Hi all, I have tested app on e71symbian phone. it works perfect .i get voice+echo at both end of receiver phones.i tried with VAS setting and install voip audio service on phone but i am not able to suppress the echo sound.(i got voice with noise).Please let me know how can solve this problem. Please reply ...... -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20100318/5b424f12/attachment.html>