Attachments to the Public Switched Telephone Network (PSTN); Category II attachment requirements for 300 bits per second duplex modems standardized for use on the PSTN (Candidate NET 21)
NORMA vydaná dňa 30.6.1991
Designation standards: ETSI ETS 300115-ed.1
Publication date standards: 30.6.1991
The number of pages: 20
Approximate weight : 60 g (0.13 lbs)
Country: European technical standard
Kategória: Technické normy ETSI