Doug,
Try OpenBSD - www.openbsd.org
It comes with IPFilter - for more details on IPFilter , look at
http://coombs.anu.edu.au/~avalon
Works fine, is easy to configure and maintain, and is absolutely free!
Cheers,
Mani
>Greetings all
>
>I have a 10 pc network that I run from my home, currently 5 of them are
>connected directly to the internet via DSL.
>One is a Windows 2000 DC with Active Directory and IIS running on it.
>Another is a NT 4.0 Member server running Exchange 5.5
>
>I have personal firewalls on all but the DC and Exchange server machines.
I
>want to set up a real firewall between the internet and my LAN. I can not
>afford to buy a firewall currently. However I have a couple of spare Pentium
>II machines that I install Linux on and then use a Linux firewall. Can
>anyone suggest a good Linux firewall that I could download off the Internet
>for free, or freeware based Windows firewall. I want to learn about
>firewalls as well as protect my systems. If this is a bad approach to the
>problem or if you have a better suggestion I am open to it.
>
>Thanks
>Doug
>
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