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    <p>I'd try the ca update  method I described in my previous email
      before  coming to any conclusions. <br>
    </p>
    <p>Regards,</p>
    <p>Jafar<br>
    </p>
    <p><br>
    </p>
    <div class="moz-cite-prefix">On 10/6/21 3:31 PM, Trae E Santiago
      wrote:<br>
    </div>
    <blockquote type="cite"
cite="mid:OF7E1A64C4.D9D8F4FC-ON00258766.00707FA8-00258766.0070C50E@ibm.com">
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        <div dir="ltr">The FRR slack has details that say otherwise,
          though I don't know if it has been fixed since I tested. It
          looks like one of the certs is <em>not</em> changed, but I
          believe they're fixing it now in Slack:</div>
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                class="c-link c-timestamp" data-sk="tooltip_parent"
                data-stringify-requires-siblings="true"
                data-stringify-text="[1:06 PM]"
                data-stringify-type="replace"
                data-ts="1633543590.164400" delay="300"
                href="https://frrouting.slack.com/archives/C4T714TAQ/p1633543590164400"
                style="box-sizing: inherit; color:
                rgba(var(--sk_foreground_max_solid,97,96,97),1);
                text-decoration: none; font-size: 12px;"
                moz-do-not-send="true"><span class="c-timestamp__label"
                  style="box-sizing: inherit; color:
                  rgba(var(--sk_foreground_max_solid,97,96,97),1);">1:06</span></a></div>
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                      style="box-sizing: inherit; counter-reset: list-0
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                      font-size: 15px; line-height: 1.46668;">
                      <pre class="c-mrkdwn__pre" data-stringify-type="pre" style="box-sizing: inherit; margin: 4px 0px; padding: 8px; --saf-0:rgba(var(--sk_foreground_low,29,28,29),0.13); font-size: 12px; line-height: 1.50001; font-variant-ligatures: none; white-space: pre-wrap; overflow-wrap: break-word; word-break: normal; tab-size: 4; font-family: Monaco, Menlo, Consolas, "Courier New", monospace !important; border: 1px solid var(--saf-0); border-radius: 4px; background: rgba(var(--sk_foreground_min,29,28,29),0.04); counter-reset: list-0 0 list-1 0 list-2 0 list-3 0 list-4 0 list-5 0 list-6 0 list-7 0 list-8 0 list-9 0;">130 :~$ echo | openssl s_client -connect deb.frrouting.org:443 | grep return
depth=3 O = Digital Signature Trust Co., CN = DST Root CA X3
verify error:num=10:certificate has expired
notAfter=Sep 30 14:01:15 2021 GMT
verify return:0
    Verify return code: 10 (certificate has expired)
DONE</pre>
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                        <pre class="c-mrkdwn__pre" data-stringify-type="pre" style="box-sizing: inherit; margin: 4px 0px; padding: 8px; --saf-0:rgba(var(--sk_foreground_low,29,28,29),0.13); font-size: 12px; line-height: 1.50001; font-variant-ligatures: none; white-space: pre-wrap; overflow-wrap: break-word; word-break: normal; tab-size: 4; font-family: Monaco, Menlo, Consolas, "Courier New", monospace !important; border: 1px solid var(--saf-0); border-radius: 4px; background: rgba(var(--sk_foreground_min,29,28,29),0.04); counter-reset: list-0 0 list-1 0 list-2 0 list-3 0 list-4 0 list-5 0 list-6 0 list-7 0 list-8 0 list-9 0; color: rgb(209, 210, 211); font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;">[tsantiago@tree01-cs ~]$ echo | openssl s_client -connect deb.frrouting.org:443 | grep return
depth=2 C = US, O = Internet Security Research Group, CN = ISRG Root X1
verify return:1
depth=1 C = US, O = Let's Encrypt, CN = R3
verify return:1
depth=0 CN = deb.frrouting.org
verify return:1
DONE
    Verify return code: 0 (ok)</pre>
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          <div><font size="2" face="Verdana,Arial,Helvetica,sans-serif"><font
                size="2" face="Verdana,Arial,Helvetica,sans-serif"><font
                  size="2" face="Verdana,Arial,Helvetica,sans-serif"><font
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                        style="font-size: 16px; box-sizing: inherit;"
                        face="Trebuchet MS">Thanks,</font><br
                        style="box-sizing: inherit;">
                      <br style="box-sizing: inherit; font-family:
                        arial, helvetica, sans-serif;">
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                        font-family: arial, helvetica, sans-serif;"><font
                          style="box-sizing: inherit;" size="4"
                          face="Trebuchet MS">Trae Santiago</font></b><br
