# 1 Introduction to SwitchKit® Development Environment TCAP Interface API

The SwitchKit® Development Environment TCAP APIs provide a C++ interface to the TCAP application. The SwitchKit Interface Module and SwitchKit TCAP Abstraction Layer API hide the details of the PPL TCAP Interface messages from the SwitchKit TCAP application.

See Transaction Capability Application Part.
See Programmable Protocol Language.