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    <p>Thanks for you reply.</p>
    <p>Very basic configuration for the kamailio.cfg file, I have taken
      it from the repository and I have added what they suggested in the
      IMC module.</p>
    <p>No errors in the log file.</p>
    <p>I cannot change the release, anyway I will take in considerations
      you suggestion and try also with the next versions.<br>
    </p>
    <p>Bye<br>
    </p>
    <div class="moz-signature"><font color="#118311">
        <hr>
        <p style="font-family:sans-serif;font-size:14px">
          Ing. Giovanni Iamonte<br>
          Developments and technologies area<br>
          Quintetto Srl<br>
          Via Monte Navale, 1<br>
          10015 - Ivrea (TO)<br>
           mobile: +39 393 9196310<br>
           tel: +39 0165 1845290<br>
           e-mail: <a class="moz-txt-link-abbreviated" href="mailto:giovanni.iamonte@quintetto.it">giovanni.iamonte@quintetto.it</a><br>
           web: <a class="moz-txt-link-abbreviated" href="http://www.quintetto.it">www.quintetto.it</a><br>
        </p>
      </font></div>
    <div class="moz-cite-prefix">On 17/10/22 17:25, Henning Westerholt
      wrote:<br>
    </div>
    <blockquote type="cite"
cite="mid:AM6PR05MB54095D9EE16C5DA43F085897BF299@AM6PR05MB5409.eurprd05.prod.outlook.com">
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        <p class="MsoNormal"><span style="mso-fareast-language:EN-US"
            lang="EN-GB">Hello,<o:p></o:p></span></p>
        <p class="MsoNormal"><span style="mso-fareast-language:EN-US"
            lang="EN-GB"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span style="mso-fareast-language:EN-US"
            lang="EN-GB">my first suggestion would be to use a support
            release, e.g. 5.5.x or 5.6.x. These releases contains also
            some improvements/bug fixes related to the IMC module.<o:p></o:p></span></p>
        <p class="MsoNormal"><span style="mso-fareast-language:EN-US"
            lang="EN-GB"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span style="mso-fareast-language:EN-US"
            lang="EN-GB">Not an expert in the IMC module by myself, but
            it looks like a wrong configuration or some mistake in the
            routing script if the SIP message is not routed correctly.
            Maybe somebody else can comment on that as well.<o:p></o:p></span></p>
        <p class="MsoNormal"><span style="mso-fareast-language:EN-US"
            lang="EN-GB"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span style="mso-fareast-language:EN-US"
            lang="EN-GB">Do you see any errors in the kamailio log
            files?<o:p></o:p></span></p>
        <p class="MsoNormal"><span style="mso-fareast-language:EN-US"
            lang="EN-GB"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span style="mso-fareast-language:EN-US"
            lang="EN-GB">Cheers,<o:p></o:p></span></p>
        <p class="MsoNormal"><span style="mso-fareast-language:EN-US"
            lang="EN-GB"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span style="mso-fareast-language:EN-US"
            lang="EN-GB">Henning<o:p></o:p></span></p>
        <p class="MsoNormal"><span style="mso-fareast-language:EN-US"
            lang="EN-GB"><o:p> </o:p></span></p>
        <div>
          <div style="border:none;border-top:solid #E1E1E1
            1.0pt;padding:3.0pt 0cm 0cm 0cm">
            <p class="MsoNormal" style="margin-left:35.4pt"><b>From:</b>
              sr-users <a class="moz-txt-link-rfc2396E" href="mailto:sr-users-bounces@lists.kamailio.org"><sr-users-bounces@lists.kamailio.org></a>
              <b>On Behalf Of </b>Giovanni Iamonte<br>
              <b>Sent:</b> Monday, October 17, 2022 4:46 PM<br>
              <b>To:</b> <a class="moz-txt-link-abbreviated" href="mailto:sr-users@lists.kamailio.org">sr-users@lists.kamailio.org</a><br>
              <b>Subject:</b> [SR-Users] IMC module<o:p></o:p></p>
          </div>
        </div>
        <p class="MsoNormal" style="margin-left:35.4pt"><o:p> </o:p></p>
        <p style="margin-left:35.4pt">HI,<o:p></o:p></p>
        <p style="margin-left:35.4pt">I am facing a problem related to
          the IMC module.<br>
          <br>
          I have installed kamailio 5.2.x and I tried to list the
          members of a room-qsipchat.<br>
          <br>
          In my test environment the kamailio.cfg file it is very basic,
