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    Look inside syslog file to see the line where the errors are and
    description of the errors.<br>
    <br>
    Daniel<br>
    <br>
    <div class="moz-cite-prefix">On 10/11/15 12:38, Rizwan Khan wrote:<br>
    </div>
    <blockquote
cite="mid:CALByW_G+aV=e+tWXx4+uyjK2XcpT4mbA6bmNGd4M=pDgMa4uAQ@mail.gmail.com"
      type="cite">
      <div dir="ltr">Doesn't work. Still give the bad config errors.</div>
      <div class="gmail_extra"><br clear="all">
        <div>
          <div class="gmail_signature">Rizwan Khan<br>
            <br>
            <br>
          </div>
        </div>
        <br>
        <div class="gmail_quote">On Tue, Nov 10, 2015 at 4:13 PM,
          Daniel-Constantin Mierla <span dir="ltr"><<a
              moz-do-not-send="true" href="mailto:miconda@gmail.com"
              target="_blank"><a class="moz-txt-link-abbreviated" href="mailto:miconda@gmail.com">miconda@gmail.com</a></a>></span> wrote:<br>
          <blockquote class="gmail_quote" style="margin:0 0 0
            .8ex;border-left:1px #ccc solid;padding-left:1ex">
            <div bgcolor="#FFFFFF" text="#000000"> That is conflicting
              with other changes to the contact header.<br>
              <br>
              Try to use msg_apply_changes() before (and after) your
              subst operation for changing contact.<span class="HOEnZb"><font
                  color="#888888"><br>
                  <br>
                  Daniel</font></span>
              <div>
                <div class="h5"><br>
                  <br>
                  <div>On 10/11/15 12:00, Rizwan Khan wrote:<br>
                  </div>
                  <blockquote type="cite">
                    <div dir="ltr">I have fix_nated_contact() at
                      multiple places :(</div>
                    <div class="gmail_extra"><br clear="all">
                      <div>
                        <div>Rizwan Khan<br>
                          <br>
                          <br>
                        </div>
                      </div>
                      <br>
                      <div class="gmail_quote">On Tue, Nov 10, 2015 at
                        3:59 PM, Rizwan Khan <span dir="ltr"><<a
                            moz-do-not-send="true"
                            href="mailto:rizkhan@gmail.com"
                            target="_blank"><a class="moz-txt-link-abbreviated" href="mailto:rizkhan@gmail.com">rizkhan@gmail.com</a></a>></span>
                        wrote:<br>
                        <blockquote class="gmail_quote" style="margin:0
                          0 0 .8ex;border-left:1px #ccc
                          solid;padding-left:1ex">
                          <div dir="ltr">Oh, Yes I do.</div>
                          <div class="gmail_extra"><span><font
                                color="#888888"><br clear="all">
                                <div>
                                  <div>Rizwan Khan<br>
                                    <br>
                                    <br>
                                  </div>
                                </div>
                              </font></span>
                            <div>
                              <div> <br>
                                <div class="gmail_quote">On Tue, Nov 10,
                                  2015 at 3:58 PM, Daniel-Constantin
                                  Mierla <span dir="ltr"><<a
                                      moz-do-not-send="true"
                                      href="mailto:miconda@gmail.com"
                                      target="_blank"><a class="moz-txt-link-abbreviated" href="mailto:miconda@gmail.com">miconda@gmail.com</a></a>></span>
                                  wrote:<br>
                                  <blockquote class="gmail_quote"
                                    style="margin:0 0 0
                                    .8ex;border-left:1px #ccc
                                    solid;padding-left:1ex">
                                    <div bgcolor="#FFFFFF"
                                      text="#000000"> Do you have
                                      set_contact_alias() or
                                      fix_nated_contact() in your config
                                      file?<br>
                                      <br>
                                      Cheers,<br>
                                      Daniel
                                      <div>
                                        <div><br>
                                          <br>
                                          <div>On 10/11/15 11:54, Rizwan
                                            Khan wrote:<br>
                                          </div>
                                          <blockquote type="cite">
                                            <div dir="ltr">i am trying
                                              it but it doesn't change
                                              the string. Do I need to
                                              use msg_apply_changes() ??
