Hello, I have the same problem. I have link 500 metres out of 3x3 antennas and cards WLE350N5-23 7B. The signals are acceptable in all chains. Current-tx-powers shows maximum msc-7, it responds to link rate 300/300Mbps. Please, have you any idea, what is the problem? Used cards: WLE350N5-23 7B (AR95...