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ETSI ETS 300 392-12-11
- Terrestrial Trunked Radio (TETRA); Voice plus Data (V+D); Part 12: Supplementary services stage 3; Sub-part 11: Call Waiting (CW)
- standard by European Telecommunications Standards Institute, 09/01/2000
- Publisher: ETSI
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To define the Stage 3 requirements of TETRA SS Call Waiting