docs/82290: [patch] update to handbook firewall PF section

[trhodes at FreeBSD.org]

Synopsis: [patch] update to handbook firewall PF section

State-Changed-From-To: open->feedback
State-Changed-By: trhodes
State-Changed-When: Mon Jan 21 18:10:02 UTC 2008
State-Changed-Why: 
Change from open to feedback.
Joe, the link is no longer available, could you submit a new
URL or better yet, a diff for review?  Thanks!

http://www.freebsd.org/cgi/query-pr.cgi?pr=82290