EN 300 402-7 : 1.4.5

INTEGRATED SERVICES DIGITAL NETWORK (ISDN); DIGITAL SUBSCRIBER SIGNALLING SYSTEM NO. ONE (DSS1) PROTOCOL; DATA LINK LAYER; PART 7: ABSTRACT TEST SUITE (ATS) AND PARTIAL PROTOCOL IMPLEMENTATION EXTRA INFORMATION FOR TESTING (PIXIT) PROFORMA SPECIFICATION FOR THE GENERAL PROTOCOL

European Telecommunications Standards Institute