Norm
[AKTUELL]
OENORM EN 300094 V 2.1.1
OENORM EN 300094 V 2.1.1
Integrated Services Digital Network (ISDN) - Connected Line Identification Presentation (COLP) supplementary service - Service description
Titel (englisch)
Integrated Services Digital Network (ISDN) - Connected Line Identification Presentation (COLP) supplementary service - Service description