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    Enable internet access from LAN

    Scheduled Pinned Locked Moved General pfSense Questions
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    • stephenw10S
      stephenw10 Netgate Administrator
      last edited by stephenw10

      The port forwards, like the firewall rules, are parsed from the top down.

      You have a rule that forwards port 443 to the LAN IP address (192.168.1.1) above the rule for 192.168.1.5 so nothing can ever hit that.

      Please show us a current port-forward list if you have made changes since.

      Steve

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      • M
        maale @stephenw10
        last edited by

        @stephenw10
        ok, This a query using dig while using the DNS resolver of pfsense

        a8b53193-f087-4bfe-90df-0bfb5847009f-image.png
        And this is WAN rules, and NAT

        7e9d3e79-bef6-4179-b194-9b1f8eeaefbe-image.png
        380050c4-7bb7-4bee-92c4-cb38ed8cb179-image.png ,
        Those internal machines are virtual machines that I have built them behind the pfsense. Do I need also to build the external machines for the external IPs?
        for the web and the email server?. I have built an external vm with and IP:104.x.x.z from this machine I can ping the pfsenseWAN address.

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        • johnpozJ
          johnpoz LAYER 8 Global Moderator
          last edited by

          And how exactly is this 104 box doing a query to 192.168.1.1... Their default gateway is pfsene wan IP...

          You show zero hits on any of your wan rules..

          How about you draw up how you have this put together... Cause I don't see how devices on a 104 school network would be pointing to pfsense wan as their gateway.. Or how they would query a rfc1918 address for dns.

          If anything would be a asymmetrical mess..

          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 2.7.2, 24.11

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          • stephenw10S
            stephenw10 Netgate Administrator
            last edited by

            Ok, the port forward rules and linked firewall rules look good though.

            Where are you testing it from? What IP? I assume that 104.x.x.x IP is the schools external public IP, not the pfSense WAN?

            Test from something on the pfSense WAN subnet to the pfSense WAN IP address directly and it should work.

            Steve

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            • johnpozJ
              johnpoz LAYER 8 Global Moderator
              last edited by

              According to him the 104.x.x.x/24 is his pfsense wan.. And yeah its his school network..

              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 2.7.2, 24.11

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              • stephenw10S
                stephenw10 Netgate Administrator
                last edited by

                Ah, yes. Ok then test from that subnet to the IP directly, with those rules it should connect.

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                • M
                  maale
                  last edited by

                  Thanks

                  Still doesnot work, I tested it from an external builted vm machine with IP 104.x.x.15 with gate way =104.x.x.254, although I can ping the external mail server address:104.x.x.35 but cannot connect to it!!!
                  8e4464c6-ed66-414e-b010-fc5db5532498-image.png
                  2b0dae74-55d8-4122-859a-c97defdec55f-image.png

                  could you please let me know what can be the problem?

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                  • johnpozJ
                    johnpoz LAYER 8 Global Moderator
                    last edited by johnpoz

                    There is all kinds of things that could be the the problem.. That just means your pinging something 104.x.x.35... Why would you think that would be your mail server if its behind pfsense, is that pfsense wan IP.

                    Which I doubt - since from you rules on your wan your not allowing to ping its wan ip.. Or any icmp even, so highly much doubt that is even psfense.. And sure isn't something behind it, etc. etc..

                    If you want help - I suggest you get with your teacher.. I'm not here to teach a class in basic networking, so you can get an A..

                    To troubleshoot port forwarding.
                    https://docs.netgate.com/pfsense/en/latest/nat/port-forward-troubleshooting.html

                    But again, from what you posted I highly doubt that .35 is even pfsense wan IP... Since you do not allow that on your wan interface - so you wouldn't get an answer if you pinged it..

                    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 2.7.2, 24.11

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                    • stephenw10S
                      stephenw10 Netgate Administrator
                      last edited by

                      I agree. If you're genuinely testing from the WAN subnet and the pfSense WAN IP is 104.190.x.35 then your firewall rules should be blocking that ping.

                      So either you're pinging something else or you changed the rules since you last screenshot.

