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    Update 2.7.2 to 2.8.0 Dynamic DNS not working with Cloudflare

    Scheduled Pinned Locked Moved Problems Installing or Upgrading pfSense Software
    43 Posts 8 Posters 4.3k Views 9 Watching
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    • N Offline
      nation
      last edited by

      Thank you @stephenw10. That worked for me also.

      1 Reply Last reply Reply Quote 1
      • T Offline
        TheBigS
        last edited by

        Is there any news about the problem, or is there a workaround?

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        • M Offline
          Mocha9973
          last edited by

          Trying to follow along, not tried everything you guys did but found this post and that worked for me.

          Turned of Gateway monitoring only and Dynamic DNS became online at once after a force refresh.

          https://www.reddit.com/r/PFSENSE/comments/1kngpej/ddns_using_cloudflare_stopped_working_after/

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          • N Offline
            nation
            last edited by

            @TheBigS try to check the option. For me worked
            26e6f3f0-6ddb-41e1-ab49-9d7bbdf22cab-image.png

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            • stephenw10S Offline
              stephenw10 Netgate Administrator
              last edited by

              Yup the change of behaviour here is that the client checks the WAN is up by the gateway status on it before it tries to update. So if your gateway monitoring shows as offline the best solution here is to correct that so it's pinging something that responds. An alternative is to just mark the gateway as always up so it doesn't get monitored but then you lose gateway data.

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              • T Offline
                TheBigS @stephenw10
                last edited by

                @stephenw10 thanks a lot. my pfsense is now pinging quad9 and now everything is working. ๐Ÿ‘๐Ÿป

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                • 4 Offline
                  4920441 0
                  last edited by

                  ...its the same here with pppoe and dhcp

                  using afraid, and hurricane electrics as ddns service.

                  but it's half bad, another reason why to abandon pfsense after nearly 18 years of usage.....

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                  • 4 Offline
                    4920441 0 @nation
                    last edited by

                    @nation

                    why in earth should I disable gateway monitoring since i have three pppoe connections and a dhcp connection which is a redundant setup for internet connection?!?

                    disabling gw monitoring is a very crude workaround for a problem which should not exist in the first place! Come on.... ddns is not rocket science!!!!

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                    • 4 Offline
                      4920441 0 @4920441 0
                      last edited by 4920441 0

                      It seems as if it is the old problem from a couple of years ago coming back again:

                      whent you get an IPv6 Address via pppoe or dhcp you also get some link local addresses for that. somtimes even the default gw is link local.

                      It seems in some circumstances the ddns client of pfsense does not get the right ip address and makes a lot of silly stuff with the ll address....

                      because even if forcing the update and even when the given ipv6 address is the same as before it fails to "update" the ddns service and shows a cached "::" entry ....

                      I cannot say if the entry itself is getting updated, since, in my case, there is no change.....

                      BTW: I just encountered my 4 IPv6 WAN Adresses are totally mixed up in the ddns entries..... I don't recon any rule about how pfsense mangled it.... wan1 has ddns IP from wan3 wan 2 and 4 does not have any dyndns address. The addresses itself are correctly assigned to the correct interfaces in the interface section.

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                      • stephenw10S Offline
                        stephenw10 Netgate Administrator
                        last edited by

                        Ok so the issue you're seeing is only affecting IPv6 addresses?

                        And gateway monitoring is working fine for those IPv6 interfaces?

                        That seems separate to the issue other users here were hitting.

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