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    Pfsense and hostname resolution

    Scheduled Pinned Locked Moved DHCP and DNS
    35 Posts 6 Posters 2.7k Views
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    • R
      rjcab
      last edited by

      Well done :-)
      I missed that

      5282a9c1-6949-469f-934b-a974d95e32b0-image.png

      johnpozJ 1 Reply Last reply Reply Quote 0
      • johnpozJ
        johnpoz LAYER 8 Global Moderator @rjcab
        last edited by

        @rjcab what are you doing normal dhcp, or your previous posted image showed static reservations. You do not need to register dhcp if your doing reservations for all your devices.

        This is a reservation, and they are loaded when unbound starts..

        reservation.jpg

        And they will resolve be it the client is on or off, or has gotten its reservation or not..

        Now if you want to resolver xyz.yourdomain.tld that is some dhcp client that you have not set a reservation for - then yes you would have to register dhcp clients.

        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

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        • L
          Leon Straathof @johnpoz
          last edited by

          @johnpoz I did come here too when my config went to shit. I changed several configurations and then FQDN just broke and also DNS registrations between different networks. Why the hell do they scare you too go to KEA when the damn thing is not finished at all. Because i did other configuration in custom options i did think it was me that made a mistake in configuration and pulled my hair out for 2 hours. But it works out to be pfSense devs pushing shit out that ain't ready yet.

          1 Reply Last reply Reply Quote 1
          • R
            rjcab
            last edited by

            thanks a lot for your support

            1 Reply Last reply Reply Quote 0
            • R
              rjcab
              last edited by

              Now I have another issue:

              I got 502 Bad Gateway, nginx message so I did 16) Restart PHP-FPM and it works for several minutes and then down again.
              I went to the log files and I saw a lot of:

              could not connect to /var/run/php-fpm.socket pfsense
              

              I found on internet and some guys are talking about ethernet drivers. I have one interface LAN embedded with the NUC and I have an USB ethernet plug (WAN).

               WAN (wan)       -> ue0        -> v4: 192.168.10.253/24
               LAN (lan)       -> re0        -> v4: 192.168.1.1/24
              

              When I unplug the usb it seems working. The USB plug is well recognised.

              If you have an idea :-)

              1 Reply Last reply Reply Quote 0
              • R
                rjcab
                last edited by

                Hello,

                One again. My previous post, I don't know but is work with a fresh install except for DNS Resolver.

                I did as below:

                1.jpg

                2.jpg

                3.jpg

                If I remove the DNS 8.8.8.8 because it cannot resolve IP/Hostname I don't have internet anymore but hostname resolving works.

                I one again made a mistake :(

                S GertjanG 2 Replies Last reply Reply Quote 0
                • S
                  SteveITS Galactic Empire @rjcab
                  last edited by

                  @rjcab if you enable forwarding you need to uncheck the option to use DNSSEC.

                  Pre-2.7.2/23.09: Only install packages for your version, or risk breaking it. Select your branch in System/Update/Update Settings.
                  When upgrading, allow 10-15 minutes to restart, or more depending on packages and device speed.
                  Upvote 👍 helpful posts!

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                  • GertjanG
                    Gertjan @rjcab
                    last edited by Gertjan

                    @rjcab said in Pfsense and hostname resolution:

                    except for DNS Resolver

                    Why ?
                    Ok, it's a free world, but why do you have to give all your DNS requests to Alphabet ?
                    What's in it for you ??

                    Also, Netgate decided to use the Resolver and made it resolve ... because that's what is best since the invention of DNS way back, in the last century. If any (commercial of not) other resolver was better, they would have made it 'default'. Notice this : they didn't. And I trust their choice.
                    Better : 8.8.8.8 is a ... a resolver. So why would a resolver (put in forwarding mode) has to ask a resolver what it can do itself ?

                    Again : forwarding isn't bad, and I can image their are for some scenarios even some advantages.
                    But out of the box, DNS of pfSense works fine, and you get the free DNSSEC as a bonus.

                    So, why ?

                    No "help me" PM's please. Use the forum, the community will thank you.
                    Edit : and where are the logs ??

                    1 Reply Last reply Reply Quote 0
                    • R
                      rjcab
                      last edited by

                      I haven't explained correctly.

