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ČSN is a protected designation of Czech national technical standards.
Integrated Services Digital Network (ISDN) - Direct Dialling In (DDI) 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 (ISDN) - Direct Dialling In (DDI) 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 1.6.1999
Selected format:Integrated Services Digital Network (ISDN) - Direct Dialling In (DDI) 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) - Direct Dialling In (DDI) 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 1.6.1999
Selected format:Integrated Services Digital Network (ISDN) - Direct Dialling In (DDI) 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:Integrated Services Digital Network (ISDN) - Direct Dialling In (DDI) 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 1.6.1999
Selected format:Integrated Services Digital Network (ISDN) - Direct Dialling In (DDI) supplementary service - Digital Subscriber Signalling System No.one (DSS1) protocol - Part 6: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the network
Standard published on 1.4.1998
Selected format:Integrated Services Digital Network (ISDN) - Direct Dialling in (DDI) supplementary services - Digital Subscriber Signalling System No.one (DSS1) protocol - Part 6: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the network
Standard published on 1.6.1999
Selected format:Digitální síť integrovaných služeb (ISDN) - Provolba (DDI) - Doplňková služba - Protokol digitálního účastnického signalizačního systému číslo jedna (DSS1) - Část 6: Abstraktní testovací sestava (ATS) a specifikace dílčí proformy dodatečné informace o implementaci protokolu pro testování (PIXIT) síťové části (Norma k přímému použití jako ČSN).
Standard published on 1.8.2000
Selected format:Integrated Services Digital Network (ISDN). Calling Line Identification Presentation (CLIP) and Calling Line Identification Restriction (CLIR) supplementary services. Functional capabilities and information flows
Standard published on 1.11.1994
Selected format:Latest update: 2025-12-18 (Number of items: 2 252 678)
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