European digital cellular telecommunications system (Phase 2);Signalling interworking for supplementary services (GSM 09.11) (Endorsed by Asociación Espanola de Normalización in November of 2022.)
NORMA vydaná dňa 1.11.2022
Designation standards: UNE-ETS 300606ED1
Publication date standards: 1.11.2022
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE