<div dir="ltr">For completeness, it will be also necessary to call t_reply to send '100 Trying' as we are using t_newtran():<div><br></div><div><div style="font-size:12.8000001907349px"> append_hf("Route: <<a href="mailto:sip%3Axyz@test.com" target="_blank">sip:xyz@test.com</a>>\r\n");</div><div style="font-size:12.8000001907349px"> t_newtran();</div><div style="font-size:12.8000001907349px"><span style="font-size:12.8000001907349px"> t_reply("100", "Trying");</span><br></div><div style="font-size:12.8000001907349px"> t_add_hdrs("Route: <<a href="mailto:sip%3Azyz@test.com" target="_blank">sip:zyz@test.com</a>>\r\n");</div></div><div><br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Sat, Oct 10, 2015 at 10:27 AM, mayamatakeshi <span dir="ltr"><<a href="mailto:mayamatakeshi@gmail.com" target="_blank">mayamatakeshi@gmail.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">Hello,<div>i have found the solution in the docs:</div><div><div><br></div><div> append_hf("Route: <<a href="mailto:sip%3Axyz@test.com" target="_blank">sip:xyz@test.com</a>>\r\n");</div><div> t_newtran();</div><div> t_add_hdrs("Route: <<a href="mailto:sip%3Azyz@test.com" target="_blank">sip:zyz@test.com</a>>\r\n");</div><div><br></div><div class="gmail_extra">Regards,</div><div class="gmail_extra">Takeshi</div><div><div class="h5"><div class="gmail_extra"><br><div class="gmail_quote">On Sat, Oct 10, 2015 at 9:03 AM, mayamatakeshi <span dir="ltr"><<a href="mailto:mayamatakeshi@gmail.com" target="_blank">mayamatakeshi@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex"><div dir="ltr"><div>Hi, i have opensips behind another SIP proxy. <br></div><div>When I need to t_relay an INVITE from an uac to the proxy, my opensips.cfg uses append_hf to add a Route header with a username required by the proxy (some sort of validation).</div><div>This works fine. However, if the uac cancels the INVITE, the transaction-controlled CANCEL generated by opensips goes out without this Route header.</div><div>I was expecting opensips to add this Route header because opensips is also used as a registrar and the proxy in front of it adds Path header to the REGISTER requests and then when I relay an INVITE to the registered entity (after doing lookup() ), the INVITE goes out with the contents of the Path header in a Route header and the same Route header is added by opensips to the CANCEL it generates.</div><div><br></div><div>So, is there a way to force opensips to add this header to CANCEL? (I cannot change the proxy in front of opensips. I need to conform with it). </div><div>I am using opensips 1.11 commit 719f298d5ad3300b790f64cfed40e797eeb23225.</div><div>Regards,</div><div>Takeshi</div></div>
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