This European Telecommunication Standard (ETS) specifies the stage one description of the Voice Group Call Service (VGCS) which allows speec h conversation of a predefined group of service subscribers in half du plex mode on the radio link taking into account multiple mobile servic e 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 subscr iption, respectively, to participate in a VGCS call. NOTE: It is not considered as requirement that normal GSM phase 2 mobi le stations will be able to be used for this service. The service is described from the service subscriber s and user s poin t of view; in particular: – the procedure for normal operation with successful outcome;- the action to be taken in exceptional circumstances;- the interaction with other GSM services and features.This ETS does not deal with the Man-Machine Interface (MMI) requiremen ts, but makes reference to the appropriate Global System for Mobile Co mmunications (GSM) specifications. This ETS defines a teleservice of the digital cellular telecommunicati ons system GSM. Any interaction with other services and/or networks no t dealt with in clauses 8 or 9 are outside the scope of this ETS.
- Edition:
- 1
- Published:
- 05/01/1997
- Number of Pages:
- 17
- File Size:
- 1 file , 51 KB
- Note:
- This product is unavailable in Russia, Ukraine, Belarus
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