Hi All, In the on_call_state callback, we have the state and last_status variable. In which condition, on an outgoing call, we can say that the call is ringing, the call has been answered, we got a busy or an hangup ?? Thanks -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20100713/ea5c0323/attachment.html>