A contribution by Mojtaba Esfandiari.S, the LRKProxy module was just merged to Kamailio GIT development branch. It does kernel based RTP relaying with the help of py_lrkproxy application:

You can read the module documentation at:

The LRKProxy was presented at FOSDEM 2021 under the name of LREProxy (E standing for Engine), but to avoid any confusion with the existing RTPEngine, it was renamed before merging to Kamailio. You can see more details about FOSDEM session and the recording at:

Enjoy and stay safe!

Thanks for flying Kamailio!