                      I am newbie with pfsense and I just want to be able to resolve hostname within my LAN.
                      with the above conf it doesn't work :(

                      johnpozJ 1 Reply Last reply Reply Quote 0
                      • johnpozJ
                        johnpoz LAYER 8 Global Moderator @rjcab
                        last edited by johnpoz

                        @rjcab well no duh... How would 8.8.8.8 know about your local resources?

                        If you want to resolve your local stuff - you need your client to point to pfsense for dns.. So you can register your static/reservations of your dhcp clients. Or manually create records.. Then you can have unbound/dnsmasq forward or resolve for your internet stuff. But pointing your clients to 8.8.8.8 or any other external dns is never going to be able to resolve your local stuff.

                        removethis.jpg

                        Remove that from your dhcp options, let your clients renew their lease so they point to pfsense IP for dns - then you will be able to resolve local resources.

                        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

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                        • R
                          rjcab
                          last edited by

                          Yes thanks.

                          I did remove 8.8.8.8 and DNS resolver works:

                            ~ ping jeedom.local.lan
                          PING jeedom.local.lan (192.168.1.12): 56 data bytes
                          64 bytes from 192.168.1.12: icmp_seq=0 ttl=64 time=10.160 ms
                          

                          but:

                          ➜  ~ ping google.com
                          ping: cannot resolve google.com: Unknown host
                          ➜  ~ ping google.com
                          

                          I don't know where is my mistake

                          johnpozJ 1 Reply Last reply Reply Quote 0
                          • johnpozJ
                            johnpoz LAYER 8 Global Moderator @rjcab
                            last edited by

                            @rjcab if your going to forward with unbound.. make sure you disable dnssec.. It can be very problematic when you forward, and serves no point.

                            Or just uncheck forwarding in unbound and let it resolve.

                            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

                            1 Reply Last reply Reply Quote 0
                            • R
                              rjcab
                              last edited by

                              like this:

                              1.jpg

                              but dosen't work :(

                              johnpozJ 1 Reply Last reply Reply Quote 0
                              • johnpozJ
                                johnpoz LAYER 8 Global Moderator @rjcab
                                last edited by

                                @rjcab well why is the question - is your connection blocking roots? dns in general - are you using some vpn? There have been a bunch of threads lately about nord intercepting dns traffic for example..

                                from a cmd line on pfsense do a simple dig trace..

                                23.09.1-RELEASE][admin@sg4860.home.arpa]/root: dig www.googe.com +trace
                                
                                ; <<>> DiG 9.18.16 <<>> www.googe.com +trace
                                ;; global options: +cmd
                                .                       65798   IN      NS      j.root-servers.net.
                                .                       65798   IN      NS      k.root-servers.net.
                                .                       65798   IN      NS      l.root-servers.net.
                                .                       65798   IN      NS      m.root-servers.net.
                                .                       65798   IN      NS      a.root-servers.net.
                                .                       65798   IN      NS      b.root-servers.net.
                                .                       65798   IN      NS      c.root-servers.net.
                                .                       65798   IN      NS      d.root-servers.net.
                                .                       65798   IN      NS      e.root-servers.net.
                                .                       65798   IN      NS      f.root-servers.net.
                                .                       65798   IN      NS      g.root-servers.net.
                                .                       65798   IN      NS      h.root-servers.net.
                                .                       65798   IN      NS      i.root-servers.net.
                                .                       65798   IN      RRSIG   NS 8 0 518400 20240409050000 20240327040000 30903 . uF8On7dU364u/1APqsZDUQ/yELDC0Q2qBe/VOS9rFdj0GWeEx23rJO7e u1RBxmM8cYPhXGREOoSCd7eZdJOX+S935JjmvCAQ2VKX9oWPq4SSYl1O S4st+q/LZvE6PSJcrEr+C3lGW0nk9X00CSeMspy5CNpcql9FP9L+AfWI 2BoSiph4C1Y4Sjck2i40KyM2r619CJtwgendnDVaN17ADJoObB1Hh7VH TvCCNtSICUxptHxNOEgIUa9VLcRFLXZytwvxhN0DkeK6j/jBrv6W3IAS uYUzYYpfZhyp+ip97758xUpIHtNQzSwdZetrv+EC5mDWPCMvfnTDcXTx zkIS+g==
                                ;; Received 525 bytes from 127.0.0.1#53(127.0.0.1) in 0 ms
                                
