@chuq Try set up static IP on WAN

@MikeW1 I'm not familiar with your network design, but one thing I know i that on Omada Controller, one site can only adopt one ER7206 gateway. If you want to adopt 2nd ER7206, you have to create a...

@Pittsmaster Yes, but make sure your OC200 has a higher controller version than Cloud Controller.

@jicaro Check the Ethernet connection from PoE injector to the main router. No valied IP means no connection to the router

@papac0rn The game issue is caused by double-NAT. The solution is to make your front modem router as pure modem mode, so the ER7206 WAN can obtain public IP directly.

@titocarnale Maybe try a shorter Ethernet cable?