Table of Contents
1Scope
1.1Functionalreferencemodel
2References
3Definitions
3.1Functionalmodeldefinitions
3.2Definitionofsignallingflowobjects
4Abbreviations
5Backbonenetworksignallingflows
5.1Objectreferencemodel
5.2Definitions
5.3Backbonenetworkestablishment
5.4Callmodificationflows
5.5Callrelease
5.6Bearerrelease
AnnexA-CompositestructuredAAL1signallingflows
A.1Changesto"BackwardBackboneNetworkEstablishment
CompositeFlow"proceduresnecessarytosupport
structuredAAL1bearers
A.2Changestothe"ForwardComposite"flowsnecessaryto
supportstructuredAAL1bearers
AnnexB-ISUP"NNI"accessestablishmentandreleaseflows
AnnexC-Overviewofbearerredirection
C.1Bearerredirection
C.2RedirectionSchema
AnnexD-Overviewof"Tunnelling"
D.1Introduction
D.2Operationofthemechanism Abstract
Provides procedures, information flows and information elements needed for supporting CS-2 signalling requirement flows for the support of narrowband services via broadband transport technologies. Describes functionality of the Serving Node and Call Mediation Node, and the associated protocols at the call control, bearer control, and call-bearer control levels needed for Capability Set 2.