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[ale] Firewall design



On Tuesday, May 31, 2005, Christopher Fowler wrote:
>
> Is there a way I can plug a Linux box between E-Deltacomm and my Cisco
> switch and have it do filtering but not have an IP address on either
> eth0 or eth1.  This could be an invisible inline firewall thingy :)

What you describe is an ethernet bridging firewall.  
Take a look at http://ebtables.sourceforge.net/

--Joe