问题 I am creating a voice only (no video) chat application. I have created my own node.js/socket.io based server for signaling. For WebRTC, I am using the following pod: https://cocoapods.org/pods/WebRTC I have been successful in creating peer connection, adding local stream, setting local/remote sdp, and send/receive ice candidates. The "didAddStream" delegate method is also called successfully having audio tracks but I am stuck here. I don't know what should I do with the audio track. What