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Date:      Thu, 7 Apr 2005 17:31:39 +0000 (UTC)
From:      "Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net>
To:        John Mok <jmok@attglobal.net>
Cc:        tms3@fsklaw.com
Subject:   Re: FreeBSD Firewall + NAT Traversal + IPsec
Message-ID:  <Pine.BSF.4.53.0504071730520.1942@e0-0.zab2.int.zabbadoz.net>
In-Reply-To: <42556B7E.5030703@attglobal.net>
References:  <42555C87.7030700@attglobal.net> <425550E6.3080005@fsklaw.com> <42556B7E.5030703@attglobal.net>

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On Fri, 8 Apr 2005, John Mok wrote:

Hi,

> Thank you for your quick reply.
>
> I would like to know more on the issue. To my understanding, since the
> source address of the IP packet from the client would be modified on the
> NAT, normally it would fail AH check on the IPsec VPN gateway, or the
> FreeBSD NAT has built-in compliance with RFC3947?

NAT-T is not supported by FreeBSD.

-- 
Bjoern A. Zeeb				bzeeb at Zabbadoz dot NeT



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