Private Integrated Services Network (PISN);Specification, functional model and information flows;Wireless terminal call handling additional network features [ISO/IEC 15430 (1999) modified] (Endorsed by Asociación Espanola de Normalización in December of 2021.)
NORMA vydaná dňa 1.12.2021
Designation standards: UNE-EN 301826V1.1.1
Publication date standards: 1.12.2021
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE