I think ICE statck not use turn client to send turn message I asked pjsip?s author benny at before this , he said turn protocol only a draft , not RFC Isn?t right?? benny Don?t hesitate to let me know if you have any questions or concerns. Thanks Best Regards scott.lv scott_lvsha at 163.com _____ ???: pjsip-bounces at lists.pjsip.org [mailto:pjsip-bounces at lists.pjsip.org] ?? Sourav Chakraborty ????: 2007?12?3? 14:07 ???: pjsip at lists.pjsip.org ??: Re: [pjsip] TURN usage related query I can understand the TURN client and TURN server STANDALONE code.But my question was where in the ICE library does the TURN client API get called?In other words,how does ICE stack use send TURN Allocate message and process the response? Regards Sourav On Nov 30, 2007 6:35 PM, Sourav Chakraborty <sourav1877 at gmail.com> wrote: Hi, Where in the code does the ice capable application(after detecting the NAT type) send the TURN Allocate Request(if the NAT type is Symmetric)? Thanks & Regards Sourav -------------- next part -------------- An HTML attachment was scrubbed... URL: http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20071204/501b73dc/attachment-0001.html