@Hoffies Cat 5E should be enough. I am also using commercial grade Cat 5E cables, I've got them from my friends at very large data center. Cat 5E cables can handle gigabit speeds and are OK for Deco...

@Misha12 You can wire just the two Satellite nodes. The one that can get the signal from Main Deco will connect to Main Deco by WiFi. That setup is discussed here: General questions about Ethernet...

@DavidDe In Access Point mode both are correct, but: 1. If Deco mesh has Satellite Deco connected to Main Deco through the switch (the second picture) and 2. Satellite that uses WiFi backhaul is...

Eg78 wrote @MarkMol I am also getting this message. Deco xe75 2.5GbpS port connected directly to 10Gbps port on ISP provided router/modem port forced to 2.5Gbps/Full. ISP provided bandwidth is...

@Hoffies Your network diagram, the way Deco connect to each other with Ethernet cables, does it look like this: or like this:

@Symphonic Check this document TP-Link Support compiled, with the table of different features for different firmware versions: Understand the Differences Among Deco Firmware Platforms Your X60 is...