Configuring Spanning Tree Loop Protect Features clear spantree lplock
6-68 Spanning Tree Configuration
Parameters
Defaults
Ifnoportstringisspecified,statusisdisplayedforallports.
IfnoSIDisspecified,SID0isassumed.
Mode
Switchcommand,ReadOnly.
Usage
AportcanbecomelockedifaconfigurednumberofLoopProtecteventsoccurduringthe
configuredwindowoftime.Seethesetspantreelpthresholdandsetspantreelpwindow
commands.Onceaportisforcedintoblocking(locked),itremainslockeduntilmanually
unlockedwiththeclearspantreelplockcommand.
Example
ThisexampleshowshowtodisplayLoopProtectlockstatusonge.1.1:
Matrix(rw)->show spantree lplock port ge.1.1
LoopProtect Lock status for port ge.1.1 , SID 0 is UNLOCKED.

clear spantree lplock

Usethiscommandtomanuallyunlockablockedportandoptionally,perSID.
Syntax
clear spantree lplock port-string [sid sid]
Parameters
Defaults
IfnoSIDisspecified,SID0isassumed.
Mode
Switchcommand,ReadOnly.
portstring (Optional)Specifiesport(s)forwhichtodisplaytheLoopProtectlock
status.Foradetaileddescriptionofpossibleportstringvalues,referto
PortStringSyntaxUsedintheCLIonpage 42.
sidsid (Optional)SpecifiesthespecificSpanningTree(s)forwhichtodisplay
theLoopProtectlockstatus.Validvaluesare0‐4094.Ifnotspecified,
SID0isassumed.
portstring Specifiesport(s)forwhichtocleartheLoopProtectlock.Foradetailed
descriptionofpossibleportstringvalues,refertoPortStringSyntax
UsedintheCLIonpage 42.
sidsid (Optional)SpecifiesthespecificSpanningTree(s)forwhichtoclearthe
LoopProtectlock.Validvaluesare0‐4094.Ifnotspecified,SID0is
assumed.