Snort mailing list archives
Re: One question
From: Matt Kettler <mkettler () evi-inc com>
Date: Thu, 19 Dec 2002 12:01:13 -0500
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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Current thread:
- One question Carmelo Zubeldia (Dec 19)
- Re: One question Matt Kettler (Dec 19)
- Re: One question Shane Williams (Dec 19)
- Re: One question Matt Kettler (Dec 19)