Spanning-Tree Port-Priority - Cisco Catalyst 2960 Command Reference Manual

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Chapter 2 Catalyst 2960 Switch Cisco IOS Commands

spanning-tree port-priority

Use the spanning-tree port-priority interface configuration command to configure an interface

priority. If a loop occurs, spanning tree can find the interface to put in the forwarding state. Use the no

form of this command to return to the default setting.

Syntax Description

vlan vlan-id

The default is 128.

Command Modes

Interface configuration

Command History

Usage Guidelines

If the variable vlan-id is omitted, the command applies to the spanning-tree instance associated with

You can set the priority on a VLAN that has no interfaces assigned to it. The setting takes effect when

you assign the interface to the VLAN.

If you configure an interface with both the spanning-tree vlan vlan-id port-priority priority command

and the spanning-tree port-priority priority command, the spanning-tree vlan vlan-id port-priority

priority command takes effect.

spanning-tree [vlan vlan-id] port-priority priority

no spanning-tree [vlan vlan-id] port-priority

(Optional) VLAN range associated with a spanning-tree instance. You can specify a

single VLAN identified by VLAN ID number, a range of VLANs separated by a

hyphen, or a series of VLANs separated by a comma. The range is 1 to 4094.

Number from 0 to 240, in increments of 16. Valid values are 0, 16, 32, 48, 64, 80,

96, 112, 128, 144, 160, 176, 192, 208, 224, and 240. All other values are rejected.

The lower the number, the higher the priority.

Modification

This command was introduced.

spanning-tree port-priority

Catalyst 2960 Switch Command Reference