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TS 44.068 (CT1)
Group Call Control (GCC) protocol

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GSM Rel-99 v8.1.0  2000/03  31 p.
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GSM Rel-96 v5.5.0  2000/03  32 p.

Rapporteur:  Mr. Lauster, Reinhard

This TS specifies the Group Call Control (GCC) protocol used by the Voice Group Call Service (VGCS) on the radio interface.

full Table of Contents for  TS 44.068  Word version:   15.0.0

 

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1  ScopeWord-p. 6
2  References
3  Definitions and abbreviations
4  Applicability
5  Main concepts
6  Elementary procedures for Group Call ControlWord-p. 8
6.1  Overview
6.2  Procedures for establishment of a group call
6.3  Procedures during the active state of a group call
6.4  Procedures for release, abortion, and termination of a group call
6.5  Miscellaneous procedures
7  Handling of unknown, unforeseen, and erroneous protocol data
8  Message functional definitions and contentsWord-p. 20
9  Contents of information elements value partsUp
A  Example of the coding of the user-user information after decompression of the originator-to-dispatcher informationWord-p. 34
B  Change HistoryWord-p. 35

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