Maybe my writing was too much. Short version of my problem: I can't get a stable connection when I connect the APs (two EAP683) directly via patch cable. I have more or less 100% packet loss. The APs...

@d0ugmac1 The fixed link speed was just for 1 GBit/s and 100 MBit/s. I will create a ticket. Thank you for your replies.

@Virgo Hello Viro, thank you for your reply. With 1GBit/s fixed link speed i have around 30% packet loss that was my sixth test. I need to switch to 100MBit/s to make it work. Best regards Martin

Hello, first i am new to the TP-Link world. I am currently using a lot of ubnt hardware and want to explore alternative systems. There was no EAP683 LR or TL-SG3428XPP-M in the drop down. Sorry about...

Thank you for your answers. Will the EAP68x series get Zero Wait DFS support with future firmware updates?