Integrated Services Digital Network (ISDN); Advice of Charge (AOC) Supplementary Service; Digital Subscriber Signalling System No. One (DSS1) Protocol; Part 4: Abstract Test Suite (ATS) and Partial Protocol Implementation eXtra Information for Testing (PI
This fourth part of ETS 300 182 specifies the Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma for the User side of the T reference point or coincident S and T reference point (as defined in ITU-T Recommendation I.411 [11]) of implementations conforming to the stage three standard for the Advice of Charge (AOC) supplementary service for the pan-European Integrated Services Digital Network (ISDN) by means of the Digital Subscriber Signalling System No. one (DSS1) protocol@ ETS 300 182-1 [2]. ETS 300 182-3 [4] specifies the Test Suite Structure and Test Purposes (TSSTP) related to this ATS and partial PIXIT proforma specification. Other parts specify the TSSTP and the ATS and partial PIXIT proforma for the Network side of the T reference point or coincident S and T reference point of implementations conforming to ETS 300 182-1 [2].