Integrated Services Digital Network (ISDN); Basic access - safety and protection; Part 5: Interface Ib - protection
NORMA vydaná dňa 31.8.1992
Designation standards: ETSI ETS 300047-5-ed.1
Note: NEPLATNÁ
Publication date standards: 31.8.1992
The number of pages: 19
Approximate weight : 57 g (0.13 lbs)
Country: European technical standard
Kategória: Technické normy ETSI