Zte ZXR10 2928E-PS

ZXR102900ESeriesCongurationGuide
lInbothmodes,whenanEchomessageissent,thedevicedetectsthattheneighbor
ofthepeerportisnotthedeviceitselfduringthenalneighbordetection.
lInaggressivemode,thestatusbecomesPROBEbecausethelastneighborisaged,
andmultipleProbemessagesaresentcontinuouslywithoutanyresponse.
lInaggressivemode,theportreceivestheUDLDmessagesentbyitselfandthereis
aself-loop.
Topreventaneighborfrombeingagedbymistake,alocaldevicesendsFlushmessages
onitsowninitiativetotheportonwhichtheUDLDfunctionisenabledinthefollowing
situations.
lTheportisdownadministratively.
lUDLDisdownontheport.
lThedeviceisrestarted.
ConguringUDLD
TheUDLDcongurationincludesthefollowingcommands:
CommandFunction
zte(cfg)#udldport<portlist>{enable|disable}EnablesordisablesUDLDonaport.
zte(cfg)#udldport<portlist>mode{aggressive|normal}SetsthemodeofaportinUDLD.
zte(cfg)#udldport<portlist>messagetimer<7-90>
Setstheintervalofsendingmessages
afterUDLDenterstheBiDirectional
statusandtheportissteady.
zte(cfg)#udldport<portlist>recovery{enable|disable}
EnablesordisablestheUDLDrecovery
function.
zte(cfg)#udldport<portlist>recoverytimer<10-600>Setstherecoveryinterval.
zte(cfg)#udldport<portlist>reset
Recoverslinkestablishmentfunctionon
aportmanually.
zte(cfg)#udldforce-check{enable|disable}
Enablesordisablestheforced
monologuedetectionfunction.
zte(cfg)#udldforce-checktimer<15-600>
Setstheforcedmonologuedetection
period.
showudld(allcongurationmodes)
DisplaysUDLDcongurationonall
ports.
showudldport[<portlist>](allcongurationmodes)
Displaysportconguration,statusand
detailedneighborinformation.
UDLDCongurationInstance
lCongurationDescription
AsshowninFigure4-53,itisrequiredthattheswitchcandetecttheconnectionerror,
sendalarminformationandshutdowntheports.
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SJ-20120409144109-002|2012-07-02(R1.0)ZTEProprietaryandCondential