3 show spanning-tree, 3 show spanning-tree -121 – PLANET WGSW-52040 User Manual

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19.2.3 show spanning-tree

Command:

show spanning-tree [mst [<instance-id>]] [interface <interface-list>] [detail]

Function:

Display the MSTP Information.

Parameter:

<interface-list> sets interface list; <instance-id> sets the instance ID. The valid range is from 0 to 64; detail sets

the detailed spanning-tree information.

Command mode:

Admin and Configuration Mode

Usage Guide:

This command can display the MSTP information of the instances in the current bridge.

Example:

Display the bridge MSTP.

Switch#sh spanning-tree

-- MSTP Bridge Config Info --

Standard : IEEE 802.1s

Bridge MAC : 00: 30: 4f: 01: 0e: 30

Bridge Times : Max Age 20, Hello Time 2, Forward Delay 15

Force Version: 3

########################### Instance 0 ###########################

Self Bridge Id : 32768 - 00: 30: 4f: 01: 0e: 30

Root Id : 16384.00: 30: 4f: 01: 0f: 52

Ext.RootPathCost : 200000

Region Root Id : this switch

Int.RootPathCost : 0

Root Port ID : 128.1

Current port list in Instance 0:

Ethernet1/1 Ethernet1/2 (Total 2)

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