ITU G.738:1988
ITU G.738:1988 Characteristics Of Primary Pcm Multiplex Equipment Operating At 2048 Kbit/s And Offering Synchronous Digital Access At 320 Kbit/s And/or 64 Kbit/s
Table of Contents
1Generalcharacteristics1.1Fundamentalcharacteristicsforvoice-channel
encoding
1.2Bitrate
1.3Timingsignal
1.4Typesofaccess
2Framestructureanduseofderivedchanneltimeslots
2.1Framestructureof2048kbit/ssignal
2.2Useofderivedchanneltimeslots
3FramealignmentandCRCprocedures
3.1Lossofframealignment
3.2Recoveryofframealignment
3.3CRCmulti-framealignmentinTSO
3.4CRCbitmonitoring
4Faultconditionsandconsequentactions
4.1Faultconditions
4.2Consequentactions
5Signalling
6Interfaces
6.1Audiofrequencyinterface
6.2Digitalinterfaces
7Jitter
7.1Jitterat2048kbit/soutput
7.2Jitterattributaryoutputs
7.3Jittertransferfunctions