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DDNS IPv6 Cloudflare

Scheduled Pinned Locked Moved DHCP and DNS
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  • B
    Bob.Dig LAYER 8 @johnpoz
    last edited by Dec 13, 2019, 7:49 PM

    @johnpoz It is working for IPv4! Why not for v6.

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    • J
      johnpoz LAYER 8 Global Moderator
      last edited by Dec 13, 2019, 7:50 PM

      What is in your alias???????? hostu2 is not a FQDN..

      An intelligent man is sometimes forced to be drunk to spend time with his fools
      If you get confused: Listen to the Music Play
      Please don't Chat/PM me for help, unless mod related
      SG-4860 24.11 | Lab VMs 2.8, 24.11

      B 1 Reply Last reply Dec 13, 2019, 7:51 PM Reply Quote 0
      • B
        Bob.Dig LAYER 8 @johnpoz
        last edited by Bob.Dig Dec 13, 2019, 7:52 PM Dec 13, 2019, 7:51 PM

        @johnpoz For IPv4 e.g.
        Capture22.JPG
        and works, tried it right now with a friend.

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        • J
          johnpoz LAYER 8 Global Moderator
          last edited by Dec 13, 2019, 7:53 PM

          And what does pfsense resolve that too??? It would be using its own search suffix?

          What is in the table? Go to hostname and resolve u2.. What does it come back with..

          An intelligent man is sometimes forced to be drunk to spend time with his fools
          If you get confused: Listen to the Music Play
          Please don't Chat/PM me for help, unless mod related
          SG-4860 24.11 | Lab VMs 2.8, 24.11

          B 2 Replies Last reply Dec 13, 2019, 7:56 PM Reply Quote 0
          • B
            Bob.Dig LAYER 8 @johnpoz
            last edited by Bob.Dig Dec 13, 2019, 7:58 PM Dec 13, 2019, 7:56 PM

            @johnpoz Where should I look exactly? The firewall tab can't show it.
            dsdgf.jpg

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            • B
              Bob.Dig LAYER 8 @johnpoz
              last edited by Bob.Dig Dec 13, 2019, 8:10 PM Dec 13, 2019, 8:08 PM

              @johnpoz When I go to Diag/table it will only say 192.168.1.30
              But why? Why can't I input the same for IPv6 there.

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              • J
                johnpoz LAYER 8 Global Moderator
                last edited by johnpoz Dec 13, 2019, 8:10 PM Dec 13, 2019, 8:10 PM

                And where do you think it gets that from?? U2 is not a FQDN it can not resolve... you have it in your host file on pfsense.. or you append the domain to it when you query it...

                Do you have IPv6 there... I can resolve any fqdn I want for ipv6...

                An intelligent man is sometimes forced to be drunk to spend time with his fools
                If you get confused: Listen to the Music Play
                Please don't Chat/PM me for help, unless mod related
                SG-4860 24.11 | Lab VMs 2.8, 24.11

                B 1 Reply Last reply Dec 13, 2019, 8:12 PM Reply Quote 0
                • B
                  Bob.Dig LAYER 8 @johnpoz
                  last edited by Bob.Dig Dec 13, 2019, 8:13 PM Dec 13, 2019, 8:12 PM

                  @johnpoz So who put the 192.168.1.30 in that table? Where originated it? Why can't I do the same thing for IPv6?

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                  • J
                    johnpoz LAYER 8 Global Moderator
                    last edited by johnpoz Dec 13, 2019, 8:17 PM Dec 13, 2019, 8:16 PM

                    Here

                    pfsense.jpg

                    there is no ipv4 for pfsense, but there is a pfsense.local.lan IPv6 entry in my resolver host override... So when I tell ping to ping that host via ipv6 it gets the IPv6 address..

                    An intelligent man is sometimes forced to be drunk to spend time with his fools
                    If you get confused: Listen to the Music Play
                    Please don't Chat/PM me for help, unless mod related
                    SG-4860 24.11 | Lab VMs 2.8, 24.11

                    B 1 Reply Last reply Dec 13, 2019, 8:18 PM Reply Quote 0
                    • B
                      Bob.Dig LAYER 8 @johnpoz
                      last edited by Bob.Dig Dec 13, 2019, 8:20 PM Dec 13, 2019, 8:18 PM

                      @johnpoz So my question is this, it is working for IPv4, tested it.
                      FQDN also works.
                      11.jpg

                      Why is it not working for IPv6?

