show spantree lplock

Use this command to display the Loop Protect lock status per port and/or per SID.

Syntax

show spantree lplock [port port-string] [sid sid]

Parameters

port-string (Optional) Specifies port(s) for which to display the Loop Protect lock status. For a detailed description of possible port-string values, refer to Port String Syntax Used in the CLI in the S-, K-, and 7100 Series Configuration Guide.
sid sid (Optional) Specifies the specific Spanning Tree(s) for which to display the Loop Protect lock status. Valid values are 0 - 4094. If not specified, SID 0 is assumed.

Defaults

If no port-string is specified, status is displayed for all ports.

If no SID is specified, SID 0 is assumed.

Mode

All command modes.

Usage

A port can become locked if a configured number of Loop Protect events occur during the configured window of time. See the set spantree lpthreshold and commands. Once a port is forced into blocking (locked), it remains locked until manually unlocked with the command.

Example

This example shows how to display Loop Protect lock status on ge.1.1:

System(rw)->show spantree lplock port ge.1.1
LoopProtect Lock status for port ge.1.1    , SID 0   is UNLOCKED.