ipfw

[fbsd_user]

All 3 of the firewalls that come with 5.4 have no way to filter on
the content in the payload.
Only the fields in the header are accessible for filtering.

Firewalls are covered in detail in the FreeBSD handbook.

http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/firewalls.
html

-----Original Message-----
From: owner-freebsd-questions at freebsd.org
[mailto:owner-freebsd-questions at freebsd.org]On Behalf Of apple
Sent: Sunday, June 12, 2005 9:01 AM
To: freebsd-questions at FreeBSD.org
Subject: ipfw


hello
i have question
how write rule for filtering  in ipf  hex-sequence or keywords which
content in packets??
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