I've two Palo Alto firewalls, PA-500 and PA-820. My PA-500 is having 2 ISPs, so I've configured Tunnel monitoring as Failover on it. I think I've configured everything at right place on PA-500 which have 2 ISPs. I'm not sure with the configuration at other end at PA-820 as my destination subnet is same, how should I configure same destination to go through single ISP PA to Dual ISP PA for tunnel Failover configuration at other end.
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