这里的firewall 多。。。

DreamCat

Linux Based Firewalls and Tools   我比较看好这个：

QUOTE
RedWall Firewall CD - 31-May-2003 "redWall is a bootable CD-ROM Firewall with Snort, support for fwbuilder, squid-guard, reporting (using RRD/hotsanic/Snortsnarf/fwlogwatch/ntop), VPN (FreeSWan/PoPToP) and mail alerting (by mail) / react system. Configs are stored on a Floppy."
还有这个：

QUOTE
Alfandega is a strong and Modular IpTables Firewall. It provides NAT, port-forwarding, spoofing list, blacklist of crackers and spywares sites, protection for tcp/udp scans, DOS/DDOS and Smurf attacks, TCP tuning, DHCP and PPP support and much more

redcar

E文也，，，，，，而且速度，。。。。