[Swan] Failover between VPNs going to the same subnet.
jcrisp at safeandsoundit.co.uk
Thu Jan 14 18:50:45 UTC 2016
On 14/01/16 18:46, François wrote:
> Hi all,
> My "destination" server has two WANs, and I want to create two ipsec
> tunnels from the "source" to each of these WANs, and have failover in
> case one of the destination WANs goes down. The src and dst subnets
> would be the same in both tunnels.
> I was wondering what would be the recommended way to configure this type
> of failover. Ideally both tunnels would be connected, and if one goes
> down the secondary tunnel would take over immediatly while the first
> tunnel tries to reconnect (with dead-peer-detection or similar).
I think a GRE tunnel is a good bet - I have them on my Draytek WAN
routers and it is very handy. You can do either failover or a bit of
I am blowed if I know how to replicate that using Linux/Libre, but would
love to know.
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