Complete Protocol dictionary, glossary and reference
TUA: TCAP-User Adaptation Layer
TCAP-User Adaptation Layer (TUA) TUA is an SS7 Signalling User Adaptation Layer for providing TCAP-User signalling over SCTP. TUA is intended to be used on a Provider/User basis where TCAP resides on a Signalling Gateway (SG) and TCAP Users reside on an Application Server (AS). TUA is an integral part of the OpenSS7 SIGTRAN stack.