
Integrated Services Digital Network (ISDN); Primary rate User-Network Interface (UNI); Part 1: Layer 1 specification. (Endorsed by AENOR in November of 2003.)
NORM herausgegeben am 1.11.2003
Designation standards: UNE-ETS 300011-1ED2
Publication date standards: 1.11.2003
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Kategorie: Technische Normen UNE