configure stpd ports loop-protect

configure stpd stpd_name ports loop-protect [on | off] port_list


Enables and disables loop protect on a port.

Syntax Description

stpd_name Specifies an STPD (Spanning Tree Domain) name on the switch.
on Enables loop protect on the specified port.
off Disables loop protect on the specified port.
port_list Specifies one or more ports or slots and ports.


By default, loop protect is off.

Usage Guidelines

Loop protect prevents loops due to misconfiguration or one-way communication failures.


The following example enables loop protect on port 1:10 in the STP (Spanning Tree Protocol) domain r1:

configure stpd r1 ports loop-protect on 1:10


This command was first available in ExtremeXOS 15.7.1.

Platform Availability

This command is available on the Summit X450-G2, X460-G2, X670-G2, X770, and ExtremeSwitching X440-G2, X620, X690, X870 series switches.