pfSense (EN)
SoftwareOpen-source firewall distribution based on FreeBSD
Architecture
flowchart TD A[Internet] --> B[pfSense Firewall] B --> C[LAN] B --> D[DMZ] B --> E[WiFi] subgraph pfSense F[Filter Rules] G[NAT] H[VPN] I[DHCP Server] J[Traffic Shaping] end B --> F B --> G B --> H B --> I B --> J C --> K[Clients] D --> L[Server] E --> M[Wireless Devices]