Great Circle Associates Firewalls
(February 1994)
 

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Subject: Re: Two security issues
From: Fletcher Mattox <fletcher @ cs . utexas . edu>
Date: Wed, 23 Feb 1994 14:40:04 -0600
To: firewalls @ greatcircle . com

A few weeks ago, in the wake of the CERT announcement, someone wrote:

> One of the simplest solutions for local snooping, though it costs real
> dollars, is to replace 10Base5 networks, 10Base2 and 10BaseT hubs with
> "smart hubs".  These hubs only send traffic destined for preconfigured
> specific mac addresses and broadcast packets out each hub port.  You can
> snoop all you want, but you won't see traffic unless it is destined for
> you.

Can someone give me a product name and point me at a vendor which sells 
such a hub?

Thanks,
Fletcher


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