Related Commands

spanning-treeport-priority(4-114)

4.3.11.10spanning-tree port-priority

Use this command to configure the priority for the specified interface. Use the no form to restore the default.

Syntax

spanning-tree port-priority priority

no spanning-tree port-priority

priority – The priority for an interface. (Range: 0-240, in steps of 16)

Default Setting

128

Command Mode

Interface Configuration (Ethernet, Port Channel)

Command Usage

■This command defines the priority for the use of an interface in the spanning- tree algorithm. If the path cost for all interfaces on a switch are the same, the interface with the highest priority (that is, lowest value) is configured as an active link in the spanning tree.

■Where more than one interface is assigned the highest priority, the interface with lowest numeric identifier will be enabled.

Example

Console(config)#interface ethernet SNP5

Console(config-if)#spanning-tree port-priority 0

Console(config-if)#

4-114Sun Fire B1600 Blade System Chassis Switch Administration Guide • June 2003

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Sunfire B1600 manual Spanning-tree port-priority, Related Commands