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ČSN is a protected designation of Czech national technical standards.
WITHDRAWN published on 1.6.1995
Selected format: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
Selected format: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
Selected format:Terminal Equipment (TE). Videotex. Audio syntax
Standard published on 1.11.1994
Selected format:
WITHDRAWN published on 1.11.1994
Selected format:Terminal Equipment (TE). Videotex. Photographic Syntax
Standard published on 1.11.1994
Selected format:Terminal Equipment (TE). Videotex. Photographic syntax
Standard published on 1.2.1997
Selected format: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
Selected format: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
Selected format:Terminal Equipment (TE). Framework of videotex terminal protocols
Standard published on 1.11.1994
Selected format:Latest update: 2026-04-08 (Number of items: 2 271 105)
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