217
no spanning-tree mst instance
instance-id
Parameter
instance-id
—— Instance ID, ranging from 1 to 8.
pri
—— Port Priority, which must be multiple of 16 ranging from 0 to 240. By
default, it is 128. Port Priority is an important criterion on determining if the
port will be chosen as the root port by the device connected to this port.
cost
—— Path Cost, ranging from 0 to 200000. The lower value has the
higher priority. Its default value is 0 meaning “auto”.
Command Mode
Interface Configuration Mode (interface gigabitEthernet / interface range
gigabitEthernet / interface port-channel / interface range port-channel)
Privilege Requirement
Only Admin, Operator and Power User level users have access to these
commands.
Example
Configure the priority of port 1 in MST Instance 1 as 64, and path cost as
2000:
T1600G-52TS(config)# interface gigabitEthernet 1/0/1
T1600G-52TS(config-if)# spanning-tree mst instance 1 port-priority 64
cost 2000
26.12 spanning-tree priority
Description
The spanning-tree priority command is used to configure the bridge priority.
To return to the default value of bridge priority, please use no spanning-tree
priority command.
Syntax
spanning-tree priority
pri
no spanning-tree priority
Parameter
pri
—— Bridge priority, ranging from 0 to 61440. It is 32768 by default.
Command Mode
Global Configuration Mode
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