Business TeleCommunications (BTC). 64 kbit/s digital unstructured leased line with octet integrity (D64U). Connection characteristics
STANDARD published on 1.12.1994
Designation standards: ČSN ETS 300289
Classification mark: 871510
Catalog number: 17112
Publication date standards: 1.12.1994
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Category: Technical standards ČSN