Allied Telesis AT-DC2552XS - Manual (Page 375)

AT-DC2552SX Switch Command Line Interface User’s Guide
Section II: Layer 2 Switching 375
SPANNING-TREE MST INSTANCE PRIORITY
Syntax
spanning-tree mst instance mst_instance priority priority
Parameters
mst_instance
Specifies the ID of an existing MST instance. The range is 1 to 15.
priority
Specifies a port priority for the specified MST instance. The range
is 0 to 240, in increments of 16. Specify 0, 16, 32, 48, 64, 80, 96,
112, 128, 144, 160, 176, 192, 208, 224, or 240. The default value
is 128.
Mode
Port Interface mode
Description
Use this command to assign a port priority to a port for the specified MST
instance. A lower port priority value gives a port a higher priority.
Note
This command is applicable only when MSTP is enabled.
To restore the default port priority of 128, use the NO SPANNING-TREE
MST INSTANCE PRIORITY command.
Confirmation Command
“SHOW SPANNING-TREE” on page 344
Example
This example assigns port 1.0.2 a port priority of 240 for MST instance 3:
awplus> enable
awplus# configure terminal
awplus(config)# interface port1.0.2
awplus(config-if)# spanning-tree mst instance 3 priority 240