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Date:      Sat, 11 Mar 2000 04:52:17 +0200
From:      Giorgos Keramidas <keramida@ceid.upatras.gr>
To:        Ben H <bens_lists@mailandnews.com>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: Using IPFILTER
Message-ID:  <20000311045217.A90301@hades.hell.gr>
In-Reply-To: <20000307230057.A1357@lust.poo.pants>; from bens_lists@mailandnews.com on Tue, Mar 07, 2000 at 11:00:57PM %2B0000
References:  <20000307230057.A1357@lust.poo.pants>

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[ moved to -questions, where it fits better than -security ]

On Tue, Mar 07, 2000 at 11:00:57PM +0000, Ben H wrote:

> i (like im sure many) would like to use IPFILTER (ipf, ipnat) instead
> of/aswell as IPFIREWALL (ipf, natd). and i cant get it working.
> 
> my KERNEL (well some of it) looks like:
> 
> options         IPFIREWALL              #firewall
> options         IPFIREWALL_VERBOSE      #print information about stuff
> options         IPFIREWALL_FORWARD      #enable transparent proxy support
> options         IPDIVERT                #divert sockets

You can safely remove _all_ these options, if you're not going to use
ipfw.  But see below...

> options         IPFILTER                #kernel ipfilter support
> options         IPFILTER_LOG            #ipfilter logging
> options         IPSTEALTH               #support for stealth forwarding

These are exactly the options I use for my ipf/ipnat kernel.

> options         TCP_DROP_SYNFIN         #drop TCP packets with SYN+FIN
> options         TCP_RESTRICT_RST        #restrict emission of TCP RST
> options         "ICMP_BANDLIM"                  #Limit icmp bandywitdh

I dunno about these.  I've used them with IPFILTER, and they seem to
work for me, without enabling IPFIREWALL too.

-- 
Giorgos Keramidas, < keramida @ ceid . upatras . gr >
For my public PGP key: finger keramida@diogenis.ceid.upatras.gr
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