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Date:      Tue, 21 Jun 2011 09:13:12 -0400
From:      Lars Kellogg-Stedman <lars@oddbit.com>
To:        Jon Radel <jon@radel.com>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: Two Networks on one System
Message-ID:  <BANLkTiniivDqWK=Gq7Tf8NH2gVE6UjAu-A@mail.gmail.com>
In-Reply-To: <4E00981B.3070102@radel.com>
References:  <201106211128.p5LBSvCe095130@x.it.okstate.edu> <4E00981B.3070102@radel.com>

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> This, in of itself, doesn't follow. =C2=A0In the absence of stateful fire=
walls
> and anti-spoofing filtering (blocking packets that don't have a source IP
> address on the "expected" list),

While I can't comment on anyone else's environment, it is in my
experience very common in most corporate and educational settings for
routers to have anti-spoofing rules that will drop anything with an ip
address that does not originate on the local subnet.

-- Lars



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