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ČSN is a protected designation of Czech national technical standards.
Integrated Services Digital Network (ISDN). Conference call, add-on (CONF) 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). Conference call, add-on (CONF) 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 1.7.1997
Selected format:Integrated Services Digital Network (ISDN). Conference call, add-on (CONF) 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:Digitální síť integrovaných služeb (ISDN) - Konferenční spojení, postupně sestavovaná konference (CONF) - Doplňková služba - Protokol digitálního účastnického signalizačního systému číslo jedna (DSS1) - Část 4: Abstraktní testovací sestava (ATS) a specifikace dílčí proformy dodatečné informace o implementaci protokolu pro testování (PIXIT) uživatelské části (Norma k přímému použití jako ČSN).
Standard published on 1.2.2001
Selected format:Integrated Services Digital Network (ISDN). Conference call, add-on (CONF) 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 1.10.1997
Selected format:Integrated Services Digital Network (ISDN). Conference call, add-on (CONF) 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 1.7.1999
Selected format:Integrated Services Digital Network (ISDN). Conference call, add-on (CONF) 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 1.7.1997
Selected format:Integrated Services Digital Network (ISDN). Conference call, add-on (CONF) 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 1.7.1999
Selected format:Integrated Services Digital Network (ISDN) - Conference call, add-on (CONF) 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 1.8.2000
Selected format:Integrated Services Digital Network (ISDN). Three Party (3PTY) supplementary service. Functional capabilities and information flows
Standard published on 1.11.1994
Selected format:Latest update: 2026-01-16 (Number of items: 2 254 749)
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