C613-50057-01 REV A
Command Reference for AT-IX5-28GPX High Availability, High Power Video Surveillance PoE Switch
537
AlliedWare Plus™ Operating System - Version 5.4.5-0.x
S
PANNING
T
REE
C
OMMANDS
SPANNING
-
TREE
RESTRICTED
-
TCN
spanning-tree restricted-tcn
Overview
Use this command in Interface Configuration mode for a switch port interface only
to prevent TCN (Topology Change Notification) BPDUs (Bridge Protocol Data
Units) from being sent on a port. If this command is enabled, after a topology
change a bridge is prevented from sending a TCN to its designated bridge.
Use the
no
variant of this command to disable the restricted TCN functionality.
Syntax
spanning-tree restricted-tcn
no spanning-tree restricted-tcn
Default
The restricted TCN is disabled.
Mode
Interface Configuration mode for a switch port interface only.
Example
awplus#
configure terminal
awplus(config)#
interface port1.0.2
awplus(config-if)#
spanning-tree restricted-tcn