PD 6625:2000
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
PNO-ISC service description number 001. Completion of calls to busy subscriber (CCBS). Supplementary service
Hardcopy , PDF
11-15-2002
English
09-19-2000
0 PREFACE
0.1 Title
0.2 Normative Information
0.3 Contents
0.4 History
0.5 Issue Control
0.6 References
0.7 Glossary of terms
0.8 Scope
0.8.1 Document Structure
0.8.2 Scope of Service Description
0.8.3 Scope of Functional Description
1 SERVICE DESCRIPTION
1.1 General
1.2 Activation
1.3 Deactivation
1.4 Invocation and Operation
1.5 Exceptional Procedures - Activation
1.6 Exceptional Procedures - Deactivation
1.7 Exceptional Procedures - Invocation and Operation
1.7.1 User B becomes busy during the period
before user A is offered a CCBS recall
1.7.2 User A is busy or CCBS busy when user B
becomes not busy
1.7.3 User B is busy when the CCBS call is
offered to user B
1.8 Interaction with other Services
1.8.1 Display Calling Number Services
1.8.2 Number Portability
1.8.3 Translated Number Services
1.8.4 Diversion Type Services
1.8.5 Multiple Subscriber Number
1.8.6 Telemetry
1.8.7 Malicious Call Identification Services
1.8.8 Operator and Administration Services
1.8.9 Emergency Services
1.8.10 UK Barring Services
2 FUNCTIONAL DESCRIPTION
2.1 General
2.2 Activation
2.3 Deactivation
2.4 Invocation and Operation
2.5 Exceptional Procedures - Activation
2.6 Exceptional Procedures - Deactivation
2.6.1 Originating network
2.6.2 Terminating network
2.7 Exceptional Procedures - Invocation and Operation
2.7.1 User B becomes busy during the B idle
guard time
2.7.2 User A is busy when destination B
becomes not busy
2.7.3 User B is busy when the CCBS Call is
established
2.7.4 User B receiver unexpected CCBS call
2.8 Interaction with other Supplementary Services
2.8.1 Display Calling Number Services
2.8.2 Number Portability
2.8.3 Translated Number Services
2.8.4 Diversion Type Services
2.8.5 Multiple Subscriber Number
2.8.6 Telemetry
2.8.7 Malicious Call Identification Services
2.8.8 Operator and Administration Services
2.8.9 Emergency Services
2.8.10 UK Barring Services
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