@R1250 There is a beta for this issue.. look in this post. https://community.tp-link.com/en/business/forum/topic/265390

@RandomS there may not be much that can be wrong, either the switch is locked at 100mbps on this port or there is something wrong with the network cable. try and connect the access point with a...

@Libik @Fae I have hevy problem to with L2TP and PPTP client and server, is highly unstable. if I restart router or controller I have to recreate PPTP or L2TP server som thimes to get it to work....

@Somnus Have you Address Resevation delete all Reservation and restart everything. There have been a lot of issue with this, what status is now on this I dont know,

@Bambosz Try to disable DNS from router, I don't think dns from router work very good. Set gateway and DNS server manualy on interface. I have many of them in Omada SDN controller and Stand alone and...

@__x6__ You ned this beta in this link to get it to work. https://community.tp-link.com/en/business/forum/topic/266210