@jonod Try disable some advanced settings like auto backup, reboot schedule etc. When the controller is operating something, it may not have enough RAM to provide the web interface

@xxxaidi 1. Yes, you can create multi sites on the Controller. Example Note each site can only have one Gateway. 2. I don't use API but I saw some people discuss it before. Check this thread

@Tescophil I'm running software controller with ER605 V2 and this issue does not happen to me.(for around 1 year) So yes I guess it is related to OC200, maybe power or maybe the switch

@MannyF Did not see this problem before. However I feel it may be related to the router/DHCP server. Make sure this deivce is conencted to a working SSID(if you setup VLANs), and your router have the...

@TPOllihome That means this EAP660 HD cannot obtain network from the Ethernet cable, so it's trying to mesh to your main network/controller

@andreaciap Happy new year! Have you tried another NTP server? Try google NTP and you will get many suitable NTP server IP