Integrated Services Digital Network (ISDN). Circuit-mode multiple-rate unrestricted 8 kHz structured bearer service gategory. Service description (including Corrigendum:1995)
STANDARD published on 1.1.1996
Designation standards: ČSN ETS 300389
Classification mark: 873555
Catalog number: 18834
Publication date standards: 1.1.1996
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Category: Technical standards ČSN