Multiple Instance
Configuring MSTP
Syntax: [no]
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Note: The valid VLAN IDs that you can map to a specified MSTI are from 1 to 4094. The VLAN
When you use preconfigured VLAN
When you upgrade switch software to release 13.x.x and later, the existing MSTP topology configuration is automatically saved. All existing VLAN
Syntax:
This command sets the switch (bridge) priority for the designated instance. This priority is compared with the priorities of other switches in the same instance to determine the root switch for the instance. The lower the priority value, the higher the priority. (If there is only one switch in the instance, then that switch is the root switch for the instance.) The IST regional root bridge provides the path to instances in other regions that share one or more of the same VLAN(s).
The priority range for an MSTP switch is
For example, if you configure “5” as the
Note: If multiple switches in the same MST instance have the same priority setting, then the switch with the lowest MAC address becomes the root switch for that instance.