Standards ČSN - Czech national standards - Page 8227

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 1.2.1997

WITHDRAWN published on 1.6.1995

Attachment requirements for Data terminal equipment to connect to Packet Switched Public Data Networks using CCITT Recommendation X.25 (1984) interface. Requirements applicable to DTEs subscribing to Link Access Procedure Balanced (LAPB) extended (modulo 128) operation

Standard published on 1.6.1995

Attachment requirements for Data Terminal Equipment (DTE) to connect to Packet Switched Public Data Networks (PSPDN) using CCITT Recommendation X.25 (1984) interface. Requirements applicable to DTEs subscribing to Multilink operation

Standard published on 1.6.1995

Terminal Equipment (TE). Videotex. Audio syntax

Standard published on 1.11.1994

WITHDRAWN published on 1.11.1994

Terminal Equipment (TE). Videotex. Photographic Syntax

Standard published on 1.11.1994

Terminal Equipment (TE). Videotex. Photographic syntax

Standard published on 1.2.1997

Integrated Services Digital Network (ISDN). Syntax-based Videotex lower layers protocols for ISDN packet-mode (CCITT Recommendation X.31 Case A and Case B)

Standard published on 1.6.1995

Terminal Equipment (TE). Syntax-based Videotex lower layer protocols using packet mode access over the Public Switched Telephone Network (PSTN)

Standard published on 1.11.1994