Cisco IOS in a Nutshell, 2nd Edition

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Name

spanning-tree port-priority — interface

Synopsis

spanning-tree priority value
no spanning-tree priority value

Configures

The port priority value for spanning-tree calculations

Default

128

Description

The command specifies a spanning-tree path priority value for an interface, which is used when two bridges tie for position as the root-bridge. The priority value breaks the tie. Valid values are from 2 to 255, with a default of 128.

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