          the kamailio server listen on<br>
          tcp=192.168.100.192:15006 <br>
          <br>
          the client run on a PC with IP address 192.168.100.156<br>
          <br>
          the imc outbound_proxy is set<br>
          modparam("imc", "db_url", DBURL)<br>
          modparam("imc", "imc_cmd_start_char", "#")<br>
          modparam("imc", "outbound_proxy", "<a
            href="sip:sip-test.quintetto.it:15006;transport=tcp"
            moz-do-not-send="true" class="moz-txt-link-freetext">sip:sip-test.quintetto.it:15006;transport=tcp</a>")<br>
          <br>
          The client start by sending a #join message to kamailio and
          looking the log file I can see that the room-qsipchat has been
          create, and also I received the message 200 OK.<br>
          <br>
          By using the tcpdump I can see the join message from the
          Client to kamailio server and the reply from kamailio to the
          client.<br>
          <br>
          When I send the #list message to the room-qsipchat , I
          expecting to receive the message relate to room's members and
          the 200 OK message.<br>
          <br>
          When I tcp dumping I saw the following messages<o:p></o:p></p>
        <p style="margin-left:35.4pt"><o:p> </o:p></p>
        <p style="margin-left:35.4pt"><br>
********************************************************************<br>
          Request from client to list the members - from client to
          server<o:p></o:p></p>
        <p style="margin-left:35.4pt">********************************************************************<o:p></o:p></p>
        <p style="margin-left:35.4pt">TX 538 bytes Request msg
          MESSAGE/cseq=57652 (tdta0x77b26460a8) to TCP
          192.168.100.192:15006:<br>
              MESSAGE <a
            href="mailto:sip:room-qsipchat@sip-test.quintetto.it"
            moz-do-not-send="true" class="moz-txt-link-freetext">sip:room-qsipchat@sip-test.quintetto.it</a>
          SIP/2.0<br>
              Via: SIP/2.0/TCP
192.168.100.156:48129;rport;branch=z9hG4bKPjRzgOBgY6vfKZ8Fh8GA4CWheCO840Xzud;alias<br>
              Max-Forwards: 70<br>
              From: <a
            href="mailto:sip:quintetto00@sip-test.quintetto.it"
            moz-do-not-send="true"><sip:quintetto00@sip-test.quintetto.it></a>;tag=1is.Ng6ZKJmCT1uAJ9WuJhe3hiQysj9f<br>
              To: <a
            href="mailto:sip:room-qsipchat@sip-test.quintetto.it"
            moz-do-not-send="true"><sip:room-qsipchat@sip-test.quintetto.it></a><br>
              Call-ID: GwOQMLFfIq7o7jvF4OQlJ-jBb2OBaAKY<br>
              CSeq: 57652 MESSAGE<br>
              Accept: text/plain, application/im-iscomposing+xml<br>
              Route: <<a
            href="sip:sip-test.quintetto.it:15006;transport=tcp;lr"
            moz-do-not-send="true" class="moz-txt-link-freetext">sip:sip-test.quintetto.it:15006;transport=tcp;lr</a>><br>
              Content-Type: text/plain<br>
              Content-Length:     5<br>
              <br>
              #list<o:p></o:p></p>
        <p style="margin-left:35.4pt"><br>
          <br>
********************************************************************    <br>
          The server ask for the authentication - from server to client<o:p></o:p></p>
        <p style="margin-left:35.4pt">********************************************************************  
          <o:p></o:p></p>
        <p style="margin-left:35.4pt">2022-10-17 15:45:25.837
          4700-10610/it.quintetto.qsipchat D/pjlib(pjsua_1): RX 574
          bytes Response msg 407/MESSAGE/cseq=57652 (rdata0x77b3337330)
          from TCP 192.168.100.192:15006:<br>
              SIP/2.0 407 Proxy Authentication Required<br>
              Via: SIP/2.0/TCP
192.168.100.156:48129;rport=48129;branch=z9hG4bKPjRzgOBgY6vfKZ8Fh8GA4CWheCO840Xzud;alias;received=192.168.100.156<br>
              From: <a
            href="mailto:sip:quintetto00@sip-test.quintetto.it"
            moz-do-not-send="true"><sip:quintetto00@sip-test.quintetto.it></a>;tag=1is.Ng6ZKJmCT1uAJ9WuJhe3hiQysj9f<br>
              To: <a
            href="mailto:sip:room-qsipchat@sip-test.quintetto.it"
            moz-do-not-send="true"><sip:room-qsipchat@sip-test.quintetto.it></a>;tag=1e5fbdd4b14eff95c400342f4634da91.e417<br>
              Call-ID: GwOQMLFfIq7o7jvF4OQlJ-jBb2OBaAKY<br>
              CSeq: 57652 MESSAGE<br>
              Proxy-Authenticate: Digest realm="sip-test.quintetto.it",
