On 2020-09-19 10:32, Tom Eastep wrote:
Sounds like you want to use Shorewall's multi-ISP facility (https://shorewall.org/MultiISP.html). Make tun0 the 'primary' provider and eth0 the 'fallback' provider. -Tom _______________________________________________
I think I was looking at that document earlier. I am not currently running shorewall on the RPi. I will go back over the documentation and see if I can apply it to my situation.
I may have to post a picture somewhere, to make the infrastructure clearer.
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