Enterasys Networks XSR CLI manual oam-pvc

Other ADSL Commands
XSR CLI Reference Guide 13-95
oam-pvc
Thiscommandenablesend‐to‐endF5(circuit)OAMcellproceduresforATMPermanentVirtual
Circuit(PVC)management.OAMcellsandhowtheyareusedareasfollows:
•AlarmIndicationSignal(AIS)–Receivedfromthenetworktoindicateaprobleminthe
forward‐to‐XSRdataflow.
•ContinuityCheck(CC)–Echoedtothesenderwhenreceived.TheXSRdoesnotgenerateCC
cellsforconnectivitymanagementbutwillrespondtoCCprocedurenegotiationcells.
•Loopback–Echoedbacktothesenderwhenreceived.TheXSRsendsloopbackcellstomonitor
theend‐to‐endconnectivityontheVC.
•RemoteDefectIndication(RDI)–Receivedfromthenetworktoindicateaprobleminthe
reverse‐from‐XSRdataflow.SenttothenetworktoindicateaprobleminthelocalnodeXSR
aswellasinresponsetoanyAIScellsreceived.
Theloopbackcellsmonitoranddeclarethecircuitupordownasfollows:
•ThecircuitisUPimmediatelyafterlinetrainingcompletessuccessfully.
•ThecircuitisdeclaredDOWNwhendown‐countconsecutiveloopbackresponsecellsare
missed.
•ThecircuitisdeclaredUPwhenup‐countconsecutiveloopbackresponsecellsarereceived.
ThiscommandrequiresaproperlyconfiguredATMsub‐interface.
Syntax
oam-pvc [manage][frequency]
Syntax of the “no” Form
ThenoformofthiscommanddisablesallOAMproceduresforthissub‐interface:
no oam-pvc
Mode
ATMSub‐Interfaceconfiguration:XSR(config-if<ATMx/x/x.x>)#
Defaults
•OAMprocedures:Disabled
•Intervalbetweenloopbackcells(frequency):10seconds
•Initialdown‐countvalue:5
•Initialup‐countvalue:3
manage Optionalkeyword.
frequency Intervalbetweensendingend‐to‐endF5OAMloopbackcellswhenthe
VCisintheUPstate.Range:1to3600seconds.