[plug] Parallel linkups.

[Craig Ringer]

Bernd Felsche wrote:

> What tools are available to facilitate this sort of connection
> routing? And I don't want to hear the word "Cisco" mentioned. :-)

This will provide some of the info you'd need to do it the iproute2 + 
iptables route.

http://www.linuxguruz.com/iptables/howto/2.4routing-15.html

As for the VPN side, ipsec comes to mind as the "proper" way, but there 
may well be simpler methods around.

--
Craig Ringer