Hi, Thank you for your precious help. Sorry to be late in the answer. Finanly, it works with a DHCP on the subnet 192.168.0.0 as you explained. It's a pitty that the subnet cannot be customize. So...

@R1D2 Hi, Here is the screenshot of the controller EAP in pending status (after factory reset the EAP) Following screenshot of the step after. you can notice the time provisionning status configurig...

Hi, Thank you for your reply. I have get back to 2.5.4 version. It adopt the EAP220 easily after setting the EAP220 and the controller on the same subnet. I have no DHCP on this subnet, so the EAP...

Hi, I have the same problem on 8 EAP220. Hardware version 1.0 Firmware version 2.1.0 Build 20171109Rel. 72971 Restart AP / Restart controller done... no more result Any idea ? Thank you.