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TS 02.68 (SA1)
VGCS – Voice Group Call Service Stage 1

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(P) GSM Rel-99 v8.2.1    2005/07    16 p.
(P) GSM Rel-98 v7.0.2    2000/08    15 p.
(P) GSM Rel-97 v6.0.1    1999/09    15 p.
(P) GSM Rel-96 v5.2.1    1998/12    17 p.

Rapporteur:  SCARRONE, Enrico
Descendant(s):  TS 42.068    
See also:  VGCS-related TS/TR    

This TS specifies the stage one description of the Voice Group Call Service (VGCS) which allows speech conversation of a predefined group of service subscribers in half duplex mode on the radio link taking into account multiple mobile service subscribers involved in the VGCS call per cell.

The VGCS is applicable to all mobile stations in a certain network and area which have the technical capability and the corresponding subscription, respectively, to participate in a VGCS call.


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1   Scope   PDF-p. 5
2   References
3   Definitions and abbreviations   PDF-p. 6
4   Description
5   Normal operation with successful outcome   PDF-p. 9
6   Exceptional procedures or unsuccessful outcome
7   Interaction with other GSM services   PDF-p. 11
8   Interworking considerations
A   Change history   PDF-p. 14

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