ITU O.163:1988
ITU O.163:1988 Equipment To Perform In-service Monitoring On 1544 Kbit/s Signals
Table of Contents
1General2Inputrequirements
2.1Interface
2.2Inputimpedance
2.3Inputsensitivity
2.4Inputjittertolerance
2.5Inputlinecodes
3Detection,measurement,andindicationrequirements
3.1Detectionandindicationoffaultconditions
3.2Framealignmentsignal(FAS)errorperformance
measurements
3.3CRC-6errorperformancemonitoring
3.4Lossofframe-alignmentcount
3.5Measurementofcodeviolations
3.6Channeltimeslotaccess
3.74kbit/sdatalinkaccess
3.8Signallingbitaccess
4Controlanddisplayrequirements
4.1Measurementtimer
4.2Countregisters
4.3Selectionofmulti-framestructure
4.4Lock/resetofdisplays
5Monitoringequipmentselfdiagnostics
6Interfaceforremotecontrolandmeasurementresults
7Operatingenvironment
References