Private Integrated Services Network (PISN);Specification, functional models and information flows;Private User Mobility (PUM);Call handling Additional Network Features (ANFs) [ISO/IEC 17877 (2000), modified] (Endorsed by Asociación Espanola de Normalización in December of 2021.)
NORMA vydána dne 1.12.2021
Designation standards: UNE-EN 301657V1.1.1
Publication date standards: 1.12.2021
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Kategorie: Technické normy UNE