Integrated Services Digital Network (ISDN); CCITT signalling system no. 7; Transaction Capabilities Application Part (TCAP); English version ETS 300134:1992
Integrated Services Digital Network (ISDN) - Signalling System No.7 - Support of Virtual Private Network (VPN) applications with Private network Q reference point Signalling System number 1 (PSS1) information flows - Part 1: Protocol specification [ITU-T Recommendations Q.765.1 and Q.699.1, modified]
Integrated Services Digital Network (ISDN) - Signalling System No.7 (SS7) - ISDN User Part (ISUP) - Application transport mechanism - Support of the generic addressing and transport protocol - Part 1: Protocol specification [ITU-T Recommendation Q.765.4, modified]
