@Greymist Here is an easy way to test the internal transmission within the switch. Use two PCs to ping each other: https://www.tp-link.com/support/faq/738/ If the result Ping failed, the switch may...

@looseox Hi, EAP225-Outdoor is OK, outdoor EAP wifi coverage radius is 150m, you can use mesh feature to connect EAPs wirelessly. Check this: Frequently Asked Questions about EAP Mesh Network And...

@cdnhk If I were you, I have an OC200, I will use it to manage the switch, not only because of the centralized management but also the Remote management(omada.tplinkcloud.com)

@TazDevilLooney Hi, dude, your issue is weird, if you think this issue start after the firmware was upgraded, have you tried back to the 1.0.1 version for testing?

@mscroggi If your CPE is the static IP, then the clients behind it should obtain the IP address from your router which is the DHCP server. You can also change the CPE IP to dynamic to test if the CPE...

@SergK Actually, what is exactly the non-POE device? A PC? An AP? Or anything else? Use the same non-POE device to connect to all POE ports one by one, no ports can work?