@marmardes No the main Deco must be connected by Ethernet cable on the Internet side. A single Deco can, depending on the ISP, be used as modem, or, connected by cable to the modem, as Access Point....

@alatlantic I am not convinced it makes sense, but I was wondering if some DNS servers were blocking your public IPv4 address, not answering DNS requests coming from your IPv4 public address. I am...

@jzchen Where did you read those "instructions"? It is perhaps an option to eliminate the modem and connect the main Deco to the ONT. That assumes that the ISP documents how to configure another...

@jzchen When the Deco is configured in Access Point mode, you can wire satellite Deco nodes to any Deco unit, or the main modem/router. This is clearly stated in...

@jzchen Your statement is not correct. With the Deco in Access Point mode, it is valid to connect all Deco appliances to the modem, and the Deco mesh will use Ethernet as backhaul. With the Deco is...

@CDH70 It behaves as if the Ethernet ports of Deco 2 and Deco 3 are defective.