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    <p>Hello,</p>
    <p>set debug=3 in kamailio.cfg and look at syslog debug messages,
      you should get more hints about what kamailio is doing. Likely
      something is not configured properly or the certificates of the
      clients are singed by a trusted CA by your system (e.g., verisign,
      letsencrypt,  ...).</p>
    <p>Also, you should not have same private key/public certificate in
      both client and server. You can become your own certificate
      authority and sign the certificates you put in the clients --
      search the web about being your own CA.<br>
    </p>
    <p>Cheers,<br>
      Daniel<br>
    </p>
    <br>
    <div class="moz-cite-prefix">On 13.04.18 15:05, Kiran Gaddam wrote:<br>
    </div>
    <blockquote type="cite"
cite="mid:BYAPR17MB23265C0753FA1DB098EE824DFBB30@BYAPR17MB2326.namprd17.prod.outlook.com">
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        <pre><span style="color:black">Hello All,<o:p></o:p></span></pre>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN">I want to
            enable certificate validation on the server. I am only using
            self-signed certs.<o:p></o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN">I have the
            same cert/key in the client and  server and want to only
            allow connection from clients with this cert/key.<o:p></o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN">I have
            turned on the following in tls.cfg and done all the steps
            required in kamailio.cfg file.<o:p></o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN">But it’s
            failed to verify certs and allowing the clients which
            doesn’t have same certs.
            <o:p></o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN">Please
            help to configure the cert/key in right way.<o:p></o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN">[server:default]<o:p></o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN">method =
            TLSv1<o:p></o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN">verify_certificate
            = yes<o:p></o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN">require_certificate
            = yes<o:p></o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN">private_key
            = /usr/local/etc/kamailio/selfsigned.key<o:p></o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN">certificate
            = /usr/local/etc/kamailio/selfsigned.pem<o:p></o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN">ca_list =
            /usr/local/etc/sip-router/cacert.pem<o:p></o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN">[client:default]<o:p></o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN">verify_certificate
            = yes<o:p></o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN">require_certificate
            = yes<o:p></o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN"><o:p> </o:p></span></p>
        <pre><span style="color:black">In advance Thank you.<o:p></o:p></span></pre>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN">Thanks,<o:p></o:p></span></p>
        <p class="MsoNormal"><span
            style="font-size:10.0pt;font-family:"Courier
            New";color:black;mso-fareast-language:EN-IN">Kiran<o:p></o:p></span></p>
        <p class="MsoNormal"><span style="mso-fareast-language:EN-IN"><o:p> </o:p></span></p>
        <p class="MsoNormal"><o:p> </o:p></p>
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      <pre wrap="">_______________________________________________
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</pre>
    </blockquote>
    <br>
    <pre class="moz-signature" cols="72">-- 
Daniel-Constantin Mierla
<a class="moz-txt-link-abbreviated" href="http://www.twitter.com/miconda">www.twitter.com/miconda</a> -- <a class="moz-txt-link-abbreviated" href="http://www.linkedin.com/in/miconda">www.linkedin.com/in/miconda</a>
Kamailio World Conference - May 14-16, 2018 - <a class="moz-txt-link-abbreviated" href="http://www.kamailioworld.com">www.kamailioworld.com</a></pre>
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