                                com.                    172800  IN      NS      l.gtld-servers.net.
                                com.                    172800  IN      NS      h.gtld-servers.net.
                                com.                    172800  IN      NS      m.gtld-servers.net.
                                com.                    172800  IN      NS      a.gtld-servers.net.
                                com.                    172800  IN      NS      k.gtld-servers.net.
                                com.                    172800  IN      NS      b.gtld-servers.net.
                                com.                    172800  IN      NS      c.gtld-servers.net.
                                com.                    172800  IN      NS      f.gtld-servers.net.
                                com.                    172800  IN      NS      d.gtld-servers.net.
                                com.                    172800  IN      NS      i.gtld-servers.net.
                                com.                    172800  IN      NS      e.gtld-servers.net.
                                com.                    172800  IN      NS      j.gtld-servers.net.
                                com.                    172800  IN      NS      g.gtld-servers.net.
                                com.                    86400   IN      DS      19718 13 2 8ACBB0CD28F41250A80A491389424D341522D946B0DA0C0291F2D3D7 71D7805A
                                com.                    86400   IN      RRSIG   DS 8 1 86400 20240409170000 20240327160000 30903 . BeqXEhueT8CzqQiy1AF0tlI2GOSdpCvFv7WpfE87quXLLJDCPc9dQvm9 6jbzwIyt3SzdqDQg+SJxTYoTi4EvEMJxwGcnQAJAm5YcrVL8Lg3Mw4Uo r2p/Xb0eCsUUgDJOu7sU3BOmIzdwelAtfd/j2uqkVNtQIu67reI95xux kypY/sZekggzudrrh6AXZgZDwENLuPZUpZdYNkU5dMPrhbOiQpumPEfJ n/Z4N7Aq3sjof+MV9Zv2ySP/2vfxoCmQfkeya3jB1LvUeyWtXxdxpsEo jSKux31/CrhT3Z+NED9mv7Qxyb6DiFjeft2Fwo23oZldSdlBFJXd3kKL 4qDL1w==
                                ;; Received 1176 bytes from 202.12.27.33#53(m.root-servers.net) in 54 ms
                                
                                googe.com.              172800  IN      NS      ns1.hsicell.com.
                                googe.com.              172800  IN      NS      ns2.hsicell.com.
                                CK0POJMG874LJREF7EFN8430QVIT8BSM.com. 86400 IN NSEC3 1 1 0 - CK0Q2D6NI4I7EQH8NA30NS61O48UL8G5 NS SOA RRSIG DNSKEY NSEC3PARAM
                                CK0POJMG874LJREF7EFN8430QVIT8BSM.com. 86400 IN RRSIG NSEC3 13 2 86400 20240402042515 20240326031515 4534 com. ychk678G5UM6KBOrkgzAFJFDbABT0ZGSxn9UfrDSR8PN61oqXASJnuv7 G/ZyNEA4NZ0AQjDIthrA9VDCDOBOLg==
                                1TIGO4C7QL50GVJJT0D07PBKRG635RSM.com. 86400 IN NSEC3 1 1 0 - 1TIGST5CJ1UA1R58QTH9RGKOM94L5MF8 NS DS RRSIG
                                1TIGO4C7QL50GVJJT0D07PBKRG635RSM.com. 86400 IN RRSIG NSEC3 13 2 86400 20240402044039 20240326033039 4534 com. L6WtUXKT8ZbYJDaLEA74DIygNdCM6qwI3z5luRiR3ou7SjdY81Xg2lz7 6EQKPaeZ7b5IVzpYcz/ft26Bss+GFA==
                                ;; Received 475 bytes from 192.55.83.30#53(m.gtld-servers.net) in 8 ms
                                
                                www.googe.com.          3600    IN      A       162.243.10.151
                                ;; Received 58 bytes from 192.241.232.216#53(ns2.hsicell.com) in 66 ms
                                
                                [23.09.1-RELEASE][admin@sg4860.home.arpa]/root: 
                                

                                This is exactly what unbound does in resolve mode - if that doesn't work, then no your not going to be able to resolve.

