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    some websites are being blocked not sure what i got miss configured

    Scheduled Pinned Locked Moved General pfSense Questions
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    • C
      comet424
      last edited by

      so i have notice i cant access some websites like www. canadacomputers .com and www. elegoo. com

      but i can ping them through the pfsense page

      and i not sure if its due to the host override page... or if its the bypass policy or what is there any tests i can do to see where its stopping it

      so how its setup is
      i give out 192.168.0.1 to everything... host over ride points to 192.168.0.32 which is my Lancache server for game and windows update caching and it points to 1.1.1.1

      but for some reason my vpn and my lan can not access either website yet i can ping them... so like to know if there is a way i can see whats blocking it

      trace it where its being blocked if its possible?
      pf1.PNG pf2.PNG pf3.PNG

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      • stephenw10S
        stephenw10 Netgate Administrator
        last edited by

        Are those hosts accessing the sites directly via the pppoe WAN or via the VPN group? If it's via the VPNs do they connect as expected if you bypass the VPN?

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        • C
          comet424 @stephenw10
          last edited by

          @stephenw10
          not sure what you mean to be honest

          it should be going out the WAN so the ppoe i take some more pics

          the vpn group is for the nord vpn it was so i had a fail over and the WAN was for the gaming computer and xbox so its not behing the vpn

          so it should go all out i get you the NAT i think
          and if i add say under General for the DNS and add 1.1.1.1 for WAN PPOE then that buggers up things it doesnt keep my VPN secure which i dont understand
          which i dont see why wan cant go out the 1.1.1.1 the vpn goes out the 103.86.96100 and the 103.86.99.100 is set to none which i dunno why its set to none its per instruction on the nordvpn website tutoral... but if i add the 1.1.1.1 i forget i think it works but it then buggers up the secure vpn part of the nord

          so i not sure whats causing the blockage of the websites is there any screen shots you need? i not fluent in certain words so you may need to ask more detailed question for me to explain what i got

          nat1.PNG nat2.PNG pf4.PNG

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          • C
            comet424
            last edited by

            oh and what i find is i did un gray the one NAT that i have for my gaming comp the 192.168.0.227/32 on the wan does nothing but when i reboot pfsense

            my gaming computer i can ping and goto the elegoo .com website for about 5 10 min then the website is unping able but the canada computers website i cant access period.

            what does that mean that when it reboots i can access it for like 5 min then it doesnt let me access it at all like i can ping it after pfsense reboots but after 5 min or so then its un ping able from the desktop pc

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            • stephenw10S
              stephenw10 Netgate Administrator
              last edited by

              Yes I meant are you testing from a client that is having it's traffic routed via the 'VPN_group' gateway (group). The gaming comp and anything in the NoVPN alias is using WAN_PPPoE directly.

              A ~15min timespan like that sounds like an ARP cache expiring. That wouldn't apply to just some sites though. Or to TCP and not ICMP. However an ICMP redircet might. If for some reason those sites are resolving to something local and being redirected for example.

              I would look at the state table in Diag > States whilst trying to connect and see where that traffic is actually going.

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              • C
                comet424 @stephenw10
                last edited by

                @stephenw10

                so it happens on my gaming computer which is on the WAN connection the 192.168.0.227 in the rules as i was adding that in there to trouble shoot things

                and it happens on the VPN_group both sides both loose it

                so when i reboot pfsense they both cant access canada computers website for some reason but they both can access elegoo website for like the 5 10 min
                but then both clients on the VPn group and Wan clients both can not access either sites well it cant seem to access canada computers

                but if you go on the ping page on the pfsense page
                both pages can be pinged

                soo the elegoo isnt showing up in the ping but the ip is showing up for canada computers but cant be reached and so it shows up in the states but it cant be reached here is a screen shot
                states.PNG

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                • C
                  comet424 @comet424
                  last edited by

                  i dunno if these will help they my connections
                  pf5.PNG pf6.PNG

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                  • stephenw10S
                    stephenw10 Netgate Administrator
                    last edited by

                    canadaconpters.com doesn't appear to respond to ping The states look correct though.

                    elegoo.com does respond to ping for me though. It's not resolving for you. Does it resolve in pfSense in Diag > DNS Lookup?

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                    • C
                      comet424 @stephenw10
                      last edited by

                      @stephenw10
                      no its not resolving either
                      pf7.PNG

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                      • C
                        comet424 @comet424
                        last edited by

                        and i should be able to access canada computers website as they canadian computer store just weird.. and im sure its something i done wrong anyways as pfsense pretty flawless just my user errors makes things messed up

                        pf8.PNG pf9.PNG

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                        • C
                          comet424 @comet424
                          last edited by comet424

                          the nslook up worked this time... for elegoo but i cant access still from my desktop pc
                          from either a vpn or wan client
                          pf10.PNG

                          canada computers NS look up works.. but ping doesnt and neither wan or vpn clients cant ping or websites work

                          pf11.PNG

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                          • C
                            comet424 @comet424
                            last edited by

                            so i rebooted both computers i testing on and results are

                            VPN Client
                            Canada computers site works
                            elegoo website doesnt work

                            Wan Client
                            Canada Computers site doesnt work
                            elegoo website doesnt work

                            so i not sure where i messed up things ? in my rules or what not

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                            • stephenw10S
                              stephenw10 Netgate Administrator
                              last edited by

                              Hmm, well that's not good! What are those DNS servers? What do you have configured for DNS on the firewall? The default Unbound in resolving mode?

