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Date:      Tue, 2 Sep 2008 21:03:04 +0100
From:      Stuart Henderson <stu@spacehopper.org>
To:        "Michael K. Smith - Adhost" <mksmith@adhost.com>
Cc:        pf@freebsd.org, pf@benzedrine.cx
Subject:   Re: Crazy Question - IPv6 to IPv4 and vice versa
Message-ID:  <20080902200304.GH32201@pyxis.spacehopper.org>
In-Reply-To: <17838240D9A5544AAA5FF95F8D520316049038B6@ad-exh01.adhost.lan>
References:  <17838240D9A5544AAA5FF95F8D520316049038B6@ad-exh01.adhost.lan>

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On 2008/09/02 10:06, Michael K. Smith - Adhost wrote:
> I'm wondering if it would be possible to create a mapping between
> an "outside" IPv6 address and an "inside" IPv4 NAT (or round-robin
> group, to take it to the next logical step) or vice versa?  This
> would be on a FreeBSD 7.0 installation.  As a second note, if it's
> not supported now would it be possible to add this support?

it's not possible in-kernel but on OpenBSD this is now supported
in userland by relayd. There's an article about it on undeadly.org,
http://undeadly.org/cgi?action=article&sid=20080724184757

however I don't know if PF on FreeBSD is at a level that can
support this.




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