                        style="box-sizing: inherit; font-family: arial,
                        helvetica, sans-serif;">
                      <font style="font-size: 16px; box-sizing:
                        inherit;" face="Trebuchet MS">Network Engineer</font></font></font></font></font></font></div>
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                    size="2" face="Verdana,Arial,Helvetica,sans-serif"><font
                      size="2" face="Verdana,Arial,Helvetica,sans-serif"><font
                        style="box-sizing: inherit;" face="Trebuchet MS">IBM
                        Cloud</font><br style="box-sizing: inherit;">
                      <font style="font-size: small; box-sizing:
                        inherit;" size="2" face="Trebuchet MS">+1 (469)
                        585 - 9317</font><br style="box-sizing:
                        inherit;">
                      <a href="mailto://tsantiago@us.ibm.com/"
                        style="font-size: 16px; box-sizing: inherit;
                        text-decoration-line: none; cursor: pointer;
                        color: black; font-family: arial, helvetica,
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                          style="box-sizing: inherit;"><font
                            style="box-sizing: inherit;" size="2"
                            face="Trebuchet MS">tsantiago@us.ibm.com</font></u></a></font></font></font></font></font></div>
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        <blockquote data-history-content-modified="1" dir="ltr"
          style="border-left:solid #aaaaaa 2px; margin-left:5px;
          padding-left:5px; direction:ltr; margin-right:0px">-----
          Original message -----<br>
          From: "Jafar Al-Gharaibeh" <a class="moz-txt-link-rfc2396E" href="mailto:jafar@atcorp.com"><jafar@atcorp.com></a><br>
          Sent by: "dev"
          <a class="moz-txt-link-rfc2396E" href="mailto:dev-bounces+tsantiago=us.ibm.com@lists.frrouting.org"><dev-bounces+tsantiago=us.ibm.com@lists.frrouting.org></a><br>
          To: "Eduard Margulescu" <a class="moz-txt-link-rfc2396E" href="mailto:eduard.margulescu@bigstep.com"><eduard.margulescu@bigstep.com></a>,
          <a class="moz-txt-link-rfc2396E" href="mailto:dev@lists.frrouting.org">"dev@lists.frrouting.org"</a> <a class="moz-txt-link-rfc2396E" href="mailto:dev@lists.frrouting.org"><dev@lists.frrouting.org></a><br>
          Cc:<br>
          Subject: [EXTERNAL] Re: [dev] Certificate error
          deb.frrouting.org<br>
          Date: Wed, Oct 6, 2021 3:07 PM<br>
           <br>
          <!--Notes ACF
<meta http-equiv="Content-Type" content="text/html;      charset=utf8" >-->
          <p>Hi,</p>
          <p>   We use Let's Encrypt certificates, and as far as I can
            see, things are good in the deployed certificates.</p>
          <p>      Issued On    Wednesday, September 8, 2021 at 12:52:30
            PM<br>
                  Expires On    Tuesday, December 7, 2021 at 11:52:29 AM</p>
          <p>   It is likely that  the ca certificates need updating at
            your end:</p>
          <p>   sudo apt install ca-certificates</p>
          <p>  you can use the tool update-ca-certificates that comes
            with the package above to update your CAs.</p>
          <p>Regards,</p>
          <p>Jafar</p>
          <div>On 10/4/21 4:23 AM, Eduard Margulescu wrote:</div>
          <blockquote
cite="mid:PAXP190MB1549F87FECC17CECC66F05CAE6AE9@PAXP190MB1549.EURP190.PROD.OUTLOOK.COM"
            type="cite"><!--Notes ACF
<meta http-equiv="Content-Type" content="text/html;        charset=utf8" >-->
            <div>
              <p style="margin: 0px;"><span lang="EN-US">Hello team,<o:p></o:p></span></p>
              <p style="margin: 0px;"><span lang="EN-US"><o:p> </o:p></span></p>
              <p style="margin: 0px;"><span lang="EN-US">I want to
                  install FRR on an Ubuntu 18.04 server and I receive
                  this error when I try to use this procedure (<a
                    href="https://deb.frrouting.org/" target="_blank"
                    moz-do-not-send="true">https://deb.frrouting.org/</a>)
                  :<o:p></o:p></span></p>
              <p style="margin: 0px;"><span lang="EN-US"><o:p> </o:p></span></p>
              <div style="mso-element:para-border-div;border:solid black
                1.0pt;padding:5.0pt 5.0pt 5.0pt
                5.0pt;background:#EEEEEE">
                <div><font size="2" face="Default Monospace,Courier
                    New,Courier,monospace"><i><span
                        style="font-size:11.0pt;font-family:"Fira
                        Mono";color:#777799"># add GPG key</span></i><span
