@Clive_A I've re-checked the setup and test-it using standalone and controller. To avoid potentially wifi (ubiquiti) problems I have connect the laptop by cable directly on er605 Same problems both....

@Clive_A Probably is not clear the situation in a failover real test. WAN (primary) Plugged-in but internet disconneted - the onboard ping diagnostic fail WAN1/LAN (secondary) Plugged-in internet...

@Clive_A I have follow your istructions (manual IP). Same results of Auto. Just a small difference: A remark: using the internal ping test on diagnostics the ping response are good. Using the PC...

@Clive_A Thank you Clive for your reply. I have follow allo your forum suggestion and guide, but the problems is alreay here. Today my Primary WAN work correctly but I need to resolve this issue of...

My goal: having a system the switch on a secondary internet connection when the first fail. I have installed and configured the system, tried-it unplugging the primary WAN....WOW all worked fine....