@Hendrix81 how do you get the result that you can see other devices? using IP scanner kinda of tool? that isolation is supposed to block the guest from ping-ing or accessing the LAN

@AirwolfHD Should be a genuine product. https://www.tp-link.com.cn/product_1959.html Don't think anyone has the balls to violate the law and imitate a registered product. Specs:...

Cable specs vary. CAT6 7 8 are great at link speed. Yet, I still use 5e commonly on PoE. I connect my PC with CAT8 purely for stablilty. I am not saying CAT6 7 don't work with PoE. They are backward...

@Give-the-Bytes Filter traffic? https://www.tp-link.com/us/support/faq/1849/ Filter traffic? You set up the group with TCP UDP ports and block from ACL.

@xmtr34 Did you try CAT5E instead of any cables above CAT6? I came across a forum link and read that when CAT6 supports 10Gbps speed, its twisted pairs have issues with the PoE. Either not powering...

@JasonHogan Even this is not from TP-LINK. But, quite informative. CAT6 is likely to have an issue. Tested with CAT5E? Forum title: Unexpected PoE / Cable length limitations with UniFi Switch-16-150W...