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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)

General information
Valid from 01.03.2000
Base Documents
ETS 300 392-11-21
Directives or regulations
None
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Standard history

Status
Date
Type
Name
01.03.2000
Main
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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Standard monitoring