Integrated Services Digital Network (ISDN); Primary rate user-network interface; Layer 1 specification and test principles
STANDARD published on 30.4.1992
Designation standards: ETSI ETS 300011-ed.1
Publication date standards: 30.4.1992
The number of pages: 77
Approximate weight : 231 g (0.51 lbs)
Country: European technical standard
Category: Technical standards ETSI