According to pfsense.org, pfSense is a free, open source customized distribution of FreeBSD specifically tailored for use as a firewall and router that is entirely managed via web interface. pfSense was started in September 2004 by Chris Buechler and Scott Ullrich and federally registered trademark of Electric Sheep Fencing LLC.
Indeed, pfsense is one of the powerful, flexible firewall and router platform nowadays which includes of different powerful features such as:
- Network Address Translation (NAT)
- Multi-WAN
- Server Load Balancing
- Virtual Private Network (VPN)
- Reporting and Monitoring (RRD Graphs)
- Dynamic DNS, Captive Portal
- DHCP Server and Relay
- Proxy and Web Filtering (Squid) and many more.
Hardware Requirements
- Pentium II Processor, 256MB RAM, 1GB of HDD Space, CD-ROM.
- 2 Ethernet Card’s, Pfsense ISO file.
Reference:
Learn About the pfSense Project. (n.d.). Retrieved October 12, 2015, from https://www.pfsense.org/about-pfsense/
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