You can use the FFmpeg source to ingest RTSP video streams into mimoLive.
Add an FFmpeg source and enter the URL for the RTSP stream adding parameter
-i to tell FFmpeg that it is an input:
There are some public streams available. For example, you can enter
-i rtsp://wowzaec2demo.streamlock.net/vod/mp4:BigBuckBunny_115k.mov into the FFmpeg Input Parameter field for testing.