                                              <div><br>
                                              </div>
                                              <div>I am trying that but
                                                it gives syntax error in
                                                the file.</div>
                                              <div><br>
                                              </div>
                                              <div>
                                                <div>log("L_INFO:",
                                                  "INVITE::: [$ct]\n");</div>
                                                <div>subst("/^<a
                                                    moz-do-not-send="true"><a class="moz-txt-link-freetext" href="Contact:(.*);transport=tls(.*)/Contact:\1;transport=udp\2/i">Contact:(.*);transport=tls(.*)/Contact:\1;transport=udp\2/i</a></a>");</div>
                                                <div>if(msg_apply_changes())</div>
                                                <div>{</div>
                                                <div>   
                                                   xlog("L_INFO:",
                                                  "INVITE::: [$ct]\n");</div>
                                                <div>}</div>
                                              </div>
                                              <div><br>
                                              </div>
                                            </div>
                                            <div class="gmail_extra"><br
                                                clear="all">
                                              <div>
                                                <div>Rizwan Khan<br>
                                                  <br>
                                                  <br>
                                                </div>
                                              </div>
                                              <br>
                                              <div class="gmail_quote">On
                                                Tue, Nov 10, 2015 at
                                                11:45 AM, Koray
                                                Vatansever <span
                                                  dir="ltr"><<a
                                                    moz-do-not-send="true"
href="mailto:koray.vatansever@gmail.com" target="_blank"><a class="moz-txt-link-abbreviated" href="mailto:koray.vatansever@gmail.com">koray.vatansever@gmail.com</a></a>></span>
                                                wrote:<br>
                                                <blockquote
                                                  class="gmail_quote"
                                                  style="margin:0 0 0
                                                  .8ex;border-left:1px
                                                  #ccc
                                                  solid;padding-left:1ex">
                                                  <div dir="ltr">Hi
                                                    Rizwan,
                                                    <div><br>
                                                    </div>
                                                    <div>You can try the
                                                      following:</div>
                                                    <div><br>
                                                    </div>
                                                    <div>subst("/^<a
                                                        moz-do-not-send="true"><a class="moz-txt-link-freetext" href="Contact:(.*);transport=tls(.*)/Contact:\1;transport=udp\2/i">Contact:(.*);transport=tls(.*)/Contact:\1;transport=udp\2/i</a></a>");<br>
                                                    </div>
                                                    <div><br>
                                                    </div>
                                                    <div>On the other
                                                      hand, there should
                                                      not be any other
                                                      contact header
                                                      modification in
                                                      your script; for
                                                      example
                                                      set_contact_alias().</div>
                                                    <div><br>
                                                    </div>
                                                    <div><br>
                                                    </div>
                                                    <div><br>
                                                    </div>
                                                  </div>
                                                  <div
                                                    class="gmail_extra"><br>
                                                    <div
                                                      class="gmail_quote">
                                                      <div>
                                                        <div>On Tue, Nov
                                                          10, 2015 at
                                                          7:28 AM,
                                                          Rizwan Khan <span
                                                          dir="ltr"><<a
moz-do-not-send="true" href="mailto:rizkhan@gmail.com" target="_blank"><a class="moz-txt-link-abbreviated" href="mailto:rizkhan@gmail.com">rizkhan@gmail.com</a></a>></span>
                                                          wrote:<br>
                                                        </div>
                                                      </div>
                                                      <blockquote
                                                        class="gmail_quote"
                                                        style="margin:0
                                                        0 0
                                                        .8ex;border-left:1px
                                                        #ccc
                                                        solid;padding-left:1ex">
                                                        <div>
                                                          <div>
                                                          <div dir="ltr">Guys,

                                                          <div><br>
                                                          </div>
                                                          <div>Is this a
                                                          stupid
                                                          question or
                                                          this just
                                                          cannot be
                                                          done?</div>
                                                          <div><br>
                                                          </div>
                                                          <div>Any help
                                                          will be highly
                                                          appreciated.</div>
                                                          <div><br>
                                                          </div>
                                                          <div>Thanks,</div>