                      Steve

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                      • M
                        maale @stephenw10
                        last edited by

                        @stephenw10
                        yes I have only changed the WAN rules to alow ICMP.
                        064cb4aa-c5fa-4104-acff-9db37f1b69ec-image.png .
                        thanks

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                        • stephenw10S
                          stephenw10 Netgate Administrator
                          last edited by

                          Ok, what ports do you have in the web alias?

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                          • M
                            maale @stephenw10
                            last edited by

                            @stephenw10
                            26f951e2-b552-4c1a-a3af-87d8bbb7ea29-image.png

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                            • stephenw10S
                              stephenw10 Netgate Administrator
                              last edited by

                              Ok it looks like your port forward for that server is listing at 104.x.x.5 but you are trying to open 104.x.x.35.
                              Is that just a typo? Correct it if so.

                              If it's a VIP on the WAN then try to open that IP.

                              Steve

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                              • M
                                maale @stephenw10
                                last edited by

                                @stephenw10
                                I have 2 servers, one is web sever has external IP 104.190.X.X.5 and internal 192.168.1.5, second is mail server has external IP 104.X.X.35 with internal IP 192.168.1.5, I want both be behind pfsense and accessible from outside through port forwarding
                                3118887d-69a1-4875-8d1f-ac7aaea1b662-image.png
                                yes I have virtual IPs
                                sorry, what do you mean by opening that IP?
                                do you mean set a LAN rule with destionation address =104.x.x.5 ?

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                                • M
                                  maale @maale
                                  last edited by

                                  @maale
                                  Sorry, I mean a WAN rule

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                                  • stephenw10S
                                    stephenw10 Netgate Administrator
                                    last edited by

                                    I mean try to open the page by IP address directly rather than URL which would need to resolve.

                                    Both those IPs look like they should work though assuming the server can respond.

                                    Check the pfSense state table in Diag > States while you;re testing. You should see the states on WAN and LAN complete with NAT on WAN.

                                    Steve

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                                    • johnpozJ
                                      johnpoz LAYER 8 Global Moderator
                                      last edited by

                                      So what is your actual IP of your pfsense wan? You have vips of .5 and .35 - what is the actual IP?

                                      Have you gone through the troubleshooting doc I Linked too - finding the issue with port forwarding is 2 minutes work tops!!! do a sniff do you see the traffic on your wan or not? Sniff on lan - do you see it send the traffic on?

                                      For all you know the traffic is being forwarded and your system your forwarding to firewall is blocking the traffic - very common!!!

                                      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 2.7.2, 24.11

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                                      • M
                                        maale @johnpoz
                                        last edited by

                                        @johnpoz
                                        Thanks!

                                        The problem was that the routing environment doesnot support Virtual IPs.
                                        All traffic should be hit the pfsense WAN IP at 104.x.x.10 .So, I have set an external DNS with an IP 104.x.x.25 with my domain and records www.x.av for web server and mail.x.av for mail server, with port forward rules.
                                        b2404f7e-03cb-43c8-89c0-f9acec5b054b-image.png
                                        Now from an external machine 104.x.x.15 using the domain www.x.av I can access the web server, but using the domain mail.x.av, this directs me to the same webpage for the web server but not for the mail server. Is NAT reflection what I need to do?

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                                        • johnpozJ
                                          johnpoz LAYER 8 Global Moderator
                                          last edited by

                                          @maale said in Enable internet access from LAN:

                                          routing environment doesnot support Virtual IPs.

                                          Huh - that makes no sense at all.

                                          Is NAT reflection what I need to do?

                                          No its not... if you want host.domain.tld to get sent to X, and other.domain.tld to get send to Y behind pfsense then you need to use multiple wan IP, vips or not... Or you need to hit different ports in your url, or you need to setup a reverse proxy to know that host.domain.tld goes to X and that other.domain.tld goes to Y.. Look at the HA proxy package.

                                          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 2.7.2, 24.11

                                          M 1 Reply Last reply Reply Quote 0
                                          • M
                                            maale @johnpoz
                                            last edited by

                                            @johnpoz
                                            I mean the lab routing environment.
                                            ok I look for the HA package

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