Results 2 comments of Knower Coder

@dimitri320 did you resolved the issue. I am too getting the same issue

I solved my issue by adding a STUN server link. I added the configuration of RTC Peerconnection as follow: var config = { sdpSemantics: 'unified-plan' }; config.iceServers = [{urls: ['stun:stun.l.google.com:19302']}];...