174
spanning-tree
no spanning-tree Enable/Disable MSTP
Global Mode
spanning-tree mode {mstp|stp}
no spanning-tree mode Set MSTP running mode
Interface Mode
spanning-tree mcheck Force port migration to run under MSTP
2. Configure instance parameters
Command Explanation
Global Mode
spanning-tree mst <instance-id>
priority <bridge-priority>
no spanning-tree mst <instance-id>
priority
Set bridge priority for specified instance
Interface Mode
spanning-tree mst <instance-id> cost
<cost>
no spanning-tree mst <instance-id>
cost
Set port path cost for specified instance
spanning-tree mst <instance-id>
port-priority <port-priority>
no spanning-tree mst <instance-id>
port-priority
Set port priority for specified instance
3. Configure MSTP region parameters