M00043354
New product
INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - CALL DEFLECTION (CD) 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 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 service
8.17 User-to-user signalling
Annex A (informative): Interaction between user-to-user
signalling and CD (after alerting)
History
Specifies the stage one of the Call Deflection (CD) supplementary service for the pan-European Integrated Services Digital Network (ISDN) as provided by European public telecommunications operators.
Published | |
Document Type | Standard |
Status | Current |
Publisher | European Telecommunications Standards Institute |
Pages | |
ISBN | |
Committee | NA 1 |
Supersedes |
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