This European Telecommunication Standard (ETS) specifies the stage 3 description of the Supplementary Service CR Call Report for the Terrestrial Trunked RAdio (TETRA). Call Report allows a calling User A MS/LS, encountering either a busy destination user B, a no reply user B or a not reachable user B to have the call reported to user B as soon as possible. Man-Machine Interface and charging principles are outside the scope of this ETS.
PUBLISHED
SSH ETS 300 392-12-2:2000 ed.1
60.60
Standard published
11 sht 2025