Each MSTP Multiple Spanning Tree Instance (MSTI) is identified by a number. The Common Instance Spanning Tree (CIST) is always MSTI ID 0. Each instance of an MSTI can be numbered 1 through 64. MSTI IDs are local to each region.
To configure the MSTI instance identifier, include the following statements:
-
msti msti-id {
- bridge-priority priority;
- vlan vlan-id;
-
- interface interface-name {
- cost cost;
- edge;
- priority interface-priority;
- }
- }
You can configure these statements at the following hierarchy levels: