A couple of years ago I wrote a blog post explaining how I used some existing features in the AudioBridge plugin to allow SIP endpoints to dial-in and join a conversation that would normally be limited to WebRTC participants alone. That worked nicely and, at the time, it also was an interesting opportunity to play| Meetecho Blog
As an audio mixer and MCU, the AudioBridge plugin is quite a popular plugin among Janus users and developers. It's definitely a foundational component in our own Virtual Event Platform, for instance, where while we use an SFU approach for video streams, audio is always mixed instead. I mentioned efforts around this plugin a few| Meetecho Blog