Securepoint Firewall Server SB

The Securepoint Firewall Server Small Business Edition is one of the
best free firewall systems. The Securepoint Firewall Server is a
high-performance, commercial-grade application designed to offer
full protection for network assets.
The Securepoint is a complete software system with an operation
system, based on a secure Linux. Businesses can combine the
Securepoint firewall with certified hardware solutions from vendors
like Compaq, Dell and IBM. You can use the firewall on a standard
PC with two or three network cards (internal, external and SSN
network). The Securepoint is very easy in administration and
installation.

Features:
- Installation on a standard PC
- Easy to use Java GUI
- Easy installation programs
- Secure operation system based on Linux
- Three Networks: internal, external (Internet), SSN (Secure Server Network)
- Routing management
- Transparent proxy support for TCP, UDP, ICMP echo (ping), trace route
- http-, ftp-, ssl-Cache
- Website blocking
- IDS (Intrusion Detection System)
- Event monitoring
- Alarm functions via console, email and winpopup
- Masquerading and port forwarding
- Encrytion 128, 256, 512 and 1024 Bit
- Server management
- and many more