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19.10 Configuration of Multiple Spanning Tree
19.10.1 List of configuration commands
The following table describes the commands used to configure Multiple Spanning Tree.
Table 19-17 List of configuration commands
Command name
instance
name
revision
spanning-tree cost
spanning-tree mode
spanning-tree mst configuration
spanning-tree mst cost
spanning-tree mst forward-time
spanning-tree mst hello-time
spanning-tree mst max-age
spanning-tree mst max-hops
spanning-tree mst port-priority
spanning-tree mst root priority
spanning-tree mst transmission-limit
spanning-tree port-priority
19.10.2 Configuring Multiple Spanning Tree
(1) Configuring Multiple Spanning Tree
Points to note
When the Spanning Tree operating mode is set to Multiple Spanning Tree, PVST+
and Single Spanning Tree are stopped, and Multiple Spanning Tree operation is
started.
Command examples
1.
(config)# spanning-tree mode mst
Description
Sets VLANs belonging to Multiple Spanning Tree MST
instances.
Sets a string to identify a Multiple Spanning Tree region.
Sets revision numbers to identify Multiple Spanning Tree
regions.
Sets the path cost for a port.
Sets the operating mode for Spanning Tree functionality.
Sets the information required to form MST regions in Multiple
Spanning Tree.
Sets the path cost for each MST instance for Multiple Spanning
Tree.
Sets the time required for port status transitions.
Sets the sending interval for BPDUs.
Sets the maximum enabled time for sent BPDUs.
Sets the maximum number of hops within an MST region.
Sets the port priority for each MST instance in Multiple Spanning
Tree.
Sets the bridge priority for each MST instance.
Sets the maximum number of BPDUs that can be sent per
hello-time
interval.
Sets the port priority for a port.
19 Spanning Tree Protocol
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