Normy DIN - Německé národní normy - strana 1935

Public Switched Telephone Network (PSTN) - Category II specification for 300 bit/s duplex modems standardized for use on the PSTN.

Norma vydaná dňa 1.6.1999

Public Switched Telephone Network (PTSN) - Category II specification for 1200 bits per second duplex modems standardized for use on the PSTN.

Norma vydaná dňa 1.8.1997

Public Switched Telephone Network (PSTN) - Category II specification for 2400 bits per second duplex modems standardized for use on the PSTN.

Norma vydaná dňa 1.8.1997

Public Switched Telephone Network (PSTN) - Category II specification for 1200 bits per second half duplex and 1200/75 bits per second asymmetrical duplex modems standardized for use on the PSTN.

Norma vydaná dňa 1.8.1997

Equipment engineering (EE) - European telecommunication standard for equipment practice - Part 1: Introduction and terminology.

Norma vydaná dňa 1.8.1994

Equipment engineering (EE) - European telecommunication standard for equipment practice - Part 4: Engineering requirements for subracks in miscellaneous racks and cabinets.

Norma vydaná dňa 1.8.1994

Integrated Services Digital Network (ISDN); service requirements for telefax group 4.

Norma vydaná dňa 1.6.1993

Integrated Services Digital Network (ISDN) - Application of the ISDN User Part (ISUP) of ITU-T Signalling System No. 7 (SS7) for international ISDN interconnections (ISUP version 1); Amendment 1: International Emergency Preference Scheme (IEPS) service.

Norma vydaná dňa 1.7.2004

Integrated Services Digital Network (ISDN) - Generic keypad protocol for the support of supplementary services - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 1: Protocol specification.

Norma vydaná dňa 1.1.2000

Integrated Services Digital Network (ISDN) - Generic keypad protocol for the support of supplementary services - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification.

Norma vydaná dňa 1.1.2000