Hi I had modify the pjsua transport for RTP in the re-invite sip message , but the rtp will be send over the new address but it's still receive on the old one . How can i force an account to use an RTP tranport for send an receive at the same time. The transport was created by the function " pjmedia_transport_udp_create3_2 ". Please I need help Thanks -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20100802/c57a3e03/attachment.html>