How to: pfSense Installation

What is pfSense?
pfSense is an open source firewall/router computer software distribution based on FreeBSD. It is installed on a physical computer or a virtual machine to make a dedicated firewall/router for a network and is noted for its reliability and offering features often only found in expensive commercial firewalls. From Wikipedia.

How to install pfSense?
You can follow either the pfSense website which has a comprehensive installation guide. Or the website which has also created a great guide that can be easily followed. In addition below is a video guide on the installation of pfSense.