                      style="font-size:11.0pt;font-family:"Fira
                      Mono";color:black"><o:p></o:p></span></font></div>
                <div><font size="2" face="Default Monospace,Courier
                    New,Courier,monospace"><span
                      style="font-size:11.0pt;font-family:"Fira
                      Mono";color:black">curl -s <a
                        href="https://deb.frrouting.org/frr/keys.asc"
                        moz-do-not-send="true" target="_blank">https://deb.frrouting.org/frr/keys.asc</a> |
                      sudo apt-key add -<o:p></o:p></span></font></div>
                <div><font size="2" face="Default Monospace,Courier
                    New,Courier,monospace"><span
                      style="font-size:11.0pt;font-family:"Fira
                      Mono";color:black"><o:p> </o:p></span></font></div>
                <div><font size="2" face="Default Monospace,Courier
                    New,Courier,monospace"><i><span
                        style="font-size:11.0pt;font-family:"Fira
                        Mono";color:#777799"># possible values for
                        FRRVER: </span></i><i><span
                        style="font-size:11.0pt;font-family:"Fira
                        Mono";color:#007700">frr-6 frr-7 frr-8
                        frr-stable</span></i><i><span
                        style="font-size:11.0pt;font-family:"Fira
                        Mono";color:#777799"><o:p></o:p></span></i></font></div>
                <div><font size="2" face="Default Monospace,Courier
                    New,Courier,monospace"><i><span
                        style="font-size:11.0pt;font-family:"Fira
                        Mono";color:#777799"># frr-stable will be
                        the latest official stable release</span></i><span
                      style="font-size:11.0pt;font-family:"Fira
                      Mono";color:black"><o:p></o:p></span></font></div>
                <div><font size="2" face="Default Monospace,Courier
                    New,Courier,monospace"><span
                      style="font-size:11.0pt;font-family:"Fira
                      Mono";color:black">FRRVER="</span><span
                      style="font-size:11.0pt;font-family:"Fira
                      Mono";color:#007700">frr-stable</span><span
                      style="font-size:11.0pt;font-family:"Fira
                      Mono";color:black">"<o:p></o:p></span></font></div>
                <div><font size="2" face="Default Monospace,Courier
                    New,Courier,monospace"><span
                      style="font-size:11.0pt;font-family:"Fira
                      Mono";color:black">echo deb <a
                        href="https://deb.frrouting.org/frr"
                        moz-do-not-send="true" target="_blank">https://deb.frrouting.org/frr</a> $(lsb_release
                      -s -c) $FRRVER | sudo tee -a
                      /etc/apt/sources.list.d/frr.list<o:p></o:p></span></font></div>
                <div><font size="2" face="Default Monospace,Courier
                    New,Courier,monospace"><span
                      style="font-size:11.0pt;font-family:"Fira
                      Mono";color:black"><o:p> </o:p></span></font></div>
                <div><font size="2" face="Default Monospace,Courier
                    New,Courier,monospace"><i><span
                        style="font-size:11.0pt;font-family:"Fira
                        Mono";color:#777799"># update and install
                        FRR</span></i><span
                      style="font-size:11.0pt;font-family:"Fira
                      Mono";color:black"><o:p></o:p></span></font></div>
                <div><font size="2" face="Default Monospace,Courier
                    New,Courier,monospace"><span
                      style="font-size:11.0pt;font-family:"Fira
                      Mono";color:black">sudo apt update &&
                      sudo apt install frr frr-pythontools<o:p></o:p></span></font></div>
              </div>
              <p style="margin: 0px;"><span lang="EN-US"><o:p> </o:p></span></p>
              <p style="margin: 0px;"><span lang="EN-US"><o:p> </o:p></span></p>
              <p style="margin: 0px;"><span lang="EN-US">root@ukr1:~#
                  curl -s <a
                    href="https://deb.frrouting.org/frr/keys.asc"
                    target="_blank" moz-do-not-send="true">https://deb.frrouting.org/frr/keys.asc</a>
                  | sudo apt-key add -<o:p></o:p></span></p>
              <p style="margin: 0px;"><span lang="EN-US">OK<o:p></o:p></span></p>
              <p style="margin: 0px;"><span lang="EN-US">root@ukr1:~#
                  FRRVER="frr-stable"<o:p></o:p></span></p>
