From: Clemens Zauner on
Michael Grimm <trashcan(a)odo.in-berlin.de> wrote:
> But I do have to admit that I'm clueless w.r.t. which VPN (IPSec,
> OpenVPN, ssh tunnel, etc.) would optimally fit my demands mentioned
> above. How to NAT? Which VPN? What else?

Me personally I do like mpd / pptd.

> I'm open to advice and hints, and, thanks in advance.

Bind the jail to a lo1 ... lo[n] interfaces, and make them unreachable
(e.g. by nonexitent routes to them and/or firewall-rulesets). rund the
vpn on the Host, not in the jail. If your VPN does some kind of ppp-stack
you can use the lo[whatever] Interface as local, assigning the remote
dynamic.

HTH
Clemens.
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