                                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

                                1 Reply Last reply Reply Quote 1
                                • R
                                  rjcab
                                  last edited by

                                  Hello @johnpoz

                                  Thanks again for your support.
                                  here what I've done:

                                  
                                  [2.7.2-RELEASE][admin@pfSense.local.lan]/root: dig www.google.com +trace
                                  
                                  ; <<>> DiG 9.18.19 <<>> www.google.com +trace
                                  ;; global options: +cmd
                                  ;; Received 28 bytes from 127.0.0.1#53(127.0.0.1) in 1 ms
                                  
                                  [2.7.2-RELEASE][admin@pfSense.local.lan]/root: ping google.com
                                  ping: Unknown host
                                  [2.7.2-RELEASE][admin@pfSense.local.lan]/root: ping jeedom.local.lan
                                  PING jeedom.local.lan (192.168.1.12): 56 data bytes
                                  64 bytes from 192.168.1.12: icmp_seq=0 ttl=64 time=0.265 ms
                                  64 bytes from 192.168.1.12: icmp_seq=1 ttl=64 time=0.261 ms
                                  ^C
                                  --- jeedom.local.lan ping statistics ---
                                  2 packets transmitted, 2 packets received, 0.0% packet loss
                                  round-trip min/avg/max/stddev = 0.261/0.263/0.265/0.002 ms
                                  
                                  johnpozJ 1 Reply Last reply Reply Quote 0
                                  • johnpozJ
                                    johnpoz LAYER 8 Global Moderator @rjcab
                                    last edited by johnpoz

                                    @rjcab said in Pfsense and hostname resolution:

                                    ; <<>> DiG 9.18.19 <<>> www.google.com +trace
                                    ;; global options: +cmd
                                    ;; Received 28 bytes from 127.0.0.1#53(127.0.0.1) in 1 ms

                                    well you got something wrong there for sure if you can not even get the root servers back...

                                    So no I don't see how you could "resolve" anything.

                                    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

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                                    • R
                                      rjcab
                                      last edited by

                                      more I deep dive in Pfsense, less I am good at.

                                      *** Welcome to pfSense 2.7.2-RELEASE (amd64) on pfSense ***
                                      
                                       WAN (wan)       -> re1        -> v4: 192.168.10.253/32
                                       LAN (lan)       -> re0        -> v4: 192.168.1.1/24
                                      
                                      

                                      And from terminal pfsense I am not able to ping WAN interface of my Box router which is 192.168.10.254 from a fresh install:

                                      [2.7.2-RELEASE][root@pfSense.local.lan]/root: ping 192.168.1.1
                                      PING 192.168.1.1 (192.168.1.1): 56 data bytes
                                      64 bytes from 192.168.1.1: icmp_seq=0 ttl=64 time=0.110 ms
                                      64 bytes from 192.168.1.1: icmp_seq=1 ttl=64 time=0.134 ms
                                      ^C
                                      --- 192.168.1.1 ping statistics ---
                                      2 packets transmitted, 2 packets received, 0.0% packet loss
                                      round-trip min/avg/max/stddev = 0.110/0.122/0.134/0.012 ms
                                      [2.7.2-RELEASE][root@pfSense.local.lan]/root: ping 192.168.10.254
                                      PING 192.168.10.254 (192.168.10.254): 56 data bytes
                                      ping: sendto: No route to host
                                      ping: sendto: No route to host
                                      
                                      

                                      Seems I have a route issue but automatic rules are here:
                                      1.jpg

                                      johnpozJ 1 Reply Last reply Reply Quote 0
                                      • johnpozJ
                                        johnpoz LAYER 8 Global Moderator @rjcab
                                        last edited by

                                        @rjcab said in Pfsense and hostname resolution:

                                        /32

                                        That is wrong!

                                        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

                                        R 1 Reply Last reply Reply Quote 1
                                        • R
                                          rjcab @johnpoz
                                          last edited by

                                          @johnpoz Oh my god, such a stupid mistake. the 4 eyes principle works once again ! thanks a lot

                                          johnpozJ 1 Reply Last reply Reply Quote 0
                                          • johnpozJ
                                            johnpoz LAYER 8 Global Moderator @rjcab
                                            last edited by

                                            @rjcab does the dig +trace work now?

                                            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

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