              <p style="margin: 0px;"><span lang="EN-US">root@ukr1:~#
                  echo deb <a href="https://deb.frrouting.org/frr"
                    target="_blank" moz-do-not-send="true">https://deb.frrouting.org/frr</a>
                  $(lsb_release -s -c) $FRRVER | sudo tee -a
                  /etc/apt/sources.list.d/frr.list<o:p></o:p></span></p>
              <p style="margin: 0px;"><span lang="EN-US">deb <a
                    href="https://deb.frrouting.org/frr" target="_blank"
                    moz-do-not-send="true">https://deb.frrouting.org/frr</a>
                  bionic frr-stable<o:p></o:p></span></p>
              <p style="margin: 0px;"><span lang="EN-US">root@ukr1:~#
                  sudo apt update && sudo apt install frr
                  frr-pythontools<o:p></o:p></span></p>
              <p style="margin: 0px;"><span lang="EN-US">Get:1 <a
                    href="http://security.ubuntu.com/ubuntu"
                    target="_blank" moz-do-not-send="true">http://security.ubuntu.com/ubuntu</a>
                  bionic-security InRelease [88.7 kB]<o:p></o:p></span></p>
              <p style="margin: 0px;"><span lang="EN-US">Hit:2 <a
                    href="http://us.archive.ubuntu.com/ubuntu"
                    target="_blank" moz-do-not-send="true">http://us.archive.ubuntu.com/ubuntu</a>
                  bionic InRelease<o:p></o:p></span></p>
              <p style="margin: 0px;"><span lang="EN-US">Ign:3 <a
                    href="https://deb.frrouting.org/frr" target="_blank"
                    moz-do-not-send="true">https://deb.frrouting.org/frr</a>
                  bionic InRelease<o:p></o:p></span></p>
              <p style="margin: 0px;"><span lang="EN-US">Get:4 <a
                    href="http://us.archive.ubuntu.com/ubuntu"
                    target="_blank" moz-do-not-send="true">http://us.archive.ubuntu.com/ubuntu</a>
                  bionic-updates InRelease [88.7 kB]<o:p></o:p></span></p>
              <p style="margin: 0px;"><span
                  style="background:yellow;mso-highlight:yellow"
                  lang="EN-US">Err:5 <a
                    href="https://deb.frrouting.org/frr" target="_blank"
                    moz-do-not-send="true">https://deb.frrouting.org/frr</a>
                  bionic Release<o:p></o:p></span></p>
              <p style="margin: 0px;"><span
                  style="background:yellow;mso-highlight:yellow"
                  lang="EN-US">  Certificate verification failed: The
                  certificate is NOT trusted. The certificate chain uses
                  expired certificate.  Could not handshake: Error in
                  the certificate verification. [IP: 194.147.138.41 443]</span><span
                  lang="EN-US"><o:p></o:p></span></p>
              <p style="margin: 0px;"><span lang="EN-US">Get:6 <a
                    href="http://us.archive.ubuntu.com/ubuntu"
                    target="_blank" moz-do-not-send="true">http://us.archive.ubuntu.com/ubuntu</a>
                  bionic-backports InRelease [74.6 kB]<o:p></o:p></span></p>
              <p style="margin: 0px;"><span lang="EN-US">Reading package
                  lists... Done<o:p></o:p></span></p>
              <p style="margin: 0px;"><span
                  style="background:yellow;mso-highlight:yellow"
                  lang="EN-US">E: The repository '<a
                    href="https://deb.frrouting.org/frr" target="_blank"
                    moz-do-not-send="true">https://deb.frrouting.org/frr</a>
                  bionic Release' does not have a Release file.<o:p></o:p></span></p>
              <p style="margin: 0px;"><span
                  style="background:yellow;mso-highlight:yellow"
                  lang="EN-US">N: Updating from such a repository can't
                  be done securely, and is therefore disabled by
                  default.</span><span lang="EN-US"><o:p></o:p></span></p>
              <p style="margin: 0px;"><span lang="EN-US">N: See
                  apt-secure(8) manpage for repository creation and user
                  configuration details.<o:p></o:p></span></p>
              <p style="margin: 0px;"><span lang="EN-US"><o:p> </o:p></span></p>
              <p style="margin: 0px;"><span lang="EN-US">Is there
                  something you can fix ?<o:p></o:p></span></p>
              <p style="margin: 0px;"><span lang="EN-US"><o:p> </o:p></span></p>
              <p style="margin: 0px;"><span lang="EN-US">Thanks,<o:p></o:p></span></p>
              <p style="margin: 0px;"><span lang="EN-US">Eduard<o:p></o:p></span></p>
              <p style="margin: 0px;"><o:p> </o:p></p>
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