Example:
Configure port 1/0/2 as loopguard mode for instance 0.
Switch(Config)#interface ethernet 1/0/2
Switch(Config-Ethernet-1/0/2)#spanning-tree mst 0 loopguard
Switch(Config-Ethernet-1/0/2)#
14.1.22 spanning-tree mst port-priority
Command:
spanning-tree mst <instance-id> port-priority <port-priority>
no spanning-tree mst <instance-id> port-priority
Function:
Set the current port priority for the specified instance; the command "no spanning-tree mst
<instance-id> port-priority" restores the default setting.
Parameter:
<instance-id> sets the instance ID. The valid range is from 0 to 48; <port-priority> sets port priority.
The valid range is from 0 to 240. The value should be the multiples of 16, such as 0, 16, 32...240.
Command mode:
Port Mode
Default:
The default port priority is 128.
Usage Guide:
By setting the port priority, users can control the port ID of the instance in order to control the root
port and designated port of the instance. The lower the value of the port priority is, the higher the
priority is.
Example:
Set the port priority as 32 on the port 1/0/2 for the instance 1.
Switch(config)#interface ethernet 1/0/2
Switch(Config-If-Ethernet1/0/2)#spanning-tree mst 1 port-priority 32
14.1.23 spanning-tree mst priority
Command:
spanning-tree mst <instance-id> priority <bridge-priority>
no spanning-tree mst <instance-id> priority
Function:
Set the bridge priority for the specified instance; the command "no spanning-tree mst
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