@Daddo, you can bind the SSID to a VLAN in Wireless Service: See the manual for more information.

@Kurgoraz, please provide more information. Is the OC200 inside the same subnet or outside the subnet? Can you ping the wired EAP when OC200 loses connection? What IPs did you assign to OC200 and the...

RAlkaabi wrote Is there a manual for flashing firmware on this device? You mean for recovery of the firmware? No. But if you think it's bricked, contact TP-Link support by mail (see your country's...

@noel_avat, an EAP uses DHCP by default with fall-back to IP 192.168.0.254. To find out whether the cause of the issue is your DHCP server, connect the EAP directly to your PC. Set your PC to static...

@pgcudahy, see my HowTo for creating a guest network, it describes how to assign different SSIDs to different subnets (method 2 applies).

@noel_avat, EAPs don't use 30-30-30-reset. To reset an EAP, press the RESET button for 5 to 7 seconds until LEDs start to blink. Afterwards, the EAP uses factory default settings (DHCP with fall-back...