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TS 03.93 (CT4)
Technical realization of Completion of Calls to Busy Subscriber (CCBS) – Stage 2

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(P) GSM Rel-98 v7.0.0    1999/06    163 p.
(P) GSM Rel-97 v6.2.0    1998/10    163 p.

Rapporteur:  WIEHE, Ulrich
Descendant:  TS 23.093    
See also:  CCBS-related TS/TR    

This TS gives the stage 2 description of the Completion of Calls to Busy Subscriber (CCBS) supplementary service.


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1 Scope    2 References    3 Definitions and abbreviations    3.1 Definitions    3.2 Abbreviations    4 General    4.1 Overview    4.2 Architecture    5 Handling of completion of calls to busy subscriber    5.1 CCBS Timers    5.2 Information flows    5.3 Activation    5.4 Deactivation    5.5 Interrogation    5.6 Messages and their contents    6 Monitoring and CCBS Call Reporting    6.1 Monitoring    6.2 MSC/VLR Monitoring Model    6.3 CCBS Call Reporting    6.4 Location Update    7 Mobility    7.1 Mobility during Activation    7.2 Number used within CCBS Call    7.3 MS does Location Update    7.4 Mobility during CCBS Call in the destination network    8 Interaction with other supplementary services    8.1 Call forwarding unconditional (CFU)    8.2 Call forward on busy (CFB)    8.3 Call forwarding on no reply (CFNRy)    8.4 Call forwarding on MS not reachable (CFNRc)    8.5 Call Waiting (CW)    8.6 Multiparty service (MPTY)    8.7 Closed user group (CUG)    8.8 Advice Of Charge (AoC)    8.9 Barring of all outgoing calls (BAOC)    8.10 Barring of outgoing international calls (BOIC)    8.11 Barring of outgoing international calls except those directed to the home PLMN country (BOIC-exHC)    8.12 Barring of all incoming calls (BAIC)    8.13 Barring of incoming calls when roaming outside the home PLMN country (BIC-Roam)    8.14 Completion of calls to busy subscriber (CCBS)   


1   Scope   PDF-p. 6
2   References
3   Definitions and abbreviations   PDF-p. 7
4   General
5   Handling of completion of calls to busy subscriber   PDF-p. 9
6   Monitoring and CCBS Call Reporting   PDF-p. 26      Up
7   Mobility   PDF-p. 31
8   Interaction with other supplementary services   PDF-p. 32

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