A secure, stable and highly configurable Linux based firewall
Easy administration through the built in web server
A DHCP client that allows IPCop to, optionally, obtain its IP address from your ISP
A DHCP server that can help configure machines on your internal network
A caching DNS proxy, to help speed up Domain Name queries
A web caching proxy, to speed up web access
An intrusion detection system to detect external attacks on your network
The ability to partition your network into a GREEN, safe, network protected from the Internet, a BLUE network for your wireless LAN and a DMZ or ORANGE network containing publicly accessible servers, partially protected from the Internet
A VPN capability that allows you to connect your internal network to another network across the Internet, forming a single logical network or to securely connect PCs on your BLUE, wireless, network to the wired GREEN network
Traffic shaping capabilities to give highest priority to interactive services such as ssh and telnet, high priority to web browsing, and lower priority to bulk services such as FTP.
Improved VPN support with x509 certificates.
Built from the ground up with ProPolice to prevent stack smashing attacks in all applications.
A choice of four kernel configurations, allowing you to choose an optimum configuration for your circumstances.
An appendix of this manual discusses running IPCop from a flash disk.