@Flo33 I have TP- link 8port gigabit switch connected to the main Deco and the Synology Play 218 connected to the switch, Works fine, Tehe Synology is visible by IP, quickconnect and domain name. Any...

@DarthSonic I bought an Ethernet canble tester off Amazon. They are dirt cheap. One of the 8 twisted pair wires is broken. I assume that's the Problem. I'll get a new cable and see if that fixes it.

I will use a factory fresh cabel and check how that works. At the moment Vodafone dropped the internet connection entirely, but I hope they will sort things out sometime today. Thanks for your...

@Alexandre. Hi Alexandre, this is my setup. The only thing I can imagine is, that the direct ethernet caböe connection to the 3rd device is suspect and the Deco indeed renegotiates down to 100 Mbit....

I purchased a 3 set Deco X50 to fix connection issues in my home. I opted for a wired backhaul setup to minimise lag and maximise bandwidth. The main device is connectet to a 1.000 Mbit line. The...

@David-TP Hi David, Vodafone recently replaced the Cable-Modem since they suspected it to be the culprit regarding connection issues. It turned out to be another problem but they changed it anyway....