@Kirlin Yes it does. It was a firmware bug, already fixed by TPLink Thank you in any case.

@TP-Link Thank you very much for your reply. Current primary DNS --> an internal server on my network (not 24x7 available) with bind9, which resolves internal request to internal machines and...

Hello, my KC110 doesn't connect to the cloud when the primary DNS is unavailable, though the secondary DNS works just fine. If I swap the DNS assignment on my DHCP server (secondary DNS first,...