ISO/IEC 15049:1997
Information technology -- Telecommunications and information exchange between systems -- Private Integrated Services Network -- Specification, functional model and information flows -- Advice of charge supplementary services
Ausgabedatum:
1997-05
Edition:
1.0
Sprache: EN - englisch
Seitenzahl: 67 VDE-Artnr.: 215378
The electronic version of this International Standard can be downloaded from the ISO/IEC Information Technology Task Force (ITTF) web site.