@NotVeryGood It looks like it's bricked, you can try firmware recovery, hope this helps: https://www.tp-link.com/support/faq/3062/

@Mt.Faith So you mean management VLAN? If so, I hope this post can help you: https://community.tp-link.com/en/business/forum/topic/530818

@dzambas Yes, I think it is possible, at least in the article above.

@jeef If you can return it and switch to V2 then do so, according to this information you have listed, V2 supports more number of entries.

@baddy420 The R605 itself is a NAT device. If you do not set up remote management, there is normally no way for other devices to access it remotely from the WAN side.

@Supernova It looks like it should only be negotiated to 100M between the AP CPE and the front-end device. It is recommended that you check the ports and network cables between these two devices, and...