Hi Mesquita, Thanks, i am aware of the mailing list answer, maybe i am the one of the oldest person in this mailing list, intact i have all email in may mailbox since beginning of year 2006 :) thanks again for your answer. regards atik PS. @Nanang, sorry for spell your name wrongly on my last email. -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20081128/a9fe9249/attachment.html>