Re: [Openvpn-users] How to force traffic to stop when VPN is disconnected?

[Terry L. I. <tin...@ha...>]

JLG wrote:
> I have an OpenVPN client deployed on a very insecure network, and I have
> OpenVPN configured (in tun mode) with the "redirect-gateway" option so
> all of the client's internet traffic goes through the tunnel. I want to
> configure the client in such a way that, if the OpenVPN tunnel is not
> established (or goes down for any reason), the client will not have
> internet access--in other words, I want to prevent the client from
> inadvertently using an unencrypted connection. I'm looking for a
> straightforward way to accomplish this.
> 
> Any ideas?
> 
> Thanks,
> JLG
> 

i'm not 100% sure, but you could probably place logic in an ifdown
script to install a null route when the tunnel goes down....