Telephone plug system for use at the network termination point of the Austrian analogue public switched telephone network
Edition 1997-08-01

Universal Personal Telecommunication (UPT) - UPT Phase 2 - Functional specification of the interface of a UPT Integrated Circuit Card (ICC) and Public Switched Telephone Network (PSTN), Integrated Services Digital Network (ISDN) and Global System for Mobile communications (GSM) terminals (one pass and multiple pass authentication) (Endorsement of the English version EN 300823 V 1.2.2 (1999-04) as German Standard)
Edition 2000-06

Attachments to the public switched telephone network (PSTN). Basic attachment requirements for modems standardized for use on the pstn (candidate NET 20)
Edition 1993-12-01

Attachments to the public switched telephone network (PSTN). Category II attachment for 1200 bits per second duplex modems standardized for use on the pstn (candidate NET 22)
Edition 1993-12-01

Attachments to the public switched telephone network (PSTN). Category II attachment for 300 bits per second duplex modems standardized for use on the pstn (candidate NET 21)
Edition 1993-12-01

Attachments to the public switched telephone network (PSTN). Category II attachment for 2400 bits per second duplex modems standardized for use on the pstn (candidate NET 23)
Edition 1993-12-01

Attachments to the public switched telephone network (PSTN). Category II attachment 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)
Edition 1993-12-01

Attachments to the public switched telephone network (PSTN). Category II attachment for 9600 or 4800 bits per second duplex modems standardized for use on the pstn (candidate NET 25)
Edition 1994-02-01

Public Switched Telephone Network (PSTN). Calling Line Identification Presentation (CLIP) supplementary service. Service description
Edition 1997-10-01

Terminal equipment (te). Syntax-based videotex lower layer protocols using packet mode access over the public switched telephone network (PSTN)
Edition 1994-11-01