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<p class="MsoNormal">Hi Henning <o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Issue could be that I’m trying to do something that’s not possible .
<o:p></o:p></p>
<p class="MsoNormal">We have an asterisk server behind kamailio . kamailio and asterisk are on the same subnet 10.3.1.0/24 . kamailo/rtpeengine are configured to advertise its WAN IP . would this mess up SIP/RTP from kamailio to the asterisk server.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><span lang="EN-GB" style="mso-fareast-language:EN-IE">Best Regards<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="mso-fareast-language:EN-IE"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-family:"Lucida Calligraphy";mso-fareast-language:EN-IE">Gerry<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><b><span lang="EN-US" style="mso-fareast-language:EN-IE">From:</span></b><span lang="EN-US" style="mso-fareast-language:EN-IE"> Henning Westerholt <hw@gilawa.com>
<br>
<b>Sent:</b> Tuesday 11 October 2022 07:28<br>
<b>To:</b> Kamailio (SER) - Users Mailing List <sr-users@lists.kamailio.org><br>
<b>Cc:</b> Gerry Kernan <gerry@infinityit.ie><br>
<b>Subject:</b> RE: [SR-Users] kamailio & rtpengine question<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span lang="DE">Hello,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="DE"> <o:p></o:p></span></p>
<p class="MsoNormal"><span lang="DE">from the module readme:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="DE"> <o:p></o:p></span></p>
<p class="MsoNormal"><em><span lang="EN-GB" style="font-family:"Calibri",sans-serif">„trust-address</span></em><span lang="EN-GB"> - flags that IP address in
<acronym><span style="font-family:"Calibri",sans-serif">SDP</span></acronym> should be trusted. Starting with rtpengine 3.8, this is the default behaviour. In older versions, without this flag the
<acronym><span style="font-family:"Calibri",sans-serif">RTP</span></acronym> proxy ignores the address in the
<acronym><span style="font-family:"Calibri",sans-serif">SDP</span></acronym> and uses source address of the
<acronym><span style="font-family:"Calibri",sans-serif">SIP</span></acronym> message as media address which is passed to the
<acronym><span style="font-family:"Calibri",sans-serif">RTP</span></acronym> proxy”</span><span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB"> </span><span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB">You probably want to change this to SIP-source-address. Refer e.g. to the kamailio default cfg.</span><span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB"> </span><span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB">Cheers,</span><span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB"> </span><span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB">Henning</span><span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB"> </span><span lang="DE"><o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-GB">-- </span><span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB">Henning Westerholt – </span><span lang="DE"><a href="https://skalatan.de/blog/"><span lang="EN-GB">https://skalatan.de/blog/</span></a><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB">Kamailio services – </span><span lang="DE"><a href="https://gilawa.com/"><span lang="EN-GB">https://gilawa.com</span></a><o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-GB"> </span><span lang="DE"><o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><b><span lang="DE" style="mso-fareast-language:DE">From:</span></b><span lang="DE" style="mso-fareast-language:DE"> sr-users <<a href="mailto:sr-users-bounces@lists.kamailio.org">sr-users-bounces@lists.kamailio.org</a>>
<b>On Behalf Of </b>Gerry Kernan<br>
<b>Sent:</b> Monday, October 10, 2022 2:58 PM<br>
<b>To:</b> Kamailio (SER) - Users Mailing List <<a href="mailto:sr-users@lists.kamailio.org">sr-users@lists.kamailio.org</a>><br>
<b>Subject:</b> Re: [SR-Users] kamailio & rtpengine question</span><span lang="DE"><o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><span lang="DE"> <o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt">Hi <span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt">Im using rtpengine_offer as below
<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt">rtpengine_offer("trust-address replace-origin replace-session-connection ICE=remove")
<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt">is there another flag I need to set to change c=in to the WAN alias?<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"> <span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"> <span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt">rtpeengine.conf <span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt">interface as set as below <span lang="DE">
<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt">### for different advertised address:<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt">interface = 10.3.1.6!20.82.X.X<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"> <span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"> <span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"> <span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt">But the SDP send to client c=IN contains the private IP of the kamailio server
<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"> <span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"> <span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"> <span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt">v=0<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt">o=root 321199167 321199167 IN IP4 10.3.1.5<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt">s=Asterisk PBX 18.12.1<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt">c=IN IP4 10.3.1.6<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt">t=0 0<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt">m=audio 32080 RTP/AVP 0 8 103<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt">a=maxptime:150<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt">a=rtpmap:0 PCMU/8000<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt">a=rtpmap:8 PCMA/8000<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt">a=rtpmap:103 telephone-event/8000<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt">a=fmtp:103 0-16<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt">a=sendrecv<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt">a=rtcp:32081<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt">a=ptime:20<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt">m=video 0 RTP/AVP 34<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"> <span lang="DE"><o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><span lang="EN-GB" style="mso-fareast-language:EN-IE">Best Regards</span><span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"><span lang="EN-GB" style="mso-fareast-language:EN-IE"> </span><span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"><span lang="EN-GB" style="font-family:"Lucida Calligraphy";mso-fareast-language:EN-IE">Gerry</span><span lang="DE"><o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt"> <span lang="DE"><o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><b><span lang="EN-US" style="mso-fareast-language:EN-IE">From:</span></b><span lang="EN-US" style="mso-fareast-language:EN-IE"> Gerry Kernan
