Great Circle Associates Firewalls
(December 1995)
 

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Subject: Re: modems and accessing the internal network
From: Arley Carter <ac @ hawk . twinds . com>
Date: Thu, 14 Dec 1995 10:45:42 -0500 ("EST)
To: "Paul D. Robertson" <proberts @ clark . net>
Cc: Scott Deshaies <sdeshaies @ pioneer . hmp . com>, Firewalls Mailing List <firewalls @ GreatCircle . COM>
In-reply-to: <Pine . SOL . 3 . 91 . 951213102702 . 11312F-100000 @ clark . net>

On Wed, 13 Dec 1995, Paul D. Robertson wrote:

> On Tue, 12 Dec 1995, Scott Deshaies wrote:
> 
> > OK- how about having SOME modems in the DMZ for Internet access ONLY
> > and SOME modems on the internal net for internal network access ONLY
> > and the two shall never cross?
> >
> 
> This sounds like a good approach.  I'm not sure that I wouldn't
> prefer my users go through my proxies rather than directly out though,
> if I'm going to trust them not to run two connections, then my 
> proxies should be sufficient for net access, and they only have to dial 
> one number.  If you have other concerns about IP on your internal 
> network, then I'd go with your scheme.

But..... Remember complexity is the enemy of security. IMHO this scheme 
introduces needless complexity to the issue. Now I have to montor, configure
and maintain multiple routes (holes?). ;-)

Arley Carter
Tradewinds Technologies, Inc.
email: ac @
 hawk .
 twinds .
 com
www: http://www.twinds.com

"Trust me. This is a secure product. I'm from <insert your favorite 
corporation or government agency>."



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