Cisco Nexus 5000 Series Command Reference Release 4.0(1a)N2(1) (OL-16599-01, March 2009)

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Cisco Nexus 5000 Series Command Reference
OL-16599-01
Chapter 2 Ethernet Commands
spanning-tree mst port-priority
spanning-tree mst port-priority
To set the port-priority parameters for any Multiple Spanning Tree (MST) instance, including the common
and internal spanning tree (CIST) with instance ID 0, use the spanning-tree mst port-priority command.
To return to the default settings, use the no form of this command.
spanning-tree mst instance-id port-priority priority
no spanning-tree mst instance-id port-priority
Syntax Description
Command Default Port priority value is 128.
Command Modes Interface configuration mode
Command History
Usage Guidelines Higher port-priority priority values indicate smaller priorities.
The priority values are 0, 32, 64, 96, 128, 160, 192, and 224. All other values are rejected.
Examples This example shows how to set the interface priority:
switch(config-if)# spanning-tree mst 0 port-priority 64
Related Commands
instance-id Instance ID number; valid values are from 0 to 4094.
priority Port priority for an instance; the range of valid values is from 0 to 224 in
increments of 32.
Release Modification
4.0(0)N1(1a) This command was introduced.
Command Description
show spanning-tree
mst
Displays the information about the MST protocol.
spanning-tree
port-priority
Configures port priority for default STP, which is Rapid PVST+.