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<p class="MsoNormal"><span style="mso-fareast-language:EN-US">Hello,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="mso-fareast-language:EN-US">not know the details of your cfg, but did you tried already to deactivate this parameter:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="mso-fareast-language:EN-US"><a href="https://kamailio.org/docs/modules/devel/modules/rr.html#rr.p.enable_double_rr">https://kamailio.org/docs/modules/devel/modules/rr.html#rr.p.enable_double_rr</a><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="mso-fareast-language:EN-US">Another option could be not not use record_route() but this function instead:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US"><a href="https://kamailio.org/docs/modules/devel/modules/rr.html#rr.f.record_route_adv_addr">https://kamailio.org/docs/modules/devel/modules/rr.html#rr.f.record_route_adv_addr</a><o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US">Cheers,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US">Henning<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="mso-fareast-language:EN-US">-- <o:p>
</o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="mso-fareast-language:EN-US">Henning Westerholt –
</span><span style="mso-fareast-language:EN-US"><a href="https://skalatan.de/blog/"><span lang="EN-GB" style="color:#0563C1">https://skalatan.de/blog/</span></a></span><span lang="EN-GB" style="mso-fareast-language:EN-US"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="mso-fareast-language:EN-US">Kamailio services –
</span><span style="mso-fareast-language:EN-US"><a href="https://gilawa.com/"><span lang="EN-GB" style="color:#0563C1">https://gilawa.com</span></a></span><span style="mso-fareast-language:EN-US">
<span lang="EN-GB"><o:p></o:p></span></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><b>From:</b> sr-dev <sr-dev-bounces@lists.kamailio.org>
<b>On Behalf Of </b>Andrey Deykunov<br>
<b>Sent:</b> Friday, June 5, 2020 2:33 PM<br>
<b>To:</b> Kamailio (SER) - Development Mailing List <sr-dev@lists.kamailio.org><br>
<b>Subject:</b> [sr-dev] Removing Record-Route header<o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><o:p> </o:p></p>
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<p class="MsoNormal" style="margin-left:35.4pt">Hi guys,<o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><o:p> </o:p></p>
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<p class="MsoNormal" style="margin-left:35.4pt">I'm using Kamailio 5.3.1 in the AWS cloud. For this purpose I'm setting up a 'nat_public_ipaddr' in the 'advertise' feature:<o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><o:p> </o:p></p>
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<span style="font-size:10.5pt;font-family:Consolas;color:#D4D4D4"><o:p> </o:p></span></p>
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<span style="font-size:10.5pt;font-family:Consolas;color:#CE9178">listen=tls:<%= @ipaddr %></span><span style="font-size:10.5pt;font-family:Consolas;color:#D4D4D4">:</span><span style="font-size:10.5pt;font-family:Consolas;color:#B5CEA8">5061</span><span style="font-size:10.5pt;font-family:Consolas;color:#D4D4D4"> advertise <%= node[</span><span style="font-size:10.5pt;font-family:Consolas;color:#CE9178">'hpbx'</span><span style="font-size:10.5pt;font-family:Consolas;color:#D4D4D4">][</span><span style="font-size:10.5pt;font-family:Consolas;color:#CE9178">'nat_public_ipaddr'</span><span style="font-size:10.5pt;font-family:Consolas;color:#D4D4D4">] </span><span style="font-size:10.5pt;font-family:Consolas;color:#CE9178">%>:5061</span><span style="font-size:10.5pt;font-family:Consolas;color:#D4D4D4"><o:p></o:p></span></p>
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<span style="font-size:10.5pt;font-family:Consolas;color:#CE9178">listen=tcp:<%= @ipaddr %></span><span style="font-size:10.5pt;font-family:Consolas;color:#D4D4D4">:</span><span style="font-size:10.5pt;font-family:Consolas;color:#B5CEA8">5060</span><span style="font-size:10.5pt;font-family:Consolas;color:#D4D4D4"> advertise <%= node[</span><span style="font-size:10.5pt;font-family:Consolas;color:#CE9178">'hpbx'</span><span style="font-size:10.5pt;font-family:Consolas;color:#D4D4D4">][</span><span style="font-size:10.5pt;font-family:Consolas;color:#CE9178">'nat_public_ipaddr'</span><span style="font-size:10.5pt;font-family:Consolas;color:#D4D4D4">] </span><span style="font-size:10.5pt;font-family:Consolas;color:#CE9178">%>:5060</span><span style="font-size:10.5pt;font-family:Consolas;color:#D4D4D4"><o:p></o:p></span></p>
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<span style="font-size:10.5pt;font-family:Consolas;color:#CE9178">listen=udp:<%= @ipaddr %></span><span style="font-size:10.5pt;font-family:Consolas;color:#D4D4D4">:</span><span style="font-size:10.5pt;font-family:Consolas;color:#B5CEA8">5060</span><span style="font-size:10.5pt;font-family:Consolas;color:#D4D4D4"> advertise <%= node[</span><span style="font-size:10.5pt;font-family:Consolas;color:#CE9178">'hpbx'</span><span style="font-size:10.5pt;font-family:Consolas;color:#D4D4D4">][</span><span style="font-size:10.5pt;font-family:Consolas;color:#CE9178">'nat_public_ipaddr'</span><span style="font-size:10.5pt;font-family:Consolas;color:#D4D4D4">] </span><span style="font-size:10.5pt;font-family:Consolas;color:#CE9178">%>:5060</span><span style="font-size:10.5pt;font-family:Consolas;color:#D4D4D4"><o:p></o:p></span></p>
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<span style="font-size:10.5pt;font-family:Consolas;color:#D4D4D4"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><o:p> </o:p></p>
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<p class="MsoNormal" style="margin-left:35.4pt">When I need relaying an incoming message to one of our internal services (for example B2BUA, VMAIL etc) I'm setting up an internal address '@ipaddr' in the Via header instead of 'nat_public_ipaddr' :<o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><o:p> </o:p></p>
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<span style="font-size:10.5pt;font-family:Consolas;color:#D4D4D4"><o:p> </o:p></span></p>
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<span style="font-size:10.5pt;font-family:Consolas;color:#CE9178">set_advertised_address("</span><span style="font-size:10.5pt;font-family:Consolas;color:#D4D4D4"><%= </span><span style="font-size:10.5pt;font-family:Consolas;color:#9CDCFE">@ipaddr</span><span style="font-size:10.5pt;font-family:Consolas;color:#D4D4D4"> </span><span style="font-size:10.5pt;font-family:Consolas;color:#CE9178">%>");</span><span style="font-size:10.5pt;font-family:Consolas;color:#D4D4D4"><o:p></o:p></span></p>
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<span style="font-size:10.5pt;font-family:Consolas;color:#CE9178">set_advertised_port(5060);</span><span style="font-size:10.5pt;font-family:Consolas;color:#D4D4D4"><o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt">All works fine, but Kamailio adds a 'Record-Route' header containing 'nat_public_ipaddr' automatically into such messages. How can I remove this header or insert my internal address instead before relaying the message?
Is it possible?<o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><o:p> </o:p></p>
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<p class="MsoNormal" style="margin-left:35.4pt">Thanks,<o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:35.4pt">Andrey<o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><o:p> </o:p></p>
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