This project provides a C# wrapper for the AT&T/Lucent/Novell/Avaya TSAPI library. This library facilitates computer telephony integration with a TSAPI-compliant PBX system.
SIP.NET is SIP stack .NET library written in C#. SIP message parser realized on Deterministic Finite-state Machine (DFA parse all SIP message for one pass). DFA generates automatically from Augmented Backus–Naur Form from RFC3261.
It's new technology for Development Personal Creation/Customization Services ,
based on XML standard and DAFSM (Finite State Machine Theory) , using multiple call control protocols.