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ETSI - European Telecommunication Standard Institute(ETSI) produces globally-applicable standards for information and telecommunication technologies (ICT) including land, mobile, radio, converged, broadcast and internet technologies.
Attachments to the Public Switched Telephone Network (PSTN); Basic attachment requirements for modems standardized for use on the PSTN (Candidate NET 20)
Standard published on 31.10.1991
Selected format:Public Switched Telephone Network (PSTN); Basic Category I and Category II specifications for modems standardized for use on the PSTN
Standard published on 30.5.1996
Selected format: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)
Standard published on 30.6.1991
Selected format:Public Switched Telephone Network (PSTN); Category II specification for 300 bit/s duplex modems standardized for use on the PSTN
Standard published on 30.9.1997
Selected format:Attachments to the Public Switched Telephone Network (PSTN); Category II attachment requirements for 1200 bits per second duplex modems standardized for use on the PSTN (Candidate NET 22)
Standard published on 30.6.1991
Selected format:Public Switched Telephone Network (PSTN); Category II specification for 1 200 bits per second duplex modems standardized for use on the PSTN
Standard published on 30.5.1996
Selected format:Attachments to the Public Switched Telephone Network (PSTN); Category II attachment requirements for 2400 bits per second duplex modems standardized for use on the PSTN (Candidate NET 23)
Standard published on 30.6.1991
Selected format:Public Switched Telephone Network (PSTN); Category II specification for 2 400 bits per second duplex modems standardized for use on the PSTN
Standard published on 30.5.1996
Selected format:Attachments to the Public Switched Telephone Network (PSTN); Category II attachment requirements for 1200 bits per second half duplex and 1200/75 bits per second asymmetrical duplex modems standardized for use on the PSTN (Candidate NET 24)
Standard published on 30.6.1991
Selected format:Public Switched Telephone Network (PSTN); Category II specification for 1 200 bits per second half duplex and 1 200/75 bits per second asymmetrical duplex modems standardized for use on the PSTN
Standard published on 30.5.1996
Selected format:Latest update: 2025-05-08 (Number of items: 2 198 869)
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