UNE-EN 301254V1.2.1

Private Integrated Services Network (PISN);Specification, functional model and information flows;Advice of charge supplementary services [ISO/IEC 15049 (1997) modified] (Endorsed by Asociación Espanola de Normalización in October of 2021.)

STANDARD published on 1.10.2021

Spanish -
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The information about the standard:

Designation standards: UNE-EN 301254V1.2.1
Publication date standards: 1.10.2021
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Category: Technical standards UNE