          nonce="Y01doWNNXHVEyRtiAyN28xJdMjNIG8Ju"<br>
              Server: kamailio (5.2.8 (x86_64/linux))<br>
              Content-Length: 0<br>
           <o:p></o:p></p>
        <p style="margin-left:35.4pt">    <br>
*********************************************************************<br>
          The client send the authenticated request -  from client to
          server<o:p></o:p></p>
        <p style="margin-left:35.4pt">******************************************************************** 
          <o:p></o:p></p>
        <p style="margin-left:35.4pt">TX 755 bytes Request msg
          MESSAGE/cseq=57653 (tdta0x77b26460a8) to TCP
          192.168.100.192:15006:<br>
              MESSAGE <a
            href="mailto:sip:room-qsipchat@sip-test.quintetto.it"
            moz-do-not-send="true" class="moz-txt-link-freetext">sip:room-qsipchat@sip-test.quintetto.it</a>
          SIP/2.0<br>
              Via: SIP/2.0/TCP
192.168.100.156:48129;rport;branch=z9hG4bKPjj6uuy25r0kKlnICHKQWEaIweOex-sNyq;alias<br>
              Max-Forwards: 70<br>
              From: <a
            href="mailto:sip:quintetto00@sip-test.quintetto.it"
            moz-do-not-send="true"><sip:quintetto00@sip-test.quintetto.it></a>;tag=1is.Ng6ZKJmCT1uAJ9WuJhe3hiQysj9f<br>
              To: <a
            href="mailto:sip:room-qsipchat@sip-test.quintetto.it"
            moz-do-not-send="true"><sip:room-qsipchat@sip-test.quintetto.it></a><br>
              Call-ID: GwOQMLFfIq7o7jvF4OQlJ-jBb2OBaAKY<br>
              CSeq: 57653 MESSAGE<br>
              Accept: text/plain, application/im-iscomposing+xml<br>
              Route: <<a
            href="sip:sip-test.quintetto.it:15006;transport=tcp;lr"
            moz-do-not-send="true" class="moz-txt-link-freetext">sip:sip-test.quintetto.it:15006;transport=tcp;lr</a>><br>
              Proxy-Authorization: Digest username="quintetto00",
          realm="sip-test.quintetto.it",
          nonce="Y01doWNNXHVEyRtiAyN28xJdMjNIG8Ju", uri=<a
            href="mailto:sip:room-qsipchat@sip-test.quintetto.it"
            moz-do-not-send="true">"sip:room-qsipchat@sip-test.quintetto.it"</a>,
          response="d495ec20cb1be8f1b605d4e5b1a4c357"<br>
              Content-Type: text/plain<br>
              Content-Length:     5<br>
              <br>
              #list <br>
              <o:p></o:p></p>
        <p style="margin-left:35.4pt"><br>
**************************************************************************<br>
          The server send the 200 OK message - from server to client<o:p></o:p></p>
        <p style="margin-left:35.4pt">********************************************************************<o:p></o:p></p>
        <p style="margin-left:35.4pt">RX 447 bytes Response msg
          200/MESSAGE/cseq=57653 (rdata0x77b3337330) from TCP
          192.168.100.192:15006:<br>
              SIP/2.0 200 ok<br>
              Via: SIP/2.0/TCP
192.168.100.156:48129;rport=48129;branch=z9hG4bKPjj6uuy25r0kKlnICHKQWEaIweOex-sNyq;alias;received=192.168.100.156<br>
              From: <a
            href="mailto:sip:quintetto00@sip-test.quintetto.it"
            moz-do-not-send="true"><sip:quintetto00@sip-test.quintetto.it></a>;tag=1is.Ng6ZKJmCT1uAJ9WuJhe3hiQysj9f<br>
              To: <a
            href="mailto:sip:room-qsipchat@sip-test.quintetto.it"
            moz-do-not-send="true"><sip:room-qsipchat@sip-test.quintetto.it></a>;tag=1e5fbdd4b14eff95c400342f4634da91.365f<br>
              Call-ID: GwOQMLFfIq7o7jvF4OQlJ-jBb2OBaAKY<br>
              CSeq: 57653 MESSAGE<br>
              Server: kamailio (5.2.8 (x86_64/linux))<br>
              Content-Length: 0<br>
              <o:p></o:p></p>
        <p style="margin-left:35.4pt">    <br>
*********************************************************************************<br>
          Till here everything is OK.<br>
          <br>
          But regarding the members when a TCP dumping I saw a message
          with the room's members
          <br>
          that go from the kamailio server to the kamailio server <o:p></o:p></p>
        <p style="margin-left:35.4pt">*********************************************************************************<br>
          <br>
          MESSAGE <a
            href="mailto:sip:quintetto00@sip-test.quintetto.it"
            moz-do-not-send="true" class="moz-txt-link-freetext">sip:quintetto00@sip-test.quintetto.it</a>
          SIP/2.0<br>
              Via: SIP/2.0/TCP
