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STN is a protected designation of Slovak national technical standards.
Integrated Services Digital Network (ISDN). Completion of Calls to Busy Subscriber (CCBS) - supplementary service. Digital Subscriber Signalling System No. one (DSS1) protocol. Part 1: Protocol specification
Standard published on 1.4.1999
Selected format:Integrated Services Digital Network (ISDN). Completion of Calls to Busy Subscriber (CCBS) supplementary service. Digital Subscriber Signalling System No. one (DSS1) protocol. Part 1: Protocol specification
Standard published on 1.7.2002
Selected format:Integrated Services Digital Network (ISDN). Completion of Calls to Busy Subscriber (CCBS) supplementary service. Digital Subscriber Signalling System No. one (DSS1) protocol. Part 1: Protocol specification
Standard published on 1.5.2001
Selected format:Integrated Services Digital Network (ISDN). Completion of Calls to Busy Subscriber (CCBS) supplementary service. Digital Subscriber Signalling System No. one (DSS1) protocol. Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification
Standard published on 1.8.1998
Selected format:Integrated Services Digital Network (ISDN). Completion of Calls to Busy Subscriber (CCBS) supplementary service. Digital Subscriber Signalling System No. one (DSS1) protocol. Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification
Standard published on 1.4.2002
Selected format:Integrated Services Digital Network (ISDN). Completion of Calls to Busy Subscriber (CCBS) supplementary service. Digital Subscriber Signalling System No. one (DSS1) protocol. Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification
Standard published on 1.2.2002
Selected format:Integrated Services Digital Network (ISDN). Completion of Call to Busy Subscriber (CCBS) 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 1.12.1999
Selected format:Integrated Services Digital Network (ISDN). Completion of Calls to Busy Subscriber (CCBS) 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 1.4.2002
Selected format:Integrated Services Digital Network (ISDN). Completion of Calls to Busy Subscriber (CCBS) 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 1.2.2002
Selected format:Integrated Services Digital Network (ISDN). Completion of Calls to Busy Subscriber (CCBS) 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 1.7.2002
Selected format:Latest update: 2026-01-19 (Number of items: 2 257 233)
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