@MR.S AP uptime 10hr & 48min. No error is showing. Both POE switches support 802.3af.

@MR.S I tried with 2 POE switches. TP-Link TL-SG1210P & D-Link DGS-F1010P-E. Both end up with the same problem. When the AP starts, it gets 1000mb link speed. As long as it stays this uplink, data...

Didn't find any option at Omada controller to lock the link speed to 1000mb. Also, the connector isn't faulty. I already changed the connector. EAP245 has no issue with the same connector.

I used to use EAP245 and upgraded it to EAP660HD. My AP is connected to a 802.3at PoE switch with CAT6E cable length of 15 meters. When the EPA660HD starts, it gets ethernet link speed 1000mb. But...