[Snort-users] One question

Shane Williams shanew at ...6911...
Thu Dec 19 13:20:13 EST 2002

I haven't tried it yet, but I don't see why hogwash wouldn't run on a
bridging firewall.  Hmmm... holiday project perhaps.

On Thu, 19 Dec 2002, Matt Kettler wrote:

> No, not a bridge, a router. However I suspect what you are calling a 
> "bridge" is really a router anyway.
> A Bridge is a simple ethernet layer device that bridges 2 ethernet segments 
> (ie: a switch with only 2 ports is a bridge), a router is an IP layer 
> device with multiple interfaces that routes IP packets between them. The 
> significant difference here is that some non-IP things like ARP don't 
> generally pass through a router (although they might be proxied by it), but 
> any type ethernet packet can go through a bridge, provided the MAC 
> addresses dictate it is headed to the other side.
> Since hogwash relies on IPTables for filtering, that filtering is IP layer, 
> thus must happen on a system which routes at an IP layer. It can't merely 
> be an ethernet layer bridge.
> At 12:11 PM 12/19/2002 +0100, Carmelo Zubeldia wrote:
> >Hi all,
> >
> >Run hogwash in a Bridge?
> >
> >Thxs
> >--
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Public key #7BBC68D9 at            |                 Shane Williams
http://pgp.mit.edu/                | Systems Administrator UT-GSLIS
All syllogisms contain three lines |        shanew at ...6911...
Therefore this is not a syllogism  |   www.gslis.utexas.edu/~shanew

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