192.168.100.192:15006;branch=z9hG4bKf20a.be253b92000000000000000000000000.0<br>
              To: <a
            href="mailto:sip:quintetto00@sip-test.quintetto.it"
            moz-do-not-send="true"><sip:quintetto00@sip-test.quintetto.it></a><br>
              From: <a
            href="mailto:sip:room-qsipchat@sip-test.quintetto.it"
            moz-do-not-send="true"><sip:room-qsipchat@sip-test.quintetto.it></a>;tag=03e4c67b0f95c0aeb1f633479b4aa5cd-72f2<br>
              CSeq: 10 MESSAGE<br>
              Call-ID: <a
            href="mailto:37db44aa523ea24a-6567@192.168.100.192"
            moz-do-not-send="true" class="moz-txt-link-freetext">37db44aa523ea24a-6567@192.168.100.192</a><br>
              Max-Forwards:.70<br>
              Content-Length: 47<br>
              User-Agent: kamailio (5.2.8 (x86_64/linux))<br>
              Content-Type: text/plain<br>
          <br>
              Members:<br>
              *sip:quintetto00@sip-test.quintetto.it<o:p></o:p></p>
        <p style="margin-left:35.4pt"><br>
**************************************************************************************<br>
          a reply from the kamailio server to the kamailio server, with
          an authenticated request<o:p></o:p></p>
        <p style="margin-left:35.4pt">**************************************************************************************<o:p></o:p></p>
        <p style="margin-left:35.4pt">SIP/2.0.407.Proxy
          Authentication.Required<br>
          Via: SIP/2.0/TCP
192.168.100.192:15006;branch=z9hG4bKf20a.be253b92000000000000000000000000.0<br>
          To: <a href="mailto:sip:quintetto00@sip-test.quintetto.it"
            moz-do-not-send="true"><sip:quintetto00@sip-test.quintetto.it></a>;tag=1e5fbdd4b14eff95c400342f4634da91.cfc3<br>
          From: <a
            href="mailto:sip:room-qsipchat@sip-test.quintetto.it"
            moz-do-not-send="true"><sip:room-qsipchat@sip-test.quintetto.it></a>;tag=03e4c67b0f95c0aeb1f633479b4aa5cd-72f2<br>
          CSeq: 10 MESSAGE<br>
          Call-ID: <a
            href="mailto:37db44aa523ea24a-6567@192.168.100.192"
            moz-do-not-send="true" class="moz-txt-link-freetext">37db44aa523ea24a-6567@192.168.100.192</a><br>
          Proxy-Authenticate: Digest realm="sip-test.quintetto.it",
          nonce="Y01fQmNNXhbsHdM1THmENyJn1MH/VD/8"<br>
          Server: kamailio (5.2.8 (x86_64/linux))<br>
          Content-Length:.0<o:p></o:p></p>
        <p style="margin-left:35.4pt"><br>
          <br>
**************************************************************************************<br>
          bottom of line the outbound_proxy request for an authenticated
          request, but kamailio do not reply to this request.<br>
          <br>
          Could you please point me in the right direction?<o:p></o:p></p>
        <p style="margin-left:35.4pt"><o:p> </o:p></p>
        <p style="margin-left:35.4pt">Thanks a lot for any help.<o:p></o:p></p>
        <p style="margin-left:35.4pt"><o:p> </o:p></p>
        <p style="margin-left:35.4pt">Bye<o:p></o:p></p>
        <div>
          <p class="MsoNormal" style="margin-left:35.4pt">-- <span
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          <p style="margin-left:35.4pt"><span
style="font-size:10.5pt;font-family:"Arial",sans-serif;color:#118311">Ing.
              Giovanni Iamonte<br>
              Developments and technologies area<br>
              Quintetto Srl<br>
              Via Monte Navale, 1<br>
              10015 - Ivrea (TO)<br>
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style="font-size:10.5pt;font-family:"Arial",sans-serif;color:#118311">
              mobile: +39 393 9196310<br>
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style="font-size:10.5pt;font-family:"Arial",sans-serif;color:#118311">
              tel: +39 0165 1845290<br>
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style="font-size:10.5pt;font-family:"Arial",sans-serif;color:#118311">
              e-mail:
              <a href="mailto:giovanni.iamonte@quintetto.it"
                moz-do-not-send="true" class="moz-txt-link-freetext">giovanni.iamonte@quintetto.it</a><br>
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style="font-size:10.5pt;font-family:"Arial",sans-serif;color:#118311">
              web:
              <a href="http://www.quintetto.it" moz-do-not-send="true">www.quintetto.it</a><o:p></o:p></span></p>
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