@David-TP Forcing the M5 to connect over radio was a good idea. After a few minutes, the app then correctly showed the devices attached to the local M5. Now I have plugged back in the backhaul link...

Up until earlier today when I set up my NAS, I had this configuration: 1 x client -> Satellite Deco -> Main Deco Still the same, app reports client as having a wired connection but on the Main Deco.

No. Deco M5 units are directly connected. Ethernet switches connect off the second ports. On the main Deco: 2 x clients -> switch -> Deco : Works correctly 2 x clients -> switch -> Satellite Deco ->...

Ethernet switch!

I have a number of clients which the app reports as connected to the wrong M5 units. This is not the same problem as users who want to choose which Deco unit a client attaches to because... the...