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New ETSI GTS GSM 02.93 View larger

ETSI GTS GSM 02.93

M00000874

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ETSI GTS GSM 02.93 [ Withdrawn ] Digital cellular telecommunications system (Phase 2+) (GSM); Completion of Calls to Busy Subscriber (CCBS); Service description, Stage 1 (GSM 02.93)

standard by European Telecommunications Standards Institute, 12/01/1996

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This Global System for Mobile communications Technical Specification ( GTS) specifies the stage 1 description of Completion of Calls to Busy Subscriber (CCBS) from the subscriber s and user s points of view; in particular: -the procedures for normal operation with successful outcome; -the action to be taken in exceptional circumstances; -the interaction with other GSM supplementary services. This GTS does not deal with the Man-Machine Interface (MMI) requiremen ts, but makes reference to the appropriate GSM specifications. The charging principles applied to CCBS are outside of the scope of th is GTS. This GTS is applicable to the digital cellular telecommunication syste m Global System for Mobile communications (GSM). Any interactions with other networks not dealt with in clause 9 are outside the scope of th is GTS.