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.
For developers who are seeking to integrate SMS functionality into their software or applications, this project offers a range of simple solutions in the form of our SOAP, HTTP and SMTP API's that will allow seamless integration with our systems.