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 From:  Chris Buechler <cbuechler at gmail dot com>
 Cc:  m0n0wall at lists dot m0n0 dot ch
 Subject:  Re: [m0n0wall] Interface vs Source vs Destination
 Date:  Fri, 30 Dec 2005 01:37:21 -0500
On 12/30/05, tech at adaptive dot net <tech at adaptive dot net> wrote:
> In setting up Firewall rules, whats the specific reason that there are
> separate rule lists for LAN, WAN, OPT1 interfaces?  Afterall, aren't i
> defining the interface implied when I specify the SOURCE and DESTINATION
> interface in the rule itself?
>

firewall rules get applied as they're coming into the defined
interface only, and the source and destination is used under that
context, just like with basically every firewall.

-Chris