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ITU Q.2971:1995

ITU Q.2971:1995 Broadband Integrated Services Digital Network (b-isdn) - Digital Subscriber Signalling System No. 2 (dss 2) - User-network Interface Layer 3 Specification For Point-to-multipoint Call/connection Control Specifies the signalling protocol for the maintaining, establishing and clearing of point-to-multipoint virtual channel calls/connections by means of the Digital Subscriber Signalling System No. 2 (DS

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Table of Contents

1Scope
2References
3Definitions
4Abbreviations
5Description
6Operationalrequirements
7Primitivedefinitionsandstatedefinitions
8Codingrequirements
9SignallingproceduresatthecoincidentSbandTb
referencepoint
10ProceduresattheTbreferencepointforinterworking
withprivateB-ISDNs
11Interworkingwithothernetworks
12Interactionswithsupplementaryservices
13Parametervalues
14Dynamicdescription(SDLs)
AnnexAExtensionsforsymmetriccalloperation
AnnexBTransitnetworkselection
AnnexCAmendmentstoRecommendationQ.2951tosupportcalls/
connectionsusingtheproceduresofRecommendation
Q.2971
AnnexDAmendmentstoRecommendationQ.2957tosupportcalls/
connectionsusingtheproceduresofRecommendation
Q.2971
AnnexEHandlingoftheEnd-to-endtransitdelayinformation
element
AnnexFSDLDiagrams

Abstract

Specifies the signalling protocol for the maintaining, establishing and clearing of point-to-multipoint virtual channel calls/connections by means of the Digital Subscriber Signalling System No. 2 (DSS 2) at the Tb reference point of coincident Sv and Tb reference point (as described in CCITT I.413).

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