The instant you connect to the Internet, your computer becomes an open target for hackers to attack. Firewalls keep hackers out and your computer protected. When configured in Router/Firewall mode, the iBoss™ Pro80 provides a powerful SPI Firewall that is ready to use right out of the box. There is no software to install, and no complicated setup procedures to follow. Just plug in your iBoss™ Pro80 and your network will be instantly locked-down and protected.