Integrated Services Digital Network (ISDN); Signalling System No.7 (SS7); ISDN User Part (ISUP); Signalling aspects of charging

Die Norm herausgegeben am 23.4.2003

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

Die Norm herausgegeben am 21.3.2000

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

Die Norm herausgegeben am 21.3.2000

Universal Personal Telecommunication (UPT); UPT phase 2; Requirements on information flows and protocols for UPT phase 2

Die Norm herausgegeben am 15.10.1998

Intelligent Network (IN); Number Portability Task Force (NPTF); IN and Intelligence Support for Service Provider Number Portability

Die Norm herausgegeben am 9.2.1999

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

Die Norm herausgegeben am 9.4.1999

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

Die Norm herausgegeben am 17.12.2002

Speech and multimedia Transmission Quality (STQ); Specification and measurement of speech transmission quality; Part 1: Introduction to objective comparison measurement methods for one-way speech quality across networks

Die Norm herausgegeben am 23.10.2009

Speech Processing, Transmission and Quality Aspects (STQ); Specification and measurement of speech transmission quality; Part 2: Mouth-to-ear speech transmission quality including terminals

Die Norm herausgegeben am 2.4.2004

Speech Processing, Transmission and Quality Aspects (STQ); Specification and measurement of speech transmission quality; Part 2: Mouth-to-ear speech transmission quality including terminals

Die Norm herausgegeben am 2.3.2005