Here is the API docs of last version of the MjSip library
(mjsip1.7) and reference applications (mjProxy, mjSBC, and
There is also a brief tutorial on how MjSip works and how
it can be used for developing own SIP applications.
Unfortunately this referes to a previous version of the library,
however it can help to understand the API architecture and
functionalities. It can be downloaded by the following link: