Integrated Services Digital Network (ISDN). ISDN lower layer protocols for telematic terminals
STANDARD published on 1.11.1994
Designation standards: ČSN ETS 300080
Classification mark: 877511
Catalog number: 16819
Publication date standards: 1.11.1994
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Category: Technical standards ČSN