Let's discuss the pfSense features through a use-case diagram:
The preceding diagram gives you an idea of how pfSense plays a vital role in the network. The ISP Modem/Router connects pfSense to the internet. The Switch connects pfSense to various desktops.
In this scenario, pfSense acts as a DHCP Server, Firewall, and NAT device. It can play these roles distinctly or all at the same time simultaneously.
Let's explore some other standard features of pfSense:
- The DHCP Relay Agent feature serves the DHCP service for all clients.
- The Firewall feature filters requests and responses by source and destination IPs, and source and ...