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Date:      Thu, 22 Nov 2001 12:28:14 -0800
From:      Steve Francis <steve@expertcity.com>
To:        cjclark@alum.mit.edu
Cc:        Fernando Germano <fgermano@audiotel.com.ar>, security@FreeBSD.ORG
Subject:   Re: Best security topology for FreeBSD
Message-ID:  <3BFD5FDE.171EA3A@expertcity.com>
References:  <00ca01c172aa$814c90d0$ed64a8c0@audi2k> <20011122031739.A226@gohan.cjclark.org>

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"Crist J. Clark" wrote:

> A much better design, is
>
>       Internet
>          |
>          |
>       Firewall1
>          |
>          |
>         DMZ
>          |
>          |
>       Firewall2
>          |
>          |
>       Internal
>
> (This design is actually where the term "DMZ" comes from since it
> actually looks like one here.)
>
> And in your case... that many NICs in one machine... I hope you have a
> dedicated stand-by. It's screaming "single point of failure." I would
> really consider NOT using one machine for all of this.

Of course, your design has even more single points of failure....




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