<div dir="ltr">Hello, <div><br></div><div>Thank y'all for the input... I will try to read the documentation and work on implementing these modules. </div><div><br></div><div>By any chance do either of you have any working examples which I can refer to? I'm a work in progress and every time I change something I break OpenSIPS and it takes me hours to troubleshoot! :-) </div><div><br></div><div>Thanking in advance... </div><div><br></div><div>Cheers,</div><div>Nitesh</div><div><br></div><div><br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, Oct 19, 2022 at 2:20 AM Bogdan-Andrei Iancu <<a href="mailto:bogdan@opensips.org">bogdan@opensips.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-style:solid;border-left-color:rgb(204,204,204);padding-left:1ex">
  
    
  
  <div>
    <font face="monospace">Hi there,<br>
      <br>
      Actually you do not need the B2B, you can achieve the same kind of
      privacy (at SIP level) with dialog module and topology_hiding
      module together.<br>
      <br>
      Regards,<br>
    </font>
    <pre cols="72">Bogdan-Andrei Iancu

OpenSIPS Founder and Developer
  <a href="https://www.opensips-solutions.com" target="_blank">https://www.opensips-solutions.com</a>
OpenSIPS Bootcamp 5-16 Dec 2022, online
  <a href="https://www.opensips.org/training/OpenSIPS_eBootcamp_2022/" target="_blank">https://www.opensips.org/training/OpenSIPS_eBootcamp_2022/</a></pre>
    <div>On 10/19/22 1:23 AM, Abdul Basit wrote:<br>
    </div>
    <blockquote type="cite">
      
