@ckeske This will work, if you only want to connect one device hardwired near your deco you don't need an additional switch, the deco disk itself is a small 2 port switch. Can't confirm about mixing...

@Smartmove Is the 3th deco using ethernet backhaul? It should visible in the app And is the powerline adapter on the same electrical phase as the recieving powerlineadapter?

Try a differend brand of switch, i have almost the same setup with tp link switches, have not seen this problen yet

I decided to take it on a different tour, still using my NetGear NightHawk X10 R9000 in the current setup and must say, it works. How to check if wired backhaul is really working like it should? I...

@Johnny64 I understand an read the topic from beginning to end but I'm not sure if the switches in the TPlink explanation are still usable for other devices as described in my layout.

Hello TP, I want to get started with Deco M5 MESH Wifi. Is the setup as below good to get started to get backhaul working from the 3 Deco's and the EAP225 in MESH? It is in dutch's but "Modem Ziggo"...