Thank you for your Reply.
So mainly you are using the RTCPeer and GetMediastream only from Webrtc. For example, client1 has getmediastream, creates a rtcpeerconnection to OV, OV creates a getmediastream object on server side, and a server side rtcpeerconnection and forwards the received data client2 right? OV acts like a router in this case and as a SFU