Configuring The Mstp Region - TP-Link T1600G-18TS Configuration Manual

Configuring Spanning Tree
Switch(config)#interface gigabitEthernet 1/0/3
Switch(config-if)#spanning-tree
Switch(config-if)#spanning-tree common-config port-priority 32
Switch(config-if)#show spanning-tree interface gigabitEthernet 1/0/3
MST-Instance 0 (CIST)
Interface State
----------- --------
Gi1/0/3 Enable
MST-Instance 5
Interface
----------- ------------
Gi1/0/3
Switch(config-if)#end
Switch#copy running-config startup-config

3.2.2 Configuring the MSTP Region

 Configuring the MST Region
Follow these steps to configure the MST region and the priority of the switch in the
instance:
Step 1 configure
Enter global configuration mode.
Step 2 spanning-tree mst instance instance-id priority pri
Configure the priority of the switch in the instance.
instance-id
pri
by 4096, and the default value is 32768. The switch with the lower value has the higher
priority, and the switch with the highest priority will be elected as the root bridge in the desired
instance.
Step 3 spanning-tree mst configuration
Enter MST configuration mode, as to configure the VLAN-Instance mapping, region name and
revision level.
Prio Ext-Cost Int-Cost Edge
---- --------
32 Auto
Prio Cost Role
-------- ---------
144 200 N/A
: Specify the instance ID, the valid values ranges from 1 to 8.
: Specify the priority of the switch. The valid values are from 0 to 61440, which are divisible
-------- ----
Auto No
Status
LnkDwn
MSTP Configurations
P2p Mode Role
--------- ----- ------- --------
No(auto) N/A N/A
Configuration Guide
Status
LnkDwn
230