EN 301 005-4 : 1.1.2

V INTERFACES AT THE DIGITAL SERVICE NODE (SN); INTERFACES AT THE VB5.1 REFERENCE POINT FOR THE SUPPORT OF BROADBAND OR COMBINED NARROWBAND AND BROADBAND ACCESS NETWORKS (ANS); PART 4: ABSTRACT TEST SUITE (ATS) AND PARTIAL PROTOCOL IMPLEMENTATION EXTRA INFORMATION FOR TESTING (PIXIT) PROFORMA SPECIFICATION

European Telecommunications Standards Institute