<br>
<b>Sent:</b> Saturday 8 October 2022 11:21<br>
<b>To:</b> Henning Westerholt <<a href="mailto:hw@gilawa.com">hw@gilawa.com</a>>; Kamailio (SER) - Users Mailing List <<a href="mailto:sr-users@lists.kamailio.org">sr-users@lists.kamailio.org</a>><br>
<b>Subject:</b> RE: [SR-Users] kamailio & rtpengine question</span><span lang="DE"><o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt"> <span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt">Ive tried setting below in rtpengine.conf , but i get the same behaviour <span lang="DE"><o:p></o:p></span></p>
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<p class="MsoNormal" style="line-height:15.0pt"><span style="font-size:9.0pt;font-family:Consolas;color:#24292F;mso-fareast-language:EN-IE"> </span><span style="font-size:9.0pt;font-family:Consolas;color:#24292F;background:white">interface=</span><span style="font-size:9.0pt;font-family:Consolas;color:#24292F;mso-fareast-language:EN-IE">10.3.1.6!XX.XX.XX.XX</span><o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:35.4pt"> <span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"> <span lang="DE"><o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><span lang="EN-GB" style="mso-fareast-language:EN-IE">Best Regards</span><span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"><span lang="EN-GB" style="mso-fareast-language:EN-IE"> </span><span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"><span lang="EN-GB" style="font-family:"Lucida Calligraphy";mso-fareast-language:EN-IE">Gerry</span><span lang="DE"><o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt"> <span lang="DE"><o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><b><span lang="EN-US" style="mso-fareast-language:EN-IE">From:</span></b><span lang="EN-US" style="mso-fareast-language:EN-IE"> Henning Westerholt <<a href="mailto:hw@gilawa.com">hw@gilawa.com</a>>
<br>
<b>Sent:</b> Saturday 8 October 2022 08:32<br>
<b>To:</b> Kamailio (SER) - Users Mailing List <<a href="mailto:sr-users@lists.kamailio.org">sr-users@lists.kamailio.org</a>><br>
<b>Cc:</b> Gerry Kernan <<a href="mailto:gerry@infinityit.ie">gerry@infinityit.ie</a>><br>
<b>Subject:</b> RE: [SR-Users] kamailio & rtpengine question</span><span lang="DE"><o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt"> <span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"><span lang="DE">Hello,<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"><span lang="DE"> <o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"><span lang="EN-GB">you might need to set the advertised address for rtpengine as well:</span><span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"><span lang="EN-GB"><a href="https://github.com/sipwise/rtpengine/blob/master/etc/rtpengine.conf">https://github.com/sipwise/rtpengine/blob/master/etc/rtpengine.conf</a></span><span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"><span lang="EN-GB"> </span><span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"><span lang="EN-GB">Cheers,</span><span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"><span lang="EN-GB"> </span><span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"><span lang="EN-GB">Henning</span><span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"><span lang="EN-GB"> </span><span lang="DE"><o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><span lang="EN-GB">-- </span><span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"><span lang="EN-GB">Henning Westerholt –
</span><span lang="DE"><a href="https://skalatan.de/blog/"><span lang="EN-GB">https://skalatan.de/blog/</span></a><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:35.4pt"><span lang="EN-GB">Kamailio services –
</span><span lang="DE"><a href="https://gilawa.com/"><span lang="EN-GB">https://gilawa.com</span></a><o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><span lang="EN-GB"> </span><span lang="DE"><o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:70.8pt"><b><span lang="DE" style="mso-fareast-language:DE">From:</span></b><span lang="DE" style="mso-fareast-language:DE"> sr-users <<a href="mailto:sr-users-bounces@lists.kamailio.org">sr-users-bounces@lists.kamailio.org</a>>
<b>On Behalf Of </b>Gerry Kernan<br>
<b>Sent:</b> Friday, October 7, 2022 10:49 AM<br>
<b>To:</b> <a href="mailto:sr-users@lists.kamailio.org">sr-users@lists.kamailio.org</a><br>
<b>Subject:</b> [SR-Users] kamailio & rtpengine question</span><span lang="DE"><o:p></o:p></span></p>
</div>
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<p class="MsoNormal" style="margin-left:70.8pt"><span lang="DE"> <o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:70.8pt">Hi <span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:70.8pt">Looking for advise if anyone could point out where im going wrong.<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:70.8pt">My setup is Kamailio Ver 5.6.0 running in azure , rtpengine Version: git-master-dc395d5, behind kamailio I have asterisk ver 18.12.1<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:70.8pt"> <span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:70.8pt">Kamailio conf I have interface set as below<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:70.8pt">listen=udp:10.3.1.6:5060 advertise WANIP:5060<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:70.8pt"> <span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:70.8pt">and rtpengine.conf set as below<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:70.8pt">interface = eth0/10.3.1.5<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:70.8pt"> <span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:70.8pt">but when I can make a call I don’t get any audio, rtpengine.log extract below shows that rtp is going to the private IP rather that the Public IP of the phone that initiated the call, do I need to set rtpengine_manage()
to fix this?<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:70.8pt"> <span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:70.8pt">Oct 7 09:38:58 kamailio-proxy rtpengine[8127]: INFO: [NmE0MjdhMzA4NjUzYWVjMmRjYzIxNGJjMTY4ZTc2MWE. port 30278]: [core] Confirmed peer address as 10.3.1.5:12890<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:70.8pt">Oct 7 09:38:58 kamailio-proxy rtpengine[8127]: INFO: [NmE0MjdhMzA4NjUzYWVjMmRjYzIxNGJjMTY4ZTc2MWE. port 30278]: [core] Kernelizing media stream: 10.3.1.5:12890 -> 10.3.1.6:30278 | 10.3.1.6:30298 -> 192.168.0.123:40042<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:70.8pt">Oct 7 09:39:00 kamailio-proxy rtpengine[8127]: INFO: [NmE0MjdhMzA4NjUzYWVjMmRjYzIxNGJjMTY4ZTc2MWE. port 30279]: [core] Confirmed peer address as 10.3.1.5:12891<span lang="DE"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:70.8pt"> <span lang="DE"><o:p></o:p></span></p>
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