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                      • J
                        johnpoz LAYER 8 Global Moderator
                        last edited by Dec 13, 2019, 8:20 PM

                        Because its not int he TABLE!!!!

                        Where do you think its going to magically come up with that IPv6 address???

                        hostfile.jpg

                        An intelligent man is sometimes forced to be drunk to spend time with his fools
                        If you get confused: Listen to the Music Play
                        Please don't Chat/PM me for help, unless mod related
                        SG-4860 24.11 | Lab VMs 2.8, 24.11

                        B 1 Reply Last reply Dec 13, 2019, 8:21 PM Reply Quote 0
                        • B
                          Bob.Dig LAYER 8 @johnpoz
                          last edited by Bob.Dig Dec 13, 2019, 8:23 PM Dec 13, 2019, 8:21 PM

                          @johnpoz The same way it got not magically the IPv4 in that table.
                          How can I achieve that? I have the feeling it could be a bug, but little do I know.

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                          • J
                            johnpoz LAYER 8 Global Moderator
                            last edited by johnpoz Dec 13, 2019, 8:24 PM Dec 13, 2019, 8:23 PM

                            Its not freaking magic... You have that address in your host file... See mine has IPv6 for pfsense and nothing for pfsense IPv4 - so it doesn't resolve IPv4..

                            Put in a IPv6 address in your host file via host override!

                            Your lack of understanding does not = bug!

                            An intelligent man is sometimes forced to be drunk to spend time with his fools
                            If you get confused: Listen to the Music Play
                            Please don't Chat/PM me for help, unless mod related
                            SG-4860 24.11 | Lab VMs 2.8, 24.11

                            B 1 Reply Last reply Dec 13, 2019, 8:26 PM Reply Quote 1
                            • B
                              Bob.Dig LAYER 8 @johnpoz
                              last edited by Bob.Dig Dec 13, 2019, 8:43 PM Dec 13, 2019, 8:26 PM

                              @johnpoz So I have not willingly or knowingly put it in a host file for IPv4. When does pfSense this and why it didn't happened for IPv6 also?
                              I think it is a bug. The bug is that the alias is taking no hosts or FQDN for IPv6, only for IPv4.
                              2.4.4-RELEASE-p3

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                              • J
                                johnpoz LAYER 8 Global Moderator
                                last edited by johnpoz Dec 13, 2019, 8:55 PM Dec 13, 2019, 8:53 PM

                                Dude this is not rocket science --- here I turned on ipv6 via dhcp6 on my client.... Setup a static entry for it - bing bang soom there you go host name is in the host file, both fully qualified and just host..

                                ipv6reservation.jpg

                                So pfsense can not resolve it with just host name
                                ipv6address.jpg

                                ping.jpg

                                Having your client register its dns name can be done via the dhcpv6 setup or the client into pfsense...

                                An intelligent man is sometimes forced to be drunk to spend time with his fools
                                If you get confused: Listen to the Music Play
                                Please don't Chat/PM me for help, unless mod related
                                SG-4860 24.11 | Lab VMs 2.8, 24.11

                                B 1 Reply Last reply Dec 13, 2019, 9:04 PM Reply Quote 0
                                • B
                                  Bob.Dig LAYER 8 @johnpoz
                                  last edited by Bob.Dig Dec 13, 2019, 9:05 PM Dec 13, 2019, 9:04 PM

                                  @johnpoz Could you do me a favor by creating an hostname or FQDN IPv6 Alias in pfSense and making a screenshot?

                                  I have my names in DHCP and DNS Resolver already.

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                                  • B
                                    Bob.Dig LAYER 8
                                    last edited by Bob.Dig Apr 2, 2021, 1:07 PM Apr 2, 2021, 12:18 PM

                                    In my ongoing "battle" with DDNS and dynamic prefixes I was able to get a "RFC 2136 Client" in pfSense working with dynv6.com. The "normal" DDNS-Client in pfSense for dynv6 wouldn't work for me. 😢

                                    Anyway, what it allows me, is to have a prefix on an interface in the DNS. Together with static interface identifiers (host part), like you can have in pfSense with DHCPv6 Static Mappings on an interface which tracks IPv6-WAN, now the hosts have a working DDNS, because the changing prefix get registered in DNS, not only in pfSense.
                                    Capturexy.JPG

                                    dynv6.com even allows you to use your own sub-domain via delegation, which I did.

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