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Date:      26 Oct 2003 11:20:14 +0100
From:      "Clemens Fischer" <>
To:        "Michael Sierchio" <>
Cc:        freebsd-ipfw@FreeBSD.ORG
Subject:   Re: Strange leakage of private source addresses w/ipfw and natd
Message-ID:  <>
In-Reply-To: <> (Michael Sierchio's message of "Tue, 07 Oct 2003 14:46:28 -0700")
References:  <>

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* 2003-10-07 Michael Sierchio:

> This doesn't have a (user-) noticeable impact on traffic, but
> installing a silent network recorder outside my firewall shows that
> some RFC 1918 addrs are getting through.

don't worry, just block them on the external interface.

> I'll post details when I've got them, but I'm wondering if anyone
> else has seen this?

it happens, and with my installation they are coming from the outside.


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