Spanning-Tree Force-Version - Allied Telesis SwitchBlade x908 Series Software Reference Manual

Spanning Tree Commands

spanning-tree force-version

Use this command to force the protocol version for the switch port. Use this command for
RSTP or MSTP only.
Syntax
spanning-tree force-version <version>
no spanning-tree force-version
Parameter
<version>
Interface mode
Mode
By default, no version is forced for the port. The port is in the spanning tree mode configured
Default
for the device, or a lower version if it automatically detects one.
Set the value to enforce the spanning tree protocol (STP):
Examples
awplus(config-if)#
Set the default protocol version:
awplus(config-if)#
show spanning-tree
Related Commands
19.28
Description
<0-3> Version identifier.
0 - Forces the port to operate in STP mode
1- Not supported
2 - Forces the port to operate in RSTP mode. If it receives STP BPDUs, it
can automatically revert to STP mode.
3 - Forces the port to operate in MSTP mode (this option is only available
if MSTP mode is configured. ) If it receives RSTP or STP BPDUs, it can
automatically revert to RSTP or STP mode.
awplus# configure terminal
awplus(config)# interface port1.1.2
spanning-tree force-version 0
awplus# configure terminal
awplus(config)# interface port1.1.2
no spanning-tree force-version
Software Reference for SwitchBlade® x908, x900 and x600 Series Switches
TM
AlliedWare Plus Operating System - Software Version 5.3.1 C613-50007-01 REV B