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    <div class="moz-cite-prefix">You can develop something using perl
      and Net::SIP module.<br>
      <br>
      Il 13/02/2014 19.45, Jayesh Nambiar ha scritto:<br>
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cite="mid:CANAYozs39JrT6Cb6ZFRZYEd4W9ds0h0sOPonfZdtxqkg8j5eJw@mail.gmail.com"
      type="cite">Hi,
      <div>CRBT is caller ring back tone. What you are primarily looking
        at is&nbsp;<span></span>sending the INVITE to some b2bua like
        FreeSWITCH or Asterisk where you control both legs of the call.
        So when you get a ringing signal from the B-leg, you play some
        media file on the A-leg.&nbsp;</div>
      <div><br>
      </div>
      <div>--- Jayesh<br>
        <br>
        On Friday, February 7, 2014, Bogdan-Andrei Iancu &lt;<a
          moz-do-not-send="true" href="mailto:bogdan@opensips.org">bogdan@opensips.org</a>&gt;
        wrote:<br>
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            <div><tt>Hello,<br>
                <br>
                No sure what CRBT stands for, but it looks to me that
                you need to use B2B module - what you are trying to do
                is something more than simply proxying a call.<br>
                <br>
                Regards,<br>
              </tt>
              <pre cols="72">Bogdan-Andrei Iancu
OpenSIPS Founder and Developer
<a moz-do-not-send="true" href="http://www.opensips-solutions.com" target="_blank">http://www.opensips-solutions.com</a></pre>
              On 07.02.2014 19:00, H Yavari wrote:<br>
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                style="font-size:8pt;font-family:HelveticaNeue,Helvetica
                Neue,Helvetica,Arial,Lucida Grande,sans-serif">
                <div dir="ltr"><span style="font-size:13px">Hi Bogdan,</span></div>
                <div dir="ltr"><span style="font-size:small">thanks for
                    your answer. I want to implement CRBT. For this I
                    want when the invite received,I send an invite to
                    media server and play something.</span></div>
                <div dir="ltr"><span style="font-size:13px">I can do
                    this&nbsp;<span>with B2BUA</span><span
                      style="background-color:transparent">? I write a
                      module for this or do with script? script running
                      has side effect on performance when load is high?</span></span></div>
                <div dir="ltr"><span style="font-size:13px"><span
                      style="background-color:transparent"><br>
                    </span></span></div>
                <div dir="ltr"><span style="font-size:13px"><span
                      style="background-color:transparent">Regards,</span></span></div>
                <div dir="ltr"><span style="font-size:13px"><span
                      style="background-color:transparent">H.Yavari</span></span></div>
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                <div style="font-family:HelveticaNeue,'Helvetica
                  Neue',Helvetica,Arial,'Lucida
                  Grande',sans-serif;font-size:8pt">
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                    Neue',Helvetica,Arial,'Lucida
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                          <div><tt>Hello,<br clear="none">
                              <br clear="none">
                              Typically you process in OpenSIPS script
                              an incoming request (and you fwd or reply
                              it). It is unusual to generate a new
                              request while processing another one.<br
                                clear="none">
                              <br clear="none">
                              May I ask about your scenario ? <br
                                clear="none">
                              <br clear="none">
                              Regards,<br clear="none">
                            </tt>
                            <pre>Bogdan-Andrei Iancu
OpenSIPS Founder and Developer
<a moz-do-not-send="true" rel="nofollow" shape="rect" href="http://www.opensips-solutions.com/" target="_blank">http://www.opensips-solutions.com</a></pre>
                            On 28.01.2014 10:02, H Yavari wrote:<br
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                                <div dir="ltr">Hi to all openSIPSer,</div>
                                <div dir="ltr">I want to initialize a
                                  sip message from routing, is it
                                  possible?</div>
                                <div dir="ltr">If only way that do this
                                  is writing script, is this efficient
                                  when load on openSIPS is high?</div>
                                <div dir="ltr">If answer is yes, can you
                                  give me some example to how do this?</div>
                                <div dir="ltr"><br clear="none">
                                </div>
                                <div dir="ltr"
                                  style="font-style:normal;font-size:10.6667px;background-color:transparent;font-family:HelveticaNeue,'Helvetica
                                  Neue',Helvetica,Arial,'Lucida
                                  Grande',sans-serif">Regards,</div>
                                <div dir="ltr"
                                  style="font-style:normal;font-size:10.6667px;background-color:transparent;font-family:HelveticaNeue,'Helvetica
                                  Neue',Helvetica,Arial,'Lucida
                                  Grande',sans-serif">H.Yavari<br
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