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    <div class="moz-cite-prefix">Just to elaborate on what Chris was
      recommending:&nbsp;&nbsp; He was suggesting that you run OpenSIPS as a SIP
      proxy between FreeSWITCH and your carrier.&nbsp; And yes, I do believe
      that OpenSIPS has the ability to modify/remove the ptime
      attribute.&nbsp; I too am puzzled as to why they would ask for it to be
      removed, it's kind of important to negotiation...&nbsp; But then again,
      I've had carriers tell me to reformat my Contact: headers so that
      they're e164 format (mod_sofia@IP:PORT anybody?)...<br>
      <br>
      -Yossi<br>
      <br>
      On 09/17/2013 01:18 PM, Christopher Rienzo wrote:<br>
    </div>
    <blockquote
cite="mid:CAD-qRkj3myfTqqYFX=WiFNs9R-REohKBFNEoyPq7AEgYEXxyGQ@mail.gmail.com"
      type="cite">
      <div dir="ltr">opensips should be able to hack up the SDP before
        you send it to the carrier<br>
      </div>
      <div class="gmail_extra"><br>
        <br>
        <div class="gmail_quote">On Tue, Sep 17, 2013 at 1:37 PM, Cal
          Leeming [Simplicity Media Ltd] <span dir="ltr">&lt;<a
              moz-do-not-send="true"
              href="mailto:cal.leeming@simplicitymedialtd.co.uk"
              target="_blank">cal.leeming@simplicitymedialtd.co.uk</a>&gt;</span>
          wrote:<br>
          <blockquote class="gmail_quote" style="margin:0 0 0
            .8ex;border-left:1px #ccc solid;padding-left:1ex">
            <div dir="ltr">Ask your carrier for the exact reason behind
              why he wants to remove it.
              <div><br>
              </div>
              <div>I'd be curious to hear what they say..</div>
              <span class="HOEnZb"><font color="#888888">
                  <div><br>
                  </div>
                  <div>Cal</div>
                </font></span></div>
            <div class="HOEnZb">
              <div class="h5">
                <div class="gmail_extra"><br>
                  <br>
                  <div class="gmail_quote">On Tue, Sep 17, 2013 at 6:26
                    PM, Ashou Han <span dir="ltr">&lt;<a
                        moz-do-not-send="true"
                        href="mailto:ashou@mobile-sphere.com"
                        target="_blank">ashou@mobile-sphere.com</a>&gt;</span>
                    wrote:<br>
                    <blockquote class="gmail_quote" style="margin:0 0 0
                      .8ex;border-left:1px #ccc solid;padding-left:1ex">
                      <div text="#000000" bgcolor="#FFFFFF"> One of our
                        carriers ask us to remove this attribute for
                        calls to them, I do not understand that either.
                        <br>
                        <div>
                          <div> <br>
                            <br>
                            <div>On 9/17/2013 1:19 PM, Michael Jerris
                              wrote:<br>
                            </div>
                          </div>
                        </div>
                        <blockquote type="cite">
                          <div>
                            <div> There isn't another way other than
                              hacking at the sdp. &nbsp;Why would you want to
                              remove it?
                              <div><br>
                                <div>
                                  <div>On Sep 17, 2013, at 12:39 PM, Cal
                                    Leeming [Simplicity Media Ltd] &lt;<a
                                      moz-do-not-send="true"
                                      href="mailto:cal.leeming@simplicitymedialtd.co.uk"
                                      target="_blank">cal.leeming@simplicitymedialtd.co.uk</a>&gt;

                                    wrote:</div>
                                  <br>
                                  <blockquote type="cite">
                                    <div dir="ltr">Had a look through
                                      google/wiki but cannot find
                                      anything relating to removing '<span
style="font-family:arial,sans-serif;font-size:13px">ptime' from the SDP.</span>
                                      <div><span
                                          style="font-family:arial,sans-serif;font-size:13px"><br>
                                        </span></div>
                                      <div><span
                                          style="font-family:arial,sans-serif;font-size:13px">There

                                          is a few sections on rewriting
                                          SDP, but not sure if this
                                          would work as expected;</span></div>
                                      <div><span
                                          style="font-family:arial,sans-serif;font-size:13px"><br>
                                        </span></div>
                                      <div><a moz-do-not-send="true"
                                          href="http://wiki.freeswitch.org/wiki/Codec_Negotiation#Rewriting_SDP"
                                          target="_blank">http://wiki.freeswitch.org/wiki/Codec_Negotiation#Rewriting_SDP</a><span
style="font-family:arial,sans-serif;font-size:13px"><br>
                                        </span></div>
                                      <div><a moz-do-not-send="true"
href="http://wiki.freeswitch.org/wiki/Codec_Negotiation#Modifying_the_codec_when_using_proxy_media_mode"
                                          target="_blank">http://wiki.freeswitch.org/wiki/Codec_Negotiation#Modifying_the_codec_when_using_proxy_media_mode</a><br>
                                      </div>
                                      <div><br>
                                      </div>
                                      <div>Perhaps give those a try and
                                        see how you get on - in the mean
                                        time maybe someone else might
                                        reply with a better answer.</div>
                                      <div><br>
                                      </div>
                                      <div>Cal</div>
                                    </div>
                                    <div class="gmail_extra"><br>
                                      <br>
                                      <div class="gmail_quote"> On Tue,
                                        Sep 17, 2013 at 4:22 PM, Ashou
                                        Han <span dir="ltr">&lt;<a
                                            moz-do-not-send="true"
                                            href="mailto:ashou@mobile-sphere.com"
                                            target="_blank">ashou@mobile-sphere.com</a>&gt;</span>
                                        wrote:<br>
                                        <blockquote class="gmail_quote"
                                          style="margin:0px 0px 0px
0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">
                                          Hi,<br>
                                          <br>
                                          How to set the FreeSwitch to
                                          NOT send the ptime attribute
                                          in SDP part,<br>
                                          that is the<br>
                                          <br>
                                          a=ptime:20<br>
                                          <br>
                                          not show up in the SDP
                                          message.<br>
                                          <br>
                                          Thanks,<br>
                                          Ashou Han<br>
                                        </blockquote>
                                      </div>
                                    </div>
                                  </blockquote>
                                </div>
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                            <pre>_________________________________________________________________________
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</pre>
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      <br>
      <pre wrap="">_________________________________________________________________________
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