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Date: Sun, 11 Sep 2011 06:57:32 +0200
From: Daniel Hartmeier <daniel@benzedrine.cx>
To: Mario Lobo <lobo@bsd.com.br>
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Cc: freebsd-pf@freebsd.org
Subject: Re: VPN  problem
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Why do you have a tun0 interface on the NAT box? That's a virtual tunnel
interface, not a physical interface.

I thought the client (!= the NAT box) is the VPN endpoint. Not all
encapsulation is done there, the NAT box is somehow involved in this?

Daniel