C
HAPTER
34
| Spanning Tree Commands
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Spanning-Tree Status : Enabled
Loopback Detection Status : Enabled
Loopback Detection Release Mode : Auto
Loopback Detection Trap : Disabled
Loopback Detection Action : Block
Root Guard Status : Disabled
BPDU Guard Status : Disabled
BPDU Guard Auto Recovery : Disabled
BPDU Guard Auto Recovery Interval : 300
BPDU Filter Status : Disabled
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This example shows a brief summary of global and interface setting for the
spanning tree.
Console#show spanning-tree brief
Spanning Tree Mode : RSTP
Spanning Tree Enabled/Disabled : Enabled
Designated Root : 32768.0000E89382A0
Current Root Port : 0
Current Root Cost : 0
Interface Pri Designated Designated Oper STP Role State Oper
Bridge ID Port ID Cost Status Edge
--------- --- --------------------- ---------- -------- ------ ---- ----- ---
Eth 1/ 1 128 32768.0000E89382A0 128.1 100000 EN DESG FWD No
Eth 1/ 2 128 32768.0000E89382A0 128.2 10000 EN DISB BLK No
Eth 1/ 3 128 32768.0000E89382A0 128.3 10000 EN DISB BLK No
Eth 1/ 4 128 32768.0000E89382A0 128.4 10000 EN DISB BLK No
Eth 1/ 5 128 32768.0000E89382A0 128.5 10000 EN DISB BLK No
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show spanning-tree
mst configuration
This command shows the configuration of the multiple spanning tree.
COMMAND MODE
Privileged Exec
EXAMPLE
Console#show spanning-tree mst configuration
Mstp Configuration Information
--------------------------------------------------------------
Configuration Name : R&D
Revision Level :0
Instance VLANs
--------------------------------------------------------------
0 1-4094
Console#
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