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<p class="MsoNormal">The Topology Hiding module already provides a way to do exactly what you are looking for according to the documentation [1].<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">[1] <a href="http://www.opensips.org/html/docs/modules/2.2.x/topology_hiding.html#idp154912">
http://www.opensips.org/html/docs/modules/2.2.x/topology_hiding.html#idp154912</a><o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><span style="color:black">Thanks,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:black">Ben Newlin</span><o:p></o:p></p>
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<p class="MsoNormal"><b><span style="font-size:12.0pt;color:black">From: </span></b><span style="font-size:12.0pt;color:black">Users <users-bounces@lists.opensips.org> on behalf of Mirko Csiky <mirko.csiky@gmail.com><br>
<b>Reply-To: </b>OpenSIPS users mailling list <users@lists.opensips.org><br>
<b>Date: </b>Friday, March 23, 2018 at 11:42 AM<br>
<b>To: </b>OpenSIPS users mailling list <users@lists.opensips.org><br>
<b>Subject: </b>[OpenSIPS-Users] Contact header parameter +sip.src deleted by TH & LB forwarding<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" style="margin-bottom:12.0pt"><a name="_MailOriginalBody">Hi community ,<o:p></o:p></a></p>
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<p class="MsoNormal"><span style="mso-bookmark:_MailOriginalBody">i am trying to use Opensips 2.2 with TopologyHiding and LoadBalance module for forwaridng SIPREC messages to VoiceRecorders.
<br>
In INVITE message body encapsulated multipart part ( rs-metadata with xml ) with data will be forwarded, but the original contact header contact parameter will be omited.
<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><span style="mso-bookmark:_MailOriginalBody"><br>
</span><span style="mso-bookmark:_MailOriginalBody"><span style="font-family:"Courier New"">Incoming (original) INVITE:<br>
<br>
Contact: <sip:192.168.15.80:5060;transport=tcp>;+sip.src<br>
Contact URI: sip:192.168.15.80:5060;transport=tcp<br>
Contact URI Host Part: 192.168.15.80<br>
Contact URI Host Port: 5060<br>
Contact URI parameter: transport=tcp<br>
Contact parameter: +sip.src</span></span><span style="mso-bookmark:_MailOriginalBody"><o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><span style="mso-bookmark:_MailOriginalBody"><span style="font-family:"Courier New"">Outgoing (after TH & LB) INVITE:<br>
<br>
Contact: <sip:192.168.12.175;transport=tcp;did=9cf.1d8d5205><br>
Contact URI: sip:192.168.12.175;transport=tcp;did=9cf.1d8d5205<br>
Contact URI Host Part: 192.168.12.175<br>
Contact URI parameter: transport=tcp<br>
Contact URI parameter: did=9cf.1d8d5205</span></span><span style="mso-bookmark:_MailOriginalBody"><o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><span style="mso-bookmark:_MailOriginalBody">Because of that, voice recorder doesnt answer in 200 OK with contact header contact parameter srs .. (as defined in RFC).
<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="mso-bookmark:_MailOriginalBody">My question is, how this automatic deletion / omit of +sip.src in contact header can be suppressed / prevented ?<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><span style="mso-bookmark:_MailOriginalBody">If it is not possible, how can i add it / manipulate it in route script before INVITE will be forwarded to voice recorder ?<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="mso-bookmark:_MailOriginalBody">Any ideas ?<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="mso-bookmark:_MailOriginalBody"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="mso-bookmark:_MailOriginalBody">best regards<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="mso-bookmark:_MailOriginalBody">Mirko<o:p></o:p></span></p>
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