![Noob confused about NAT, WAN and LAN when running pfSense VM as a router behind an ISP router : r/PFSENSE Noob confused about NAT, WAN and LAN when running pfSense VM as a router behind an ISP router : r/PFSENSE](https://preview.redd.it/71119cratb271.png?width=1098&format=png&auto=webp&s=eac6e21e95f806be8ab582d120935378abe91d63)
Noob confused about NAT, WAN and LAN when running pfSense VM as a router behind an ISP router : r/PFSENSE
![Amazon.com: Netgate 2100 w/pfSense+ Software - Router, Firewall, VPN w/1-yr TAC Lite Support : Electronics Amazon.com: Netgate 2100 w/pfSense+ Software - Router, Firewall, VPN w/1-yr TAC Lite Support : Electronics](https://m.media-amazon.com/images/I/31c+Or9QViS.jpg)
Amazon.com: Netgate 2100 w/pfSense+ Software - Router, Firewall, VPN w/1-yr TAC Lite Support : Electronics
![Micro Firewall Appliance, Mini PC, pFsense Plus, Mikrotik, OPNsense, VPN, Router PC, Intel Alder Lake-N 12th Gen N100, HUNSN RJ35, GPIO, TF Slot, HDMI, DP, 4 x 2.5GbE I226-V, 16G DDR5 RAM, Micro Firewall Appliance, Mini PC, pFsense Plus, Mikrotik, OPNsense, VPN, Router PC, Intel Alder Lake-N 12th Gen N100, HUNSN RJ35, GPIO, TF Slot, HDMI, DP, 4 x 2.5GbE I226-V, 16G DDR5 RAM,](https://m.media-amazon.com/images/I/41ItCadPLGL._AC_SY580_.jpg)
Micro Firewall Appliance, Mini PC, pFsense Plus, Mikrotik, OPNsense, VPN, Router PC, Intel Alder Lake-N 12th Gen N100, HUNSN RJ35, GPIO, TF Slot, HDMI, DP, 4 x 2.5GbE I226-V, 16G DDR5 RAM,
![pfSense - WAN Setup - Only works behind another router - Networking & Firewalls - Lawrence Systems Forums pfSense - WAN Setup - Only works behind another router - Networking & Firewalls - Lawrence Systems Forums](https://forums.lawrencesystems.com/uploads/default/original/2X/5/58c58f61091e8dda4a0df4bfa5965e606d448c4b.png)