The run show spanning-tree mstp command displays the configuration information and status of spanning tree protocol MSTP.

Command Syntax

run show spanning-tree mstp <bridge | interface> [all | cist | msti <msti_num>]

Parameter

Parameter

Description

<bridge | interface>

Indicates to show the spanning tree information based on bridge or interface.

[all | cist | msti <msti_num>]

Optional. The value could be all, cist or msti <msti_num>.

all: Indicates to show the MSTP information of all the MSTIs.
cist: Indicates to show the MSTP information of CIST.
msti <msti_num>: Specifies the MST instance number. Indicates to show the MSTP information of a specific MSTI.

Example

Run run show spanning-tree mstp command to view the configuration information and status of spanning tree protocol MSTP.

admin@PICOS# run show spanning-tree mstp bridge all
--------------------------------------------------
Bridge Spanning Tree Parameters
  Enabled Protocol: MSTP
  Root ID: 32768.3c:2c:30:10:20:83
  External Root Path Cost: 0
  CIST Regional Root ID: 32768.3c:2c:30:10:20:83
  Root Port: te-1/1/1
  CIST Internal Root Path Cost: 800
  Hello Time: 2
  Maximum Age: 20
  Forward Delay: 15
  Remaining Hops: 19
  Bridge Configuration Name: Pica8
  Bridge Revision Level: 0
  Bridge Configuration Digest: ac36177f50283cd4b83821d8ab26de62
  Msti 2 Member VLANs:
  Number of Topology Changes: 1
  Time Since Last Topology Change: 0 day 00:04:31
Local Parameters
  Bridge ID: 32768.8c:ea:1b:32:1f:58
  Hello Time: 2
  Maximum Age: 20
  Forward Delay: 15
  Remaining Hops: 20
--------------------------------------------------
STP Bridge Parameters for MSTI 2
  MSTI Regional Root: 32770.8c:ea:1b:32:1f:58
  Root Cost: 0
  Root Port:
  Hello Time: 2
  Max Age: 20
  Forward Delay: 15
  Remaining Hops: 20
  Time Since Last Topology Change: 0 day 00:05:15
Local Parameters
  Bridge ID: 32770.8c:ea:1b:32:1f:58

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