From: Jason Opperisano <opie@817west.com>
To: netfilter@lists.netfilter.org
Subject: Re: DROP
Date: Fri, 22 Apr 2005 10:28:45 -0400 [thread overview]
Message-ID: <20050422142845.GA4408@bender.817west.com> (raw)
In-Reply-To: <426901FD.4040301@hcjb.org.ec>
On Fri, Apr 22, 2005 at 08:54:05AM -0500, Stephen J. McCracken wrote:
> Jason Opperisano wrote:
> >On Mon, Apr 18, 2005 at 07:37:22AM +0200, Brent Clark wrote:
>
> >>I was wondering, if was adviseable to set the default policy for tables
> >>nat and mangle to DROP.
> >
> >no. *all* packets traverse the filter chains--do your filtering
> >there.
>
> Just to better understand, don't all packets also pass the mangle table
> and only the first packet of a connection the nat table?
yes--all packets will traverse mangle, and --state NEW packets traverse
nat.
there's nothing wrong with doing some pre-filter scrubbing of absolute
stupidity in mangle, but the filter table is there for a reason
(filtering).
-j
--
"Bad Cockroach: Man, I'm going to cut you up so bad, that you... you
gonna wish I didn't cut you up so bad."
--Family Guy
next prev parent reply other threads:[~2005-04-22 14:28 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-04-18 5:37 DROP Brent Clark
2005-04-18 6:36 ` DROP Taylor Grant
2005-04-18 13:35 ` DROP Jason Opperisano
2005-04-22 13:54 ` DROP Stephen J. McCracken
2005-04-22 14:28 ` Jason Opperisano [this message]
2005-04-22 14:34 ` DROP Stephen J. McCracken
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