@David-TP I believe you get another error message when (external) ports overlap. There is no reason to avoid overlaps on internal ports, and I believe the Deco does not prevent that. I believe this...

@Nigelx Could you describe more precisely your configuration, and how devices are interconnected? What is the exact brand and model of your "AV600" devices? "AV600" simply refers to the use of the...

@roy679 It depends as well where you will benefit most of wifi 6 offered by the X20.

@ifti12 By "seamless network", do you mean "transparent roaming"? You should obtain that from any combination of Decos. What are the "missing software features" caused by the mix of M4 and M5?

@psantori If you are looking for an outdoor Powerline device, I believe that device will not "extend" the Powerline network of the Deco mesh. You will need two non Deco Powerline devices, and those...

@vnan1829 Is your IPv4 also simply configured as "dynamic"? Does your Deco not obtain an IPv6 address, or does it not distribute addresses to the attached devices? I suggest "SLAAC + RDNSS" for IPV6...