I am using openwrt 19.07.2 code with the patch in @LeXa2 's Openwrt repo. When I try to use smb,Explorer.exe crash every time then I notice there are too much dup ack and retransmission. Wireless is OK, so it should not be the nft problem. mt7623n-bananapi-bpi-r2.dts (10.9 KB)
And iperf3 runs perfectly at 900+Mbps