OENORM EN 301062-4 V 1.1.1
Integrated Services Digital Network (ISDN) - Signalling System No.7 (SS7) - Support of Virtual Private Network (VPN) applications with Private network Q reference point Signalling System number 1 (PSS1) information flows - Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification (incl. Diskette!!!)