@Kimberley_j87, everything appears to be connected correctly and should work. It's always possible that the switch is not working properly, but in my experience if it powers on, it works. You could...

@GeneraalSpeknek, not sure it this would be a problem, but the network your using is not a reserved public network address and also noticed that the DHCP range starts on the interface IP. Can you try...

@Kimberley_j87 that router's is a beauty. 🙄 This all looks correct. The yellow wire goes from ONT #2 (GE1) to Router #6. Blue wire goes to the lounge (I assume) What's the flat white wire? Does that...

@Kimberley_j87 ONT needs to be plugged into the router's WAN port to use more than one device which is what you want.

@GeneraalSpeknek, I do my best to help and improve my networking karma. The device connection B-2 need so be untagged member and native network of 99. (That you did) Then ports along the path to the...

@Kimberley_j87 it would still work for one device if ONT is plugged into LAN port and not WAN.