without administrator authority can execute this command from the operator context (>) only.
Examples
switch# show spanning-tree mst
#### MST0
Vlans mapped: 2,4-4094
Bridge Address:48:0f:cf:af:04:76 priority:32768
Root
Regional Root
Operational Hello time(in seconds): 2 Forward delay(in seconds):15 Max-age(in seconds):20 txHoldCount(in pps): 6
Configured Hello time(in seconds): 2 Forward delay(in seconds):15 Max-age(in seconds):20 Max-Hops:20
Root Address:48:0f:cf:af:04:76 Priority:32768
Port:0 Path cost:0
Regional Root Address:48:0f:cf:af:04:76 Priority:32768
Internal cost:0 Rem Hops:20
Port Role State Cost Priority Type
-------------- -------------- ------------ ---------- ---------- ----------
1/1/1 Designated Forwarding 20000 128 point_to_point
1/1/2 Designated Forwarding 20000 128 point_to_point
#### MST1
Vlans mapped: 1
Bridge Address:48:0f:cf:af:04:76 Priority:32768
Root Address:48:0f:cf:af:04:76 Priority:32768
Port:0, Cost:0, Rem Hops:20
Port Role State Cost Priority Type
-------------- -------------- ------------ ------- ---------- ----------
1/1/1 Designated Forwarding 20000 128 point_to_point
1/1/2 Designated Forwarding 20000 128 point_to_point
#### MST2
Vlans mapped: 3
Bridge Address:48:0f:cf:af:04:76 Priority:32768
Root Address:48:0f:cf:af:04:76 Priority:32768
Port:0, Cost:0, Rem Hops:20
Port Role State Cost Priority Type
-------------- -------------- ------------ ------- ---------- ----------
1/1/1 Designated Forwarding 20000 128 point_to_point
1/1/2 Designated Forwarding 20000 128 point_to_point