Glenn Tarbox, PhD wrote:
> Hello,
> 
> So, I've gotten OpenVPN and Shorewall working in most places... just not
> where it really matters (typical :-)
> 
> It seems straightforward in many ways... but, my first guess would be that
> there's a problem with traffic shaping tables and what the chains end up
> wanting to do with packets intended for the vpn (tun0)
> 
> The configuration is that there is a client on the firewall / router /
> shaper.  The routes all look correct when doing an ip route ls.  But, no
> pings work...
> 
> Wireshark confirms... when I try to ping 10.8.0.1 from the firewall its
> trying to send packets out eth0

That is a routing issue, shows up when the firewall is acting as a
client, with multi-hop gateways defined.

> 
> In my case, tun0 is not a device to be shaped... but I do have some strict
> rules WRT where traffic should go.  However, the simple test of pinging
> stuff on the lan (also not shaped) seem fine...  looks like the same kinda
> routes to me... and, looking through the normal dumps things seem ok...
> 

Have you looked at:

http://www.shorewall.net/MultiISP.html#route_rules

I think all you may need is an entry like this:
-       10.8.0.0/24     main    1000


Jerry

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