ÖNORM EN 302646-3 V 7.1.1:2001-02
Действует
Integrated Services Digital Network (ISDN) - Signalling System No.7 (SS7) - Digital cellular telecommunications system (Phase 2+) - Application of ISDN User Part (ISUP) version 3 for the ISDN-Public Land Mobile Network (PLMN) signalling interface - Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification