TERMINAL EQUIPMENT (TE) - INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - B-CHANNEL AGGREGATION UNIT (CAU)

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Hardcopy , PDF

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English

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European Telecommunications Standards Institute

Foreword
1 Scope
2 Normative references
3 Definitions
4 Symbols and abbreviations
   4.1 Symbols
   4.2 Abbreviations
5 General
   5.1 Application of this ETS
   5.2 Definition of the modes of transmission on
       the Multiple Channel (MC) side
   5.3 General description of the aggregation process
   5.4 CAU functionality
6 Choice of ISO Aggregation or H.244 Aggregation
   procedure
7 H.244 Aggregation procedure
   7.1 Call control
   7.2 Channel synchronisation
   7.3 In-band procedure using ITU-T Recommendation
       H.221 BAS codes
   7.4 Transmission of user information by a CAU
8 Initialisation, mode/rate changing and fault
   recovery
   8.1 Initialisation
   8.2 Change of transmission rate during a session
   8.3 Recovery from fault conditions
   8.4 Further mode changes
9 ISO Aggregation procedure
Annex A (informative): Examples
Annex B (informative): Example of SDL diagram for
        H.244 Aggregation initialisation
Annex C (informative): Comments on the modification
        of cap sets and commands
Annex D (informative): Bibliography
History

Specifies protocols for the synchronisation and aggregation of multiple ISDN channels at 64 kbit/s, these channels being with a differential delay in the range of +/- one second and with or without octet integrity structure.

Committee	TE 4
DocumentType	Standard
Pages	33
PublisherName	European Telecommunications Standards Institute
Status	Current
Supersedes	PRETS 300 481 : MAR 96

Standards	Relationship
PN ETS 300 481 : 2005	Identical

ISO/IEC 13871:1995	Information technology Telecommunications and information exchange between systems Private telecommunications networks Digital channel aggregation
ETS 300 145 : 20002	INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - AUDIOVISUAL SERVICES - VIDEOTELEPHONE SYSTEMS AND TERMINAL EQUIPMENT OPERATING ON ONE OR TWO 64 KBIT/S CHANNELS
ETS 300 143 : 20001	INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - AUDIOVISUAL SERVICES - INBAND SIGNALLING PROCEDURES FOR AUDIOVISUAL TERMINALS USING DIGITAL CHANNELS UP TO 2 048 KBIT/S
ETS 300 144 : 20002	INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - AUDIOVISUAL SERVICES - FRAME STRUCTURE FOR A 64 KBIT/S TO 1 920 KBIT/S CHANNEL AND ASSOCIATED SYNTAX FOR INBAND SIGNALLING

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ETS 300 481 : 20001

TERMINAL EQUIPMENT (TE) - INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - B-CHANNEL AGGREGATION UNIT (CAU)

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