                                                          </div>
                                                          <div
                                                          class="gmail_extra"><br
                                                          clear="all">
                                                          <div>
                                                          <div>Rizwan
                                                          Khan<br>
                                                          <br>
                                                          <br>
                                                          </div>
                                                          </div>
                                                          <div>
                                                          <div> <br>
                                                          <div
                                                          class="gmail_quote">On

                                                          Mon, Nov 9,
                                                          2015 at 6:53
                                                          PM, Rizwan
                                                          Khan <span
                                                          dir="ltr"><<a
moz-do-not-send="true" href="mailto:rizkhan@gmail.com" target="_blank"><a class="moz-txt-link-abbreviated" href="mailto:rizkhan@gmail.com">rizkhan@gmail.com</a></a>></span>
                                                          wrote:<br>
                                                          <blockquote
                                                          class="gmail_quote"
                                                          style="margin:0
                                                          0 0
                                                          .8ex;border-left:1px
                                                          #ccc
                                                          solid;padding-left:1ex">
                                                          <div dir="ltr">
                                                          <div>I want to
                                                          remove the
                                                          transport=TLS
                                                          from the
                                                          contact
                                                          header.</div>
                                                          <div><br>
                                                          </div>
                                                          <div>How can I
                                                          do that inside
                                                          Kamailio?  The
                                                          flow is an
                                                          under:</div>
                                                          <div><br>
                                                          </div>
                                                          <div><br>
                                                          </div>
                                                          <div>Client
                                                          -------->
                                                          Kamailio
                                                          ------------->
                                                          FS</div>
                                                          <div>         
                                                           TLS          
                                                                     
                                                          UDP</div>
                                                          <div><br>
                                                          </div>
                                                          <div><br>
                                                          </div>
                                                          <div>Client
                                                          <--------
                                                          Kamailio
                                                          <-------------
                                                          FS<br>
                                                          </div>
                                                          <div>         
                                                           TLS          
                                                                     
                                                          UDP<br>
                                                          </div>
                                                          <div><br>
                                                          </div>
                                                          <div><br>
                                                          </div>
                                                          <div><br>
                                                          </div>
                                                          <div><br>
                                                          </div>
                                                          <div>FS gets a
                                                          request on udp
                                                          but it
                                                          complains
                                                          about TLS
                                                          profile as the
                                                          contact header
                                                          has the
                                                          transport=TLS.
                                                          Since its
                                                          receing
                                                          traffic on
                                                          UDP, if I only
                                                          get rid of the
                                                          value from the
                                                          Contact
                                                          Header, it
                                                          would be
                                                          great.</div>
                                                          <div><br>
                                                          </div>
                                                          <div><br>
                                                          </div>
                                                          <div>Thanks,</div>
                                                          <span><font
                                                          color="#888888">
                                                          <div><br>
                                                          </div>
                                                          <div> </div>
                                                          <div>Rizwan
                                                          Khan<br>
                                                          </div>
                                                          <div>
                                                          <div><br>
                                                          <br>
