Hi, It seems pjmedia start audio/video before ice negotiate success, am i right? If so, the first 'I' frame of video will lost and cause video distortion and display delay? bo -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20120623/830df360/attachment.html>