@RaRu I probably should have mentioned it but If the router is connected to a controller, you will not see anything in Omada Tool. It is only when the router cannot connect to the controller that you...

@Aaeneas default lan ip on ER605 is 192.168.0.0/24 if you have the same network on your ISP router that is connected to WAN on ER605 you will have problems. try changing LAN to for example...

@ArttVandelay I have a stupid question but have you turned off the power to the printer, I almost assume you have tried that but I'm asking

@RaRu your only option is to use the discovery utility from a pc on the network at the remote location. you can use option 138 but it only supports ip address and does not work on the router itself,...

@ww9rivers I tested here, it didn't work. It might have been easier if you used wireguard, then there is only one port.

@ww9rivers version 2.2.6 is the latest so try it, I think you have to upgrade to 2.2.3 first otherwise 2.2.6 will fail