Lucent Technologies DDM-2000 OC-12 User Manual

RTRV-ALM 17of13Page RTRV-ALM
DescriptionReportDescriptionReport
(Contd)DescriptionsRTRV-ALM11-3.Table
MeaningDescription
signalOC-3receivedthein(BER)ratioerrorbitThe
10exceeds
− 3
.
end,neartheatCPOLIUtheofFailurecauses:Likely
atCPOLIUtheoffailureorfiber,receivetheoffailure
end.farthe
(BER)failedsig.OC3inc.
alarmSTS-1incomingandetectedhassystemThe
line.OC-12orOC-3activethein(AIS)signalindication
STS-1transmittingandDSXthetowardAISDS3or
beingisAISthewhichfromfiberthetowardbackyellow
received.
cross-connectincorrectorIncompletecauses:Likely
unprotectednetwork;end-to-endaninprovisioning
end.fartheatCPOLIUor3DS3aoffailureorremoval
AISSTS1inc.
(LOP)loss-of-pointeradetectedhassystemThe
forfoundbenotcouldpointerSTS-1validAcondition.
signal.STS-1identifiedtheinframesconsecutiveeight
STS1EendnearorendfartheofFailurecauses:Likely
pack.circuit3STS1Eor
EC1LOPSTS1inc. x
(LOP)loss-of-pointeradetectedhassystemThe
forfoundbenotcouldpointerSTS-1validAcondition.
signal.STS-1identifiedtheinframesconsecutiveeight
onSTS-1theonoccursconditionthisIfcauses:Likely
unprotectedaniscauselikelythelines,OC-12both
conditionthisIfend.fartheatCP3DS3aoffailure
failureiscauselikelytheline,OC-12oneonlyonoccurs
end.farorendneartheatCPOLIUtheof
OC12LOPSTS1inc. x
(LOP)loss-of-pointeradetectedhassystemThe
forfoundbenotcouldpointerSTS-1validAcondition.
signal.STS-1identifiedtheinframesconsecutiveeight
onSTS-1theonoccursconditionthisIfcauses:Likely
unprotectedaniscauselikelythelines,OC-3both
thisIfend.fartheatCPDS3aorMXRVOanoffailure
causelikelytheline,OC-3oneonlyonoccurscondition
end.farorendneartheatCPOLIUtheoffailureis
OC3LOPSTS1inc. x
11-368 1997December1Issue OC-12DDM-2000

Lucent Technologies DDM-2000 OC-12 Specifications

General

Brand	Lucent Technologies
Model	DDM-2000 OC-12
Category	Multiplexer
Language	English