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ETSI - European Telecommunication Standard Institute(ETSI) produces globally-applicable standards for information and telecommunication technologies (ICT) including land, mobile, radio, converged, broadcast and internet technologies.
ASN.1 library definition; Version 1.1
Standard published on 31.3.1997
Selected format:Broadband Integrated Services Digital Network (B-ISDN); Signalling System No.7; B-ISDN User Part (B-ISUP) Capability Set 1 (CS1); Basic services [ITU-T Recommendations Q.2761 to Q.2764 (1995), modified]
Standard published on 15.5.1997
Selected format:Broadband Integrated Services Digital Network (B-ISDN); Signalling System No.7; B-ISDN User Part (B-ISUP) Capability Set 1 (CS1); Supplementary services [ITU-T Recommendation Q.2730 (1995), modified]
Standard published on 15.5.1997
Selected format:Integrated Services Digital Network (ISDN); Signalling System No.7; Transaction Capabilities (TC) version 2; Test responder specification
Standard published on 15.9.1996
Selected format:Access and Terminals (AT); Analogue access to the Public Switched Telephone Network (PSTN); Subscriber line protocol over the local loop for display (and related) services; Part 1: On-hook data transmission
Standard published on 18.1.2001
Selected format:Access and Terminals (AT); Analogue access to the Public Switched Telephone Network (PSTN); Subscriber line protocol over the local loop for display (and related) services; Part 2: Off-hook data transmission
Standard published on 18.1.2001
Selected format:Access and Terminals (AT); Analogue access to the Public Switched Telephone Network (PSTN); Subscriber line protocol over the local loop for display (and related) services; Part 3: Data link message and parameter codings
Standard published on 18.1.2001
Selected format:Integrated Services Digital Network (ISDN); Synchronization and Co-ordination Function (SCF) for the provision of the OSI Connection-mode Network Service (OSI CONS) in an ISDN environment; Specification of SCF [ITU-T Recommendation Q.923 (1995), modified]
Standard published on 30.8.1996
Selected format:Broadband Integrated Services Digital Network (B-ISDN); Digital Subscriber Signalling System No. two (DSS2) protocol; Direct Dialling In (DDI) supplementary service; Part 1: Protocol specification [ITU-T Recommendation Q.2951, clause 1 (1995), modified]
Standard published on 31.7.1997
Selected format:Broadband Integrated Services Digital Network (B-ISDN); Digital Subscriber Signalling System No. two (DSS2) protocol; Direct Dialling In (DDI) supplementary service; Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification
Standard published on 31.7.1997
Selected format:Latest update: 2026-01-05 (Number of items: 2 253 795)
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