1
Scope
1.1 Networks identified
1.2 Audio and video signals
1.3 ISDN call set-up
2 References
3 Definitions
4 Abbreviations
5 Multipoint configuration
6 Profile overview
7 Basic profiles
7.1 ISDN basic profile
7.2 CSDN basic profile
7.3 PSDN basic profile
7.4 PSTN basic profile
7.5 B-ISDN basic profile
7.6 LAN basic profile
8 Packet header to delimit data
units in an octet stream
9 Synchronization and convergence
function
9.1 SCF overview
9.2 SCF procedures
9.3 SCF messages
9.4 Quality of Service parameters
10 Q.922 protocol parameters and options
11 Data link frame structure transparency for start-stop transmission
12 Physical sublayer formed by H.221 MLP channels
13 Alternative profiles
13.1 Alternative: ISDN based on
Recommendation Q.922
13.2 Alternative: ISDN based on
Recommendation T.90
13.3 Alternative: ISDN based on
Recommendation V.120
13.4 Alternative: PSTN based on
Recommendation H.324
13.5 Alternative: B-ISDN based on
Recommendation H.222
13.6 Alternative: LAN based on data
unit transfer Annex A – Integration of multimedia signals framed
according to Recommendation H.221
Annex B – Extended transport connections
B.1 Scope
B.2 Normative references
B.3 Definitions
B.4 Abbreviations
B.5 Conventions
B.6 Overview
B.6.1 Extended transport connection model
B.6.2 Transport services
B.6.3 Modified use of X.224
B.6.4 Connection negotiation protocol
B.7 Extended transport connections
B.7.1 Initial connection establishment
B.7.2 Connection Re-establishment
B.7.3 Unreliable network service
B.8 Extended profiles
B.8.1 Reliable transports
B.8.2 Unreliable transports
B.9 Connection Negotiation Protocol
(CNP)
B.9.1 Overview
B.9.2 Structure of CNP TPDUs
B.9.3 Control TPDUs
B.9.4 Data TPDU
B.9.5 Using CNP within X.224
B.9.6 ASN.1 definition
B.10 Unreliable Segmentation and Reassembly
protocol
B.10.1 Overview
B.10.2 Structure of Unreliable SAR TPDUs
Appendix I – Multimedia conference call set-up in the
ISDN
I.1 Introduction
I.2 Basic requirements
I.3 Connection phase I.4 Phase A (ISDN D-channel protocol)
I.5 Phase B (H.242 protocol)
I.6 Phase C (T.120-series protocol)
Appendix II – GSS-API security framework
II.1 Introduction
II.2 IETF common authentication
technology (CAT)
II.2.1 IETF and CAT Working Group
II.2.2 GSS-API security framework
II.2.3 SPNEGO
II.3 T.123 Annex B security framework
II.3.1 GSS-API: Carrying GSS-API tokens via X.224 class 0 or CNP