Integrated Services Digital Network (ISDN); Conference call, add-on (CONF) supplementary service; Functional capabilities and information flows
NORMA vydána dne 14.4.1993
Designation standards: ETSI ETS 300184-ed.1
Publication date standards: 14.4.1993
The number of pages: 42
Approximate weight : 126 g (0.28 lbs)
Country: European technical standard
Kategorie: Technické normy ETSI