Integrated Services Digital Network (ISDN); Closed User Group (CUG) Supplementary Service; Digital Subscriber Signalling System No. One (DSS1) Protocol; Part 5: Test Suite Structure and Test Purposes (TSS&TP) Specification for the Network
This fifth part of ETS 300138 specifies the Test Suite Structure and Test Purposes (TSSTP) for the Network side of the T reference point or coincident Sand T reference point (as defined in ITU-T Recommendation 1.411 [6]) of implementations conforming to the stage three standard for the Closed User Group (CUG) supplementary service for the pan-European Integrated Services Digital Network (ISDN) by means of the Digital Subscriber Signaling System No. one (DSS1) protocol@ ETS 300138-1 [1]. A further part of this ETS specifies the Abstract Test Suite (ATS) and partial Protocol Implementation extra Information for Testing (PIXIT) proforma based on this ETS. Other parts specify the TSSTP and the ATS and partial PIXIT proforma for the User side of the T reference point or coincident Sand T reference point of implementations conforming to ETS 300138-1 [1].