      <div dir="ltr">Nitesh,
        <div><br>
        </div>
        <div>You need a <a href="https://www.tutorialspoint.com/session_initiation_protocol/session_initiation_protocol_b2bua.htm" target="_blank">B2BUA function</a> with the help of a
          topo-hiding module with opensips as Bela shared in his email.</div>
        <div>Also, install the RTP proxy on the same opensips box (not
          necessary if you need separate signaling and media boxes).</div>
        <div><br>
        </div>
        <div>Far end party will not be able to see the A-party
          information. </div>
        <div> </div>
        <div><a href="https://www.opensips.org/Documentation/Tutorials-B2BUA-3-2" target="_blank">https://www.opensips.org/Documentation/Tutorials-B2BUA-3-2<br>
          </a></div>
        <div><br>
        </div>
        <div>I hope this will help. </div>
        <div><br clear="all">
          <div>
            <div dir="ltr">
              <div><font size="2"><span style="font-family:verdana,sans-serif"><span style="color:rgb(39,78,19)">--<br>
                      regards,</span></span></font></div>
              <font size="2"><span style="font-family:verdana,sans-serif"><span style="color:rgb(39,78,19)"><br>
                    abdul basit</span></span></font></div>
          </div>
        </div>
      </div>
      <br>
      <div class="gmail_quote">
        <div dir="ltr" class="gmail_attr">On Wed, 19 Oct 2022 at 03:14,
          Bela H <<a href="mailto:hobe69@hotmail.com" target="_blank">hobe69@hotmail.com</a>> wrote:<br>
        </div>
        <blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-style:solid;border-left-color:rgb(204,204,204);padding-left:1ex">
          <div>
            <div lang="EN-NZ">
              <div>
                <p class="MsoNormal">Hi Nitesh,</p>
                <p class="MsoNormal"> </p>
                <ol style="margin-top:0cm" type="1" start="1">
                  <li style="margin-left:0cm">Check the topology hiding
                    function: <a href="https://opensips.org/docs/modules/3.2.x/topology_hiding.html" target="_blank">https://opensips.org/docs/modules/3.2.x/topology_hiding.html</a></li>
                  <li style="margin-left:0cm">Use e.g. rtpproxy:
                  </li>
                </ol>
                <p><a href="https://opensips.org/docs/modules/3.2.x/rtpproxy.html#func_rtpproxy_offer" target="_blank">https://opensips.org/docs/modules/3.2.x/rtpproxy.html#func_rtpproxy_offer</a></p>
                <p><a href="http://opensips.com.br/wiki/index.php?title=Oopensips_Nat_script_with_RTPPROXY_-_English" target="_blank">http://opensips.com.br/wiki/index.php?title=Oopensips_Nat_script_with_RTPPROXY_-_English</a></p>
                <p><a href="https://github.com/sippy/rtpproxy" target="_blank">https://github.com/sippy/rtpproxy</a></p>
                <p class="MsoNormal"> </p>
                <p class="MsoNormal">I hope these help!</p>
                <p class="MsoNormal"> </p>
                <p class="MsoNormal">Cheers,</p>
                <p class="MsoNormal">Bela</p>
                <p class="MsoNormal"> </p>
                <div style="border-style:solid none none;border-top-width:1pt;border-top-color:rgb(225,225,225);padding:3pt 0cm 0cm">
                  <p class="MsoNormal" style="border:none;padding:0cm"><b>From:
                    </b><a href="mailto:aviator.nitesh.d@gmail.com" target="_blank">Nitesh
                      Divecha</a><br>
                    <b>Sent: </b>Wednesday, 19 October 2022 04:26<br>
                    <b>To: </b><a href="mailto:users@lists.opensips.org" target="_blank">OpenSIPS
                      users mailling list</a><br>
                    <b>Subject: </b>[OpenSIPS-Users] - INVITE (SDP)
                    includes Originators IP info</p>
                </div>
                <p class="MsoNormal"> </p>
                <div>
                  <p class="MsoNormal">Hello All, </p>
                  <div>
                    <p class="MsoNormal"> </p>
                  </div>
                  <div>
                    <p class="MsoNormal">This is my first OpenSIPS
                      project so I'm a newbie! </p>
                  </div>
                  <div>
                    <p class="MsoNormal"> </p>
                  </div>
                  <div>
                    <p class="MsoNormal">After going back and forth with
                      "uac_replace_from()", I was successfully able to
                      make a call from my ATA -> OpenSIPS ->
                      Outbound Provider -> CellPhone. All worked fine
                      with two-way audio except few issues: </p>
                  </div>
                  <div>
                    <p class="MsoNormal"> </p>
                  </div>
                  <div>
                    <p class="MsoNormal">1) Outbound Provider was able
                      to see my ATA (Originator's IP/User-Agent/etc) in
                      SIP INVITE (SDP) which kinda raised some eyebrows
                      with Outbound provider. How can I block or strip
                      all the Originator's contact info in SIP INVITE
                      (SDP) and only send OpenSIPS info? Meaning I want
                      to protect my Originators and don't want to show
                      anything to the Outbound Provider. Outbound
                      providers should only communicate to the OpenSIPS
                      server. </p>
                  </div>
                  <div>
                    <p class="MsoNormal"> </p>
                  </div>
                  <div>
                    <p class="MsoNormal">2) When the call was up I
                      failed to capture any media/RTP on the OpenSIPS
                      server. I want to involve OpenSIPS in media/RTP
                      between ATA and outbound providers. How can I
                      force media/RTP to pass-thru OpenSIPS IP so I'm
                      not exposing Originator's IP.</p>
                  </div>
                  <div>
                    <p class="MsoNormal"> </p>
                  </div>
                  <div>
                    <p class="MsoNormal">Any insights will be highly
                      appreciated. </p>
                  </div>
                  <div>
                    <p class="MsoNormal"> </p>
                  </div>
                  <div>
                    <p class="MsoNormal">Cheers, </p>
                  </div>
                </div>
                <p class="MsoNormal">Nitesh</p>
                <p class="MsoNormal"> </p>
              </div>
            </div>
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          </div>
        </blockquote>
      </div>
      <br>
      <fieldset></fieldset>
      <pre>_______________________________________________
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</pre>
    </blockquote>
    <br>
  </div>

</blockquote></div>