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ETSI EN 300 138-6
M00001202
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ETSI EN 300 138-6 Integrated Services Digital Network (ISDN); Digital Subscriber Signalling System No. one (DSS1) protocol; Closed User Group (CUG) supplementary service; Part 6: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the network
standard by European Telecommunications Standards Institute, 04/01/2002
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The present document specifies the Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma for the Network side of the T reference point or coincident S and T reference point (as defined in ITU-T Recommendation I.411 [9]) 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 Signalling System No. one (DSS1) protocol, EN 300 138-1 [1].EN 300 138-5 [3] specifies the Test Suite Structure and Test Purposes (TSS