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                                comet424 @stephenw10
                                last edited by

                                @stephenw10 those ones are the nord vpn ones

                                from above my orginal screen shots where i dunno why they do a none for the the 2nd dns i not sure why you do a none?

                                i even tried a ppoe on the 2nd dns that didnt work

                                if i added a 1.1.1.1 to the wan pppoe it buggers up my secure nord vpn where i dunno why as i figured if you specifiy general setup the dns if the 2 nord vpn dns are for the vpns and the 1.1.1.1 is for the pppoe then it be fine i dunno

                                and as for the dns on my firewall do you mean the dns resolver? if so here is a screen shot.. if not youd have to explain what id need to chec... and what is my default unbound resolving mode? i not sure?? where i find that?
                                dns resolver.PNG

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                                • stephenw10S
                                  stephenw10 Netgate Administrator
                                  last edited by

                                  Yeah I would expect to need both those servers set via the VPN WAN. They are probably only accessible over the VPN.

                                  Are you passing DNS servers to the internal clients specifically via DHCP? BY default the pfSense interface IP is sent so clients would use Unbound in pfSense. But that means if pfSense can resolve elegoo.com then clients using it should. So that fact they cannot implies something is different.

                                  The fact canadacomputers.com doesn't respond to ping is not an error. It should still respond to http/s.

                                  This is probably failing because DNS requests are leaving over the VPN and https requests are not resulting in a mismatch. The same reason Netflix fails when requests don't match the DNS server locations.
                                  When you use only the VPN providers DNS servers all traffic has to use the VPN to prevent that mismatch.

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                                    comet424 @stephenw10
                                    last edited by comet424

                                    @stephenw10 so
                                    under the dhcp server lan i point the gateway and dns to 192.168.0.1

                                    and then the route policy bypass you or john told me to setup was to be able to get the vpn and wans to work properly a while back

                                    ya like in the tutorial for nordvpn they set it up 2 dns servers under general setup 1 they setup to the nordvpn openvpn connection and they set the other one to none

                                    now i dont know why you set it to none??? but you do... i have tried putting that dns for the the pppope wan port but that didnt help... and if i set it to 1.1.1.1 then it makes my nordvpn unsecure leaking so defeated the purpose the vpn

                                    but ya i set it to 192.168.0.1 and the only thing thats different is the host over ride where it points to 192.168.0.32 which is my lancache and that just goes out 1.1.1.1 and i tried my dns but that didnt solve the 2 websites and i sure its not only these 2 websites ...

                                    so can it be fixed you think? or what not or is there another page in pfsense i can screen shot for ya

                                    its probably 1 little thing that is conflicting thats screwing up for everbody as it goes lol

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                                    • C
                                      comet424 @comet424
                                      last edited by

                                      or would the best be which i havent finished i did a Vlan DMZ

                                      so LAN Be VPN and DMZ would be the WAN

                                      would that solve the issues instead of that route policy bypass and the dns issue i having

                                      where the vpn be secure and the dmz would be the gaming computer would be on the wan still point to 192.168.0.1 so that the lancache would still work but would go out the wan no issues

                                      or would i still be running into issues?

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                                      • C
                                        comet424 @comet424
                                        last edited by

                                        and like now the

                                        elegoo .com works on the WAN PC but the canada computers website doesnt

                                        but both are working now on the the VPN its very strange... and i havent touched nothing on pfsense i just been letting it idle from your last reply

                                        does that mean anything?

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                                        • C
                                          comet424 @comet424
                                          last edited by comet424

                                          and now the WAN computer the elegoo webpage doesnt work like its something thats turning on and off thats making it work and then not work...

                                          like how come not all websites just dont fail... or all work i know you mentioned about netflix but like the issue i having its up and then its down like frig it needs a kick in the butt lol

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                                          • stephenw10S
                                            stephenw10 Netgate Administrator
                                            last edited by

                                            Try setting external DNS servers manually on a client that's using the WAN directly and restest. So maybe use 8.8.8.8/8.8.4.4.

                                            If the Lancache server is already set manually to use 1.1.1.1 try to connect from there.

                                            This is almost certainly a DNS issue IMO.

                                            The only other thing it could really be is some sort of MTU problem but that would only likely apply when connecting via the VPN.

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