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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.
Transmission and Multiplexing (TM); Passive optical components; Connector-type optical fixed attenuators for single-mode optical fibre communications systems; Common requirements and conformance testing
Standard published on 24.6.1999
Selected format:Integrated Services Digital Network (ISDN); Signalling System No.7; ISDN User Part (ISUP); Signalling aspects of charging
Standard published on 30.9.1998
Selected format:Integrated Services Digital Network (ISDN); Signalling System No.7; ISDN User Part (ISUP); Signalling aspects of charging
Standard published on 10.2.2000
Selected format:Integrated Services Digital Network (ISDN); Signalling System No.7 (SS7); ISDN User Part (ISUP); Signalling aspects of charging
Standard published on 23.4.2003
Selected format:Integrated Services Digital Network (ISDN); Network Integration Testing (NIT); ISDN/PSTN end-to-end testing; Part 1: Test Suite Structure and Test Purposes (TSS&TP) specification
Standard published on 21.3.2000
Selected format:Integrated Services Digital Network (ISDN); Network Integration Testing (NIT); ISDN End-to-end testing; Part 2: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma for the network
Standard published on 21.3.2000
Selected format:Universal Personal Telecommunication (UPT); UPT phase 2; Requirements on information flows and protocols for UPT phase 2
Standard published on 15.10.1998
Selected format:Intelligent Network (IN); Number Portability Task Force (NPTF); IN and Intelligence Support for Service Provider Number Portability
Standard published on 9.2.1999
Selected format:Speech Processing, Transmission and Quality Aspects (STQ); Specification and measurement of speech transmission quality; Part 1: Introduction to objective comparison measurement methods for one-way speech quality across networks
Standard published on 9.4.1999
Selected format:Speech Processing, Transmission and Quality Aspects (STQ); Specification and measurement of speech transmission quality; Part 1: Introduction to objective comparison measurement methods for one-way speech quality across networks
Standard published on 17.12.2002
Selected format:Latest update: 2026-02-25 (Number of items: 2 263 426)
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