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EVS-ETS 300 392-11-21:2000

Terrestrial Trunked Radio (TETRA); Voice plus Data (V+D): Part 11: Supplementary Services (SS) Stage 2; Sub-part 21: Ambience Listening (AL)

Üldinfo
Kehtiv alates 01.03.2000
Alusdokumendid
ETS 300 392-11-21
Tegevusala (ICS grupid)
33.020 Sidetehnika üldküsimused
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ETSI standardeid meie e-poest osta ei saa. Neid on võimalik tasuta alla laadida siit.

Standardi ajalugu

Staatus
Kuupäev
Tüüp
Nimetus
01.03.2000
Põhitekst
This European Telecommunication Standard (ETS) defines the stage 2 specification of the Supplementary Service Ambience Listening (SS-AL) for the Trans-European Trunked Radio (TETRA) as provided by European operators. Stage 2 identifies the functional entities involved in the supplementary service and the information flows between them. Charging principles and Man-Machine Interface (MMI) are outside the scope of this ETS.
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