Firewall, Configuring

helpful links:

http://www.freebsddiary.org/ipfw.php

http://www.onlamp.com/pub/a/bsd/2001/05/09/FreeBSD_Basics.html

http://blogs.geekdojo.net/andy/articles/1807.aspx VERY VERY helpful

http://www.acme.com/firewall.html more with the SUPER helpfulness

http://www.daniweb.com/tutorials/2949.html for getting dhcpd running