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ECMA TR/73 : 1ED 98
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H.323/B-ISDN SIGNALLING INTEROPERABILITY
12-01-2013
1 Scope
2 References
3 Acronyms
4 Introduction
4.1 Overview of H.323 and related recommendations
4.1.1 H.323 concept and entities
4.1.2 Channels defined in H
4.1.3 Protocols and related standards
4.1.4 Call procedures
4.1.5 Fast connect
4.1.6 Inter-domain signalling
4.2 Overview of modelling work relating to B-ISDN
signalling
4.3 Overview of B-ISDN signalling - combined
call/bearer control
4.4 Overview of B-ISDN signalling - separated call
and bearer control
5 Related work
5.1 ECMA TC32-TG15 and ETSI SPS5 WG
5.2 ITU-T Study Group
5.3 ETSI project TIPHON
5.3.1 General
5.3.2 Gateway functional decomposition
5.4 ATM Forum SAA/RMOA
5.5 ECMA TC32-TG
5.6 IETF
5.6.1 SIP
5.6.2 IPTEL
5.6.3 E.164 Birds of a Feather activity
5.6.4 NAVDEC
6 H.323 and modelling of B-ISDN signalling
7 H.323 interworking via a gateway with B-ISDN
separated call and bearer control
7.1 Scenarios
7.2 Protocol interworking architecture
7.2.1 Scenario
7.2.2 Scenario
7.2.3 Scenario
7.3 Session control in B-ISDN environment
7.4 Resource control in B-ISDN environment
7.5 Call establishment
7.6 Bearer establishment
7.7 Addressing
7.7.1 Addressing in H
7.7.2 Addressing in B-ISDN and B-PISN
7.7.3 Address interworking between H.323 and
B-ISDN
7.8 Message sequences for basic communication
establishment
7.8.1 Scenarios 1a and 1b
7.8.2 Scenario 1c
7.8.3 Scenarios 2a and 2b
7.8.4 Scenario 2c
7.8.5 Scenario 3c
7.9 Generic Functional Protocol
7.10 Supplementary services
7.10.1 Introduction
7.10.2 Supplementary services in scenario
7.10.3 Supplementary services in scenario
7.10.4 Supplementary services in scenario
7.10.5 Areas for further work
7.11 Conferencing
7.12 Impact of T
8 H.323 interworking via a gateway with B-ISDN
combined call/bearer control
8.1 Scenarios
8.2 Protocol interworking architecture
8.2.1 Scenario
8.2.2 Scenario
8.2.3 Scenario
8.3 Session control in B-ISDN environment
8.4 Resource control in B-ISDN environment
8.5 Call/bearer establishment
8.6 Addressing
8.7 Message sequences for basic communication
establishment
8.7.1 Scenarios 1a and 1b
8.7.2 Scenario 1c
8.7.3 Scenarios 2a and 2b
8.7.4 Scenario 2c
8.7.5 Scenario 3c
8.8 Generic functional protocol
8.9 Supplementary services
8.10 Conferencing
8.11 Impact of T
9 Summary of interworking scenarios in 7 and
9.1 Scenario
9.2 Scenario
9.3 Scenario
10 Application of B-ISDN separated protocols to
gatekeeper-to-gatekeeper communication
11 Connection of remote H.323 environments via B-ISDN
11.1 Case 1 - full interworking
11.2 Case 2 - tunnelling
11.2.1 Scenario T1 - tunnelling of session and
resource control protocols
11.2.2 Scenario T2 - tunnelling of session
control protocol only
11.2.3 Scenario T3 - tunnelling of resource
control protocol only
11.2.4 Additional considerations when endstations
employ H.323 annex C (native IP network or
IP over ATM network)
11.2.5 Conclusions on tunnelling scenarios
12 Co-existence of H.323 annex C and B-ISDN signalling in
the same network
13 Impact of H.323 on future mobility protocols
13.1 Introduction
13.2 Mobility concepts
13.3 Mobility architecture
13.4 Virtual Home Environment (VHE)
14 Conclusions and recommendations
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