*Gang Liu* Yes, you're right. I forgot about this requests, 'cause i write a server, not clients :) So, *M.S.* use those requests. Good luck -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20090519/27108d74/attachment.html>