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    VLAN accessed wirelessly can not access internet

    Scheduled Pinned Locked Moved L2/Switching/VLANs
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    • HLPPCH
      HLPPC Galactic Empire @hasekd
      last edited by HLPPC

      @hasekd next time I try VMs with static IP blocks I'll try giving all local hosts different IP addresses.

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      • H
        hasekd @HLPPC
        last edited by

        Tried many things until now and nothing have worked. Now I dont use tplink firmware, but installed OpenWRT and still have the same problem, that I am getting ip address from the network, but still can not connect to the internet. The port on switch that is connected to router should be tagged, when I made it untagged I was only able to get ip address from iot network. So I think there should be problem in the OpenWRT configuration, but I dont know where, maybe the interfaces. I can provide screenshots if you write what specificly I should show

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        • V
          viragomann @hasekd
          last edited by

          @hasekd
          So how did you configure the OpenWRT? As a router or as an access point? Each requires different VLAN settings.

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          • H
            hasekd @viragomann
            last edited by

            @viragomann as access point

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            • V
              viragomann @hasekd
              last edited by

              @hasekd
              So you might have a bridge device (br-lan), where you have to configure the VLANs on:
              Network > Interfaces > Devices
              br-lan > configure > Bridge VLAN filtering
              Enable VLAN Filtering

              45a352f5-595a-4c6f-b80c-ba699ad8f0c5-grafik.png

              Here you have to set connected network port as tagged for your VLANs.

              Then create interfaces for your VLANs:
              Network > Interfaces > Add new interface > Name [give it a name] > Protocol [Unmanaged] > Device [select your Sofware VLAN: br-lan.xx]

              Then use these interfaces in the VLAN configuration.

              Did you configure it this way?

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              • H
                hasekd @viragomann
                last edited by

                @viragomann I tried it this way. Now I am connected to the wifi with the IoT interface, but I get IP from my main network. This is the configuration:Screenshot from 2024-08-18 13-48-37.png Screenshot from 2024-08-18 13-49-01.png Screenshot from 2024-08-18 13-49-09.png

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                • V
                  viragomann @hasekd
                  last edited by

                  @hasekd
                  Did you also create an interface, with the VLAN device?
                  And is it selected in the respective WLAN settings?

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                  • H
                    hasekd @viragomann
                    last edited by

                    @viragomann I thought that this what I created is the interface with the VLAN device. It is selected in the WLAN

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                    • V
                      viragomann @hasekd
                      last edited by

                      @hasekd
                      So the Wifi is connected to the VLAN and should be properly separated on the OpenWRT.

                      However, if a Wifi device, which is connected to this SSID, gets an IP of another network it might lack anywhere else. Maybe on the switch?

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                      • H
                        hasekd @viragomann
                        last edited by

                        @viragomann
                        This is my switch conf. On port 1 I have pfsense port 5 - homeassistant that is connected via ethrnet cable, port 4 - OpenWRT Screenshot from 2024-08-18 15-06-33.png Screenshot from 2024-08-18 15-06-47.png Screenshot from 2024-08-18 15-06-26.png

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                        • V
                          viragomann @hasekd
                          last edited by

                          @hasekd
                          I don't know this switch, but looks plausible so far.

                          Anyway, to investigate just plug the OpenWRT directly into the pfSense NIC port and see if you get an IP out of the VLAN then.

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                          • H
                            hasekd @viragomann
                            last edited by

                            @viragomann
                            Still have the IP from main lan

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                            • V
                              viragomann @hasekd
                              last edited by

                              @hasekd
                              Did you even renew it?

                              Can you post screenshots from the OpenWRT Interfaces page and the WLAN interface settings?
                              And as well from pfSesse Interface assignments.

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                              • H
                                hasekd @viragomann
                                last edited by

                                @viragomann
                                I did
                                Screenshot from 2024-08-18 17-18-36.png Screenshot from 2024-08-18 17-17-20.png Screenshot from 2024-08-18 17-16-24.png

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                                • V
                                  viragomann @hasekd
                                  last edited by

                                  @hasekd
                                  Seems, you did all right.
                                  So I don't understand, why the Wifi device gets an IP from the LAN.

                                  Are you sure, it got the IP from pfSense?
                                  Check Status > DHCP Leases
                                  The lease should be shown up there if it's from pfSense.

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                                  • H
                                    hasekd @viragomann
                                    last edited by

                                    @viragomann
                                    I have it there
                                    Screenshot from 2024-08-18 18-37-16.png Screenshot from 2024-08-18 18-37-29.png

                                    Or it could be something wrong with my firewall setting?

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                                      viragomann @hasekd
                                      last edited by

                                      @hasekd
                                      I don't think so. DHCP requests from the client go to the broadcast address. If this IP is coming from the IoT network it would only be able to go to the main DHCP server (to the other network) if you have bridged both on pfSense, which wouldn't make any sense if you intend to separate the networks.

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                                      • H
                                        hasekd @viragomann
                                        last edited by hasekd

                                        @viragomann
                                        I tried to make renew again and now I get IP address from OpenWRT I think, because it is not listed in the pfsense leases and also I have DHCP from 10.64.27.10 - 10.64.27.60 and I have 10.64.27.130

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                                        • V
                                          viragomann @hasekd
                                          last edited by

                                          @hasekd
                                          You can disable the DHCP on OpenWRT.
                                          For an access point set up, it's recommended to disable DHCP, firewall and DNS in System > Startup.

                                          I've actually also removed the concerned packages.

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                                          • H
                                            hasekd @viragomann
                                            last edited by hasekd

                                            @viragomann
                                            What do you mean with the concerned packages like where are they located? But still not getting the VLAN IP address

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