Integrated Services Digital Network (ISDN); Advice of Charge: charging information during the call (AOC-D) supplementary service; Service description
NORM herausgegeben am 31.10.1992
Designation standards: ETSI ETS 300179-ed.1
Publication date standards: 31.10.1992
The number of pages: 17
Approximate weight : 51 g (0.11 lbs)
Country: European technical standard
Kategorie: Technische Normen ETSI