<div dir="ltr">Nabel, You should should take a trace at the receiving proxy to verify the traffic is even getting there. If there is no sdp received from the UAS you would not see rtp traversing at all. Using non Standard points doesn't assure you that messaging traffic will traverse.</div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, May 5, 2016 at 3:54 PM, Tito Cumpen <span dir="ltr"><<a href="mailto:tito@xsvoce.com" target="_blank">tito@xsvoce.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Adding to Bogdan's point I am successfully using sip tls on port 443 without any issues as of yet. It's bypassing some isp enforced algs as well as those enforced by local routers. :-).<div><br></div><div><br></div><div><br></div></div><div class="gmail_extra"><br><div class="gmail_quote"><span class="">On Thu, May 5, 2016 at 3:35 PM, Nabeel <span dir="ltr"><<a href="mailto:nabeelshikder@gmail.com" target="_blank">nabeelshikder@gmail.com</a>></span> wrote:<br></span><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><span class=""><div dir="ltr"><div class="gmail_extra"><br></div><div class="gmail_extra">Please check the following SIP trace taken within a WiFi network. The call fails to connect despite the INVITE request and using a non-standard port. Could this be caused by SIP ALG, or some unopened RTP port on the router?</div><div class="gmail_extra"><br></div><div class="gmail_extra"><a href="http://pastebin.com/raw/C4iymTbh" target="_blank">http://pastebin.com/raw/C4iymTbh</a><br></div></div>
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