ModelObjectDiagram,workTopologicalLink/LinkTerminationPoint(PTP/CTP)-)Unprotected2)Protected(MSP)P1wP1pP2wP2pTopologicalLink/linkTopologicalLink/linkTopologicalLink/(PTP/CTP)9NoteOChOTS/OMSOChSTM-16OChOChOTPKG:RSDWDMOChRSSTM-64OChOChcoloredOMUOALayerRateFacility/EQPTinNEBlue:(direction)Red:(direction)PTPCTPGroupofPTP/CTPSNC/Cross-connectNE10
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