@Solla-topee here is our setup : Internet Provider Box ------- DECO BE85 (AP Mode, 10G port) | | | UNIFI Switch XG-24 (10G port) | | | Deco BE85 (Ethernet Backhaul - 10G port) What happens ? After a...

As many of us here, I have an issue with the wired backhaul between secondary DECO BE85 (AP Mode) and a UNIFI Switch XG-24. Tried everything (switch settings, STP, RSTP, Loop protection, BDPU options...