@GLOR Yes, you can do that. You can also connect network switch to second Deco Ethernet port, if you have more than one device you want to connect to it by Ethernet cable.

@FlyingBarney Is your X20 in guest cottage connected to your house network wirelessly, or by Ethernet cable? If it is connected wirelessly, the only option you have is to enable Guest Network in Deco...

@alex110 Can't help with port forwarding, but here are other possible solutions: 1. Switch Deco mesh to Access Point mode. 2. Find way to connect Windows PC to Main Deco second Ethernet port; 3. If...

@Mihu For #2 to #5 I have plausible explanation and general expectation it will fail, based on my tests with Deco mesh failing its Internet health checks. I am not sure why #1 fails (accessing VM...

@Mihu You are correct, and I think I made a mistake in assuming how Deco will behave when DNS service is down. When I tested Deco in AP mode behaviour, I turned off ISP Router which on my network is...

@Mihu With Deco, this behavior is by design. Deco uses DNS queries for Internet health check, if DNS queries fail Deco assumes Internet is down. You need to figure how to improve your DNS server or...