Integrated Services Digital Network (ISDN); Calling Line Identification Restriction (CLIR) supplementary service; Service description (Endorsed by AENOR in September of 2003.)
NORM herausgegeben am 1.9.2003
Designation standards: UNE-EN 300090V1.2.1
Publication date standards: 1.9.2003
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Kategorie: Technische Normen UNE