| Spanning Tree Commands
C
35
HAPTER
show spanning-tree
mst configuration
Spanning-Tree Status
Loopback Detection Status
Loopback Detection Release Mode
Loopback Detection Trap
Loopback Detection Action
Root Guard Status
BPDU Guard Status
BPDU Guard Auto Recovery
BPDU Guard Auto Recovery Interval : 300
BPDU Filter Status
TC Propagate Stop
.
.
.
This example shows a brief summary of global and interface setting for the
spanning tree.
Console#show spanning-tree brief
Spanning Tree Mode
Spanning Tree Enabled/Disabled : Enabled
Designated Root
Current Root Port
Current Root Cost
Interface Pri Designated
Bridge ID
--------- --- --------------------- ---------- -------- ------ ---- ----- ---
Eth 1/ 1
128 32768.0000E89382A0
Eth 1/ 2
128 32768.0000E89382A0
Eth 1/ 3
128 32768.0000E89382A0
Eth 1/ 4
128 32768.0000E89382A0
Eth 1/ 5
128 32768.0000E89382A0
.
.
.
This command shows the configuration of the multiple spanning tree.
C
M
OMMAND
ODE
Privileged Exec
E
XAMPLE
Console#show spanning-tree mst configuration
Mstp Configuration Information
--------------------------------------------------------------
Configuration Name : R&D
Revision Level
:0
Instance VLANs
--------------------------------------------------------------
0
1-4094
Console#
– 1118 –
: Enabled
: Enabled
: Auto
: Disabled
: Shutdown, 300 seconds
: Disabled
: Disabled
: Disabled
: Disabled
: Disabled
: RSTP
: 32768.0000E89382A0
: 0
: 0
Designated Oper
Port ID
Cost
128.1
100000 EN
128.2
10000 EN
128.3
10000 EN
128.4
10000 EN
128.5
10000 EN
STP
Role State Oper
Status
Edge
DESG FWD
No
DISB BLK
No
DISB BLK
No
DISB BLK
No
DISB BLK
No