                                                          </div>
                                                          </div>
                                                          </font></span></div>
                                                          </blockquote>
                                                          </div>
                                                          <br>
                                                          </div>
                                                          </div>
                                                          </div>
                                                          <br>
                                                          </div>
                                                        </div>
_______________________________________________<br>
                                                        SIP Express
                                                        Router (SER) and
                                                        Kamailio
                                                        (OpenSER) -
                                                        sr-users mailing
                                                        list<br>
                                                        <a
                                                          moz-do-not-send="true"
href="mailto:sr-users@lists.sip-router.org" target="_blank"><a class="moz-txt-link-abbreviated" href="mailto:sr-users@lists.sip-router.org">sr-users@lists.sip-router.org</a></a><br>
                                                        <a
                                                          moz-do-not-send="true"
href="http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users"
                                                          rel="noreferrer"
target="_blank"><a class="moz-txt-link-freetext" href="http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users">http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users</a></a><br>
                                                        <br>
                                                      </blockquote>
                                                    </div>
                                                    <br>
                                                  </div>
                                                  <br>
_______________________________________________<br>
                                                  SIP Express Router
                                                  (SER) and Kamailio
                                                  (OpenSER) - sr-users
                                                  mailing list<br>
                                                  <a
                                                    moz-do-not-send="true"
href="mailto:sr-users@lists.sip-router.org" target="_blank"><a class="moz-txt-link-abbreviated" href="mailto:sr-users@lists.sip-router.org">sr-users@lists.sip-router.org</a></a><br>
                                                  <a
                                                    moz-do-not-send="true"
href="http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users"
                                                    rel="noreferrer"
                                                    target="_blank"><a class="moz-txt-link-freetext" href="http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users">http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users</a></a><br>
                                                  <br>
                                                </blockquote>
                                              </div>
                                              <br>
                                            </div>
                                            <br>
                                            <fieldset></fieldset>
                                            <br>
                                            <pre>_______________________________________________
SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
<a moz-do-not-send="true" href="mailto:sr-users@lists.sip-router.org" target="_blank">sr-users@lists.sip-router.org</a>
<a moz-do-not-send="true" href="http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users" target="_blank">http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users</a>
</pre>
                                          </blockquote>
                                          <br>
                                        </div>
                                      </div>
                                      <span><font color="#888888">
                                          <pre cols="72">-- 
Daniel-Constantin Mierla
<a moz-do-not-send="true" href="http://twitter.com/#%21/miconda" target="_blank">http://twitter.com/#!/miconda</a> - <a moz-do-not-send="true" href="http://www.linkedin.com/in/miconda" target="_blank">http://www.linkedin.com/in/miconda</a>
Book: SIP Routing With Kamailio - <a moz-do-not-send="true" href="http://www.asipto.com" target="_blank">http://www.asipto.com</a>
Kamailio Advanced Training, Nov 30-Dec 2, Berlin - <a moz-do-not-send="true" href="http://asipto.com/kat" target="_blank">http://asipto.com/kat</a></pre>
                                        </font></span></div>
                                    <br>
_______________________________________________<br>
                                    SIP Express Router (SER) and
                                    Kamailio (OpenSER) - sr-users
                                    mailing list<br>
                                    <a moz-do-not-send="true"
                                      href="mailto:sr-users@lists.sip-router.org"
                                      target="_blank">sr-users@lists.sip-router.org</a><br>
                                    <a moz-do-not-send="true"
                                      href="http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users"
                                      rel="noreferrer" target="_blank">http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users</a><br>
                                    <br>
                                  </blockquote>
                                </div>
                                <br>
                              </div>
                            </div>
                          </div>
                        </blockquote>
                      </div>
                      <br>
                    </div>
                  </blockquote>
                  <br>
                  <pre cols="72">-- 
Daniel-Constantin Mierla
<a moz-do-not-send="true" href="http://twitter.com/#%21/miconda" target="_blank">http://twitter.com/#!/miconda</a> - <a moz-do-not-send="true" href="http://www.linkedin.com/in/miconda" target="_blank">http://www.linkedin.com/in/miconda</a>
Book: SIP Routing With Kamailio - <a moz-do-not-send="true" href="http://www.asipto.com" target="_blank">http://www.asipto.com</a>
Kamailio Advanced Training, Nov 30-Dec 2, Berlin - <a moz-do-not-send="true" href="http://asipto.com/kat" target="_blank">http://asipto.com/kat</a></pre>
                </div>
              </div>
            </div>
          </blockquote>
        </div>
        <br>
      </div>
    </blockquote>
    <br>
    <pre class="moz-signature" cols="72">-- 
Daniel-Constantin Mierla
<a class="moz-txt-link-freetext" href="http://twitter.com/#!/miconda">http://twitter.com/#!/miconda</a> - <a class="moz-txt-link-freetext" href="http://www.linkedin.com/in/miconda">http://www.linkedin.com/in/miconda</a>
Book: SIP Routing With Kamailio - <a class="moz-txt-link-freetext" href="http://www.asipto.com">http://www.asipto.com</a>
Kamailio Advanced Training, Nov 30-Dec 2, Berlin - <a class="moz-txt-link-freetext" href="http://asipto.com/kat">http://asipto.com/kat</a></pre>
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