EN 300 356-21 : 4.2.1
Current
The latest, up-to-date edition.
INTEGRATED SERVICES DIGITAL NETWORK (ISDN); SIGNALLING SYSTEM NO. 7 (SS7); ISDN USER PART (ISUP) VERSION 4 FOR THE INTERNATIONAL INTERFACE; PART 21: ANONYMOUS CALL REJECTION (ACR) SUPPLEMENTARY SERVICE
Hardcopy , PDF
English
Intellectual Property Rights
Foreword
1 Scope
2 References
3 Definitions and abbreviations
3.1 Definitions
3.2 Abbreviations
4 Description
5 Provision and withdrawal
6 Coding requirements
7 State definitions
8 Signalling procedures
9 Interaction with other networks
9.1 Interworking with non-ISDN networks
9.2 Interworking with existing ISDN networks
9.3 Interworking with Private Networks
10 Interaction with other supplementary services
History
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