Table of Contents
1Scope
2References
3Definitions
4sSTMinterfacerates
5Transportformats
5.1Sectionoverhead
5.2Scrambling
5.3FramestructureforthesSTM-2ninterface
5.4nxTUG-2payloads
6Overheadfunctions
6.1Interfacelayers
6.1.1Physicallayers
6.1.2Sectionlayer
6.1.3Pathlayer
6.2sSTMsectionoverhead
6.2.1Regeneratorsectionoverhead
6.2.2Multiplexsectionoverhead
6.3sSTMmaintenancesignals
6.3.1VC-nPathlayermaintenancesignals
6.3.2sSTMmultiplexsectionremotedefect
indication(MS-RDI)
6.3.3sSTMmultiplexsectionalarmindication
signal(MS-AIS)
7sSTM-2ninterfaceAPS
8Multiplexingandnumberingstructure
8.1Multiplexingstructure
8.2Numberingstructure
AnnexAStructuresforradio-relayapplications
A.1Scope
A.2Interfacerates
A.3kxTU-12payloads
A.4Media-dependentoverheadfunctions
A.5Multiplexingandnumberingstructure
A.5.1Multiplexingstructure
A.5.2Numberingstructure
AnnexBFrameformatofareducedfunctionalitysSTM-11
forintra-stationcrossconnectsofTU-12using
existingofficewiring
AnnexCNumberingstructureofTUsintosSTMframe
formats
C.1NumberingofTU-2sinasSTM-2n
C.2NumberingofTU-12sinasSTM-2n
C.3NumberingofTU-11sinasSTM-2n
C.4NumberingofTU-12sinasSTM-1k Abstract
As an extension of Recommendation G.707, gives requirements for the sub STM-0 signals at the Network Node Interface of a synchronous digital network as bit rates, frames structures, mapping formats and multiplexing elements and overheads functionalities.
