I’m facing exactly the same issues as Christian on a Raspberry Pi 3 using PJSUA2 and Python. Is there any solution? Do earlier versions work? Many Thanks! _______________________________________________ Visit our blog: http://blog.pjsip.org pjsip mailing list pjsip@xxxxxxxxxxxxxxx http://lists.pjsip.org/mailman/listinfo/pjsip_lists.pjsip.org