Enterasys-networks D-Series Manual do Utilizador Página 269

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set spantree disputedbpduthreshold
Enterasys D-Series CLI Reference 8-51
Defaults
None.
Mode
Switchcommand,readwrite.
Example
ThisexampleshowshowtoresettheLoopProtecteventnotificationstatetothedefaultof
disabled.
D2(rw)->clear spantree lptrapenable
set spantree disputedbpduthreshold
UsethiscommandtosetthedisputedBPDUthreshold,whichisthenumberofdisputedBPDUs
thatmustbereceivedonagivenport/SIDuntiladisputedBPDUtrapissent.
Syntax
set spantree disputedbpduthreshold value
Parameters
Defaults
None.
Mode
Switchcommand,readwrite.
Usage
AdisputedBPDUisoneinwhichtheflagsfieldindicatesadesignatedroleandlearning,andthe
priorityvectorisworsethanthatalreadyheldbytheport.IfadisputedBPDUisreceivedtheport
isforcedtothelisteningstate.Refertothe802.1Q2005standard,IEEEStandard
forLocaland
MetropolitanAreaNetworksVirtualBridgedLocalAreaNetworks,forafulldescriptionofthedispute
mechanism,whichpreventsloopingincasesofonewaycommunication.
ThedisputedBPDUthresholdisanintegervariablethatrepresentsthenumberofdisputed
BPDUsthatmustbereceivedonagiven
port/SIDuntiladisputedBPDUtrapissentandasyslog
messageisissued.Forexample,ifthethresholdis10,thenatrapisissuedwhen10,20,30,andso
on,disputedBPDUshavebeenreceived.
Ifthevalueis0,trapsarenotsent.Thetrapindicates
port,SIDandtotalDisputedBPDUcount.
Thedefaultis0.
value SpecifiesthenumberofdisputedBPDUsthatmustbereceivedona
givenport/SIDtocauseadisputedBPDUtraptobesent.
Athresholdof0indicatesthattrapsshouldnotbesent.Thedefault
valueis0.
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