ETS 300 357 : 20001
Current
The latest, up-to-date edition.
INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - COMPLETION OF CALLS TO BUSY SUBSCRIBER (CCBS) SUPPLEMENTARY SERVICE - SERVICE DESCRIPTION
Hardcopy , PDF
English
Foreword
1 Scope
2 Normative references
3 Definitions
4 Symbols and abbreviations
5 Description
6 Procedures
6.1 Provision and withdrawal
6.2 Normal procedures
6.3 Exceptional procedures
7 Intercommunication considerations
7.1 Interworking with non-ISDNs
7.2 Interworking with private ISDNs
8 Interaction with other supplementary services
8.1 Advice of charge services
8.2 Call waiting
8.3 Call hold
8.4 Explicit call transfer
8.5 Number identification services
8.6 Closed user group
8.7 Completion of calls to busy subscriber
8.8 Conference services
8.9 Direct dialling in
8.10 Diversion services
8.11 Freephone
8.12 Malicious call identification
8.13 Multiple subscriber number
8.14 Subaddressing
8.15 Terminal portability
8.16 Three party
8.17 User-to-user signalling
Annex A (normative): Determination of the existence of
compatible terminals
Annex B (informative): Bibliography
History
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