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Integrated Services Digital Network (ISDN). Audiovisual services. Frame structure for a 64 kbit/s to 1920 kbit/s channel and associated syntax for inband signalling
WITHDRAWN published on 1.12.1995
Selected format:Integrated Services Digital Network (ISDN). Audiovisual services. Videotelephone systems and terminal equipment operating on one or two 64 kbit/s channels
WITHDRAWN published on 1.12.1995
Selected format:Characteristics of a 1550 nm wavelength loss-minimized single-mode optical fibre cable
Standard published on 1.1.1999
Selected format:Transmission and Multiplexing (TM). Synchronous cross connect equipment 64 and n x 64 kbit/s cross connection rate 2048 kbit/s access ports. Part 1: Core functions and characteristics
WITHDRAWN published on 1.3.1994
Selected format:Integrated Services Digital Network (ISDN). Basic user-network interface. Layer 1 specification and test principles
WITHDRAWN published on 1.3.1994
Selected format:Koncové zariadenia (TE). Požiadavky na pripojenie koncového zariadenia k dátovým sieťam s prepájaním okruhov a k prenajatým okruhom prostredníctvom rozhrania podľa odporúčania CCITT X.21 alebo k rozhraniu fyzicky, funkčne a elektricky kompatibilnému s odporúčaním CCITT X.21, ale pracujúcemu s prenosovou rýchlosťou do 1984 kbit/s vrátane (Norma na priame používanie ako STN).
Standard published on 1.4.2011
Selected format:Digital Terminals and Access (DTA);Attachment requirements for Data Terminal Equipment (DTE) to connect to Packet Switched Public Data Networks (PSPDNs) for CCITT Recommendation X.25 interfaces at data signalling rates up to 1 920 kbit/s utilizing interfaces derived fromCCITT Recommendations X.21 and X.21 bis
Standard published on 1.4.2011
Selected format:Integrated Services Digital Network (ISDN);Attachment requirements for terminal equipment to connect to an ISDN using ISDN basic access
Standard published on 1.4.2011
Selected format:Integrated Services Digital Network (ISDN);Attachment requirements for terminal equipment to connect to an ISDN using ISDN basic access
Change published on 1.4.2011
Selected format:Integrated Services Digital Network (ISDN);Attachment requirements for terminal equipment to connect to an ISDN using ISDN primary rate access
Standard published on 1.4.2011
Selected format:Latest update: 2026-11-05 (Number of items: 2 209 078)
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