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ČSN is a protected designation of Czech national technical standards.
Integrated Services Digital Network (ISDN). Connected Line Identification Presentaion (COLP) and Connected Line Identification Restriction (COLR) supplementary services. Functional Capabilities and information flows
Standard published on 1.11.1994
Selected format:Integrated Services Digital Network (ISDN). Connected Line Identification Presentation (COLP) supplementary service. Digital Subscriber Signalling System No. one (DSS1) protocol. Part 1: Protocol specification
Standard published on 1.7.1999
Selected format:Integrated Services Digital Network (ISDN). Connected Line Identification Presentation (COLP) supplementary service. Digital Subscriber Signalling System No. one (DSS1) protocol. Part 1: Protocol specification (including Amendment A1)
Standard published on 1.6.1995
Selected format:Integrated Services Digital Network (ISDN). Connected Line Identification Presentation (COLP) supplementary service. Digital Subscriber Signalling System No. one (DSS1) protocol. Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification
Standard published on 1.8.1996
Selected format:Integrated Services Digital Network (ISDN). Connected Line Identification Presentation (COLP) supplementary service. Digital Subscriber Signalling System No. one (DSS1) protocol. Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification
Standard published on 1.7.1999
Selected format:Integrated Services Digital Network - Connected Line Identification Presentation (COLP) supplementary service - Digital Subscriber Signalling System No.one (DSS1) protocol - Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for the user
Standard published on 1.11.1997
Selected format:Integrated Services Digital Network - Connected Line Identification Presentation (COLP) supplementary service - Digital Subscriber Signalling System No.one (DSS1) protocol - Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for the user
Standard published on 1.7.1999
Selected format:Integrated Services Digital Network (ISDN) - Connected Line Identification Presentation (COLP) supplementary service - Digital Subscriber Signalling System No.one (DSS1) protocol - Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the user
Standard published on 1.4.1998
Selected format:Integrated Services Digital Network (ISDN) - Connected Line Identification Presentation (COLP) supplementary service - Digital Subscriber Signalling System No.one (DSS1) protocol - Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the user
Standard published on 1.7.1999
Selected format:Integrated Services Digital Network (ISDN) - Connected Line Identification Presentation (COLP) supplementary service - Digital Subscriber Signalling System No.one (DSS1) protocol - Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network
Standard published on 1.4.1998
Selected format:Latest update: 2026-01-17 (Number of items: 2 256 397)
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