There is a Bug, but in Asterisk: https://issues.asterisk.org/view.php?id=14350 The solution was remove from the header the strinf Require=replaces&". That's all folks... -- Luis Antonio Dias de S? Junior -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20090602/4f5ef78d/attachment.html>