TP-Link T2500-28TCTL-SL5428E T2500-28TCUN V1 CLI Reference Guide - Page 228

T2500-28TC JetStream L2 Managed Switch CLI Guide Parameters revision -- The revision level for MST region identification, ranging from 0 to 65535. Command Mode MST Configuration Mode Example Configure the revision level of MST as 100: T2500-28TC(config)#spanning-tree mst configuration T2500-28TC(config-mst)#revision 100 spanning-tree mst instance Description The spanning-tree mst instance command is used to configure the priority of MST instance. To return to the default value of MST instance priority, please use no spanning-tree mst instance command. Syntax spanning-tree mst instance instance-id priority pri no spanning-tree mst instance instance-id priority Parameter instance-id -- Instance ID, ranging from 1 to 8. pri -- MSTI Priority, which must be multiple of 4096 ranging from 0 to 61440. By default, it is 32768. MSTI priority is an important criterion on determining if the switch will be chosen as the root bridge in the specific instance. Command Mode Global Configuration Mode Example Enable the MST Instance 1 and configure its priority as 4096: T2500-28TC(config)#spanning-tree mst instance 1 priority 4096 211