ÖNORM EN 301070-4 V 1.1.2:2001-02
Действует
Integrated Services Digital Network (ISDN) - Signalling System No.7 (SS7) - ISDN User Part (ISUP) version 3 interactions with the Intelligent Network Application Part (INAP) - Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification (incl. Diskette!!!)
