Integrated Services Digital Network (ISDN); Basic call control procedures for circuit-switched bearer services; Functional capabilities and information flows [ITU-T Recommendation Q.71 (1993), modified]
NORMA vydaná dňa 20.3.1995
Designation standards: ETSI ETS 300350-ed.1
Publication date standards: 20.3.1995
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: European technical standard
Kategória: Technické normy ETSI