M00043313
New product
INTEGRATED SERVICES DIGITAL NETWORK (ISDN); CALL WAITING (CW) SUPPLEMENTARY SERVICE - SERVICE DESCRIPTION
European Telecommunications Standards Institute
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Availability date: 11/06/2021
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
8.2 Call waiting
8.3 Call hold
8.4 Call transfer services
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-user signalling
History
Defines the stage one of the Call Waiting (CW) supplementary service for the pan-European Integrated Services Digital Network (ISDN) as given by European public telecommunications operators. Defines the stage one of the Call Waiting (CW) supplementary service for pan-European Integrated Services Digital Network (ISDN) as given by European public telecommunication operators. Where the service is provided to the user via a private ISDN, this standard specifies the base functionality. Also defines the interworking requirements of private ISDNs with the public ISDN. Excludes charging principles.
Published | |
Document Type | Standard |
Status | Current |
Publisher | European Telecommunications Standards Institute |
Pages | |
ISBN | |
Committee | NA 1 |