show spanning-tree mst

描述

Shows MSTP configuration and status information for each instance.

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. This parameter is available on switches that support VSX.

权威

Operators or Administrators or local user group members with execution rights for this command. Operators can execute this command from the operator context (>) only.

Examples

On the 6400 Switch Series, interface identification differs.

Showing MSTP configuration and status information:

switch#show spanning-tree mst# # # # MST0 vlan映射:2、4-4094 Bridge Address : 48:0F:CF:AF:04:76 Priority : 32768 Root Regional Root Operational Hello time : 2 seconds Forward delay: 15 seconds Max-age : 20 seconds TxHoldCount : 6 pps Configured Hello time : 2 seconds Forward delay: 15 seconds Max-age : 20 seconds 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 BPDU-Tx BPDU-Rx TCN-Tx TCN-Rx -------- ----------- ---------- ---------- --------- --------- ---------- ---------- ---------- ---------- 1/1/1 Designated Forwarding 20000 128 P2P Edge 100 60 20 10 1/1/2 Designated Forwarding 20000 128 P2P 100 60 20 10 1/1/3 Designated Forwarding 20000 128 Shr 100 60 20 10 1/1/4 Designated Forwarding 20000 128 Shr Edge 100 60 20 10 1/1/5 Alternate Loop-Inc 20000 128 Shr Edge 100 60 20 10 1/1/6 Alternate Root-Inc 20000 128 Shr Edge 100 60 20 10 Topology change flag : True Number of topology changes : 4 Last topology change occurred : 516 seconds ago #### 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 BPDU-Tx BPDU-Rx TCN-Tx TCN-Rx -------- ----------- ---------- ---------- --------- --------- ---------- ---------- ---------- ---------- 1/1/1 Designated Forwarding 20000 128 P2P Edge 100 60 20 10 1/1/2 Designated Forwarding 20000 128 P2P 100 60 20 10 1/1/3 Designated Forwarding 20000 128 Shr 100 60 20 10 1/1/4 Designated Forwarding 20000 128 Shr Edge 100 60 20 10 1/1/5 Alternate Loop-Inc 20000 128 Shr Edge 100 60 20 10 1/1/6 Alternate Root-Inc 20000 128 Shr Edge 100 60 20 10 Topology change flag : True Number of topology changes : 4 Last topology change occurred : 516 seconds ago #### 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 BPDU-Tx BPDU-Rx TCN-Tx TCN-Rx -------- ----------- ---------- ---------- --------- --------- ---------- ---------- ---------- ---------- 1/1/1 Designated Forwarding 20000 128 P2P Edge 100 60 20 10 1/1/2 Designated Forwarding 20000 128 P2P 100 60 20 10 1/1/3 Designated Forwarding 20000 128 Shr 100 60 20 10 1/1/4 Designated Forwarding 20000 128 Shr Edge 100 60 20 10 1/1/5 Alternate Loop-Inc 20000 128 Shr Edge 100 60 20 10 1/1/6 Alternate Root-Inc 20000 128 Shr Edge 100 60 20 10 Topology change flag : True Number of topology changes : 4 Last topology change occurred : 516 seconds ago