Integrated Services Digital Network (ISDN); Standards guide
NORMA vydaná dňa 31.3.1993
Designation standards: ETSI ETR 076-ed.1
Publication date standards: 31.3.1993
The number of pages: 90
Approximate weight : 301 g (0.66 lbs)
Country: European technical standard
Kategória: Technické normy ETSI