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set spantree tctrapsuppress

SecureStack B3 Configuration Guide 7-23

Mode

Switchcommand,read‐only.

Example

Thisexampleshowshowtodisplaythestatusoftopologychangetrapsuppression:

B3(rw)->show spantree tctrapsuppress

Topology change Trap Suppression is set to enabled

set spantree tctrapsuppress

UsethiscommandtodisableorenabletopologychangetrapsuppressiononRapidSpanningTree

edgeports.

Syntax

set spantree tctrapsuppress {disable | enable}

Parameters

Defaults

None.

Mode

Switchcommand,read‐write.

Usage

Bydefault,RSTPnon‐edge(bridge)portsthattransitiontoforwardingorblockingcausethe

switchtoissueatopologychangetrap.Whentopologychangetrapsuppressionisenabled,which

isthedevicedefault,edgeports(suchasendstationPCs)arepreventedfromsendingtopology

changetraps.Thisisbecause

thereisusuallynoneedfornetworkmanagementtomonitoredge

portSTPtransitionstates,suchaswhenPCsarepoweredon.Whentopologychangetrap

suppressionisdisabled,allports,includingedgeandbridgeports,willtransmittopologychange

traps.

Example

ThisexampleshowshowtoallowRapidSpanningTreeedgeportstotransmittopologychange

traps:

B3(rw)->set spantree tctrapsuppress disable

clear spantree tctrapsuppress

UsethiscommandtoclearthestatusoftopologychangetrapsuppressiononRapidSpanning

Treeedgeportstothedefaultstateofenabled(edgeporttopologychangesdonotgeneratetraps).

Syntax

clear spantree tctrapsuppress

disable|enable Disablesorenablestopologychangetrapsuppression.

Enterasys SecureStack B3 User Manual

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