@Vincent-TP Switch its simple no administrable. I unplug other eap for test.

Thats its my network but i have 5 EAP and 2 switch mores but EAP its connected to router thru pasive poe

@Vincent-TP who to discover if ETH down ? i try factory reset. Mi networks have ER7206 and new eap 650 outdoor with pasive poe only that. Factory Reset EAP , have ip 192.168.0.254 I connect to wifi...

Other test i put new cable with 15 cm and still showing ETH down. Router - 30cm cable - poe adapter - 30cm cable - EAP650

@Vincent-TP But how can it say eth down if I took that photo from my networked PC? I don't understand.

adjunto una foto del EAP.