There are a ''firewall'' script and skeleton
/etc/shorewall/whitelist file
at:
http://www.shorewall.net/pub/shorewall/Beta
Feedback welcome.
-Tom
-- 
Tom Eastep    \ Shorewall - iptables made easy
AIM: tmeastep  \ http://www.shorewall.net
ICQ: #60745924  \ teastep@shorewall.net