C:\Users\sven>\progs\netio\win32-x86_64.exe -t 192.168.30.188 NETIO - Network Throughput Benchmark, Version 1.33 (C) 1997-2012 Kai Uwe Rommel TCP connection established. Packet size 1k bytes: 28.19 MByte/s Tx, 1394.38 KByte/s Rx. Packet size 2k bytes: 30.34 MByte/s Tx, 1899.10 KByte/s Rx. Packet size 4k bytes: 31.85 MByte/s Tx, 1930.29 KByte/s Rx. Packet size 8k bytes: 25.93 MByte/s Tx, 1639.44 KByte/s Rx. Packet size 16k bytes: 31.93 MByte/s Tx, 2915.09 KByte/s Rx. Packet size 32k bytes: 28.61 MByte/s Tx, 2682.18 KByte/s Rx. Done. rk3399_rigol:/data/local/tmp # ./netio -t 192.168.30.180 -h 192.168.30.188 NETIO - Network Throughput Benchmark, Version 1.33 (C) 1997-2012 Kai Uwe Rommel TCP connection established. Packet size 1k bytes: 281.83 KByte/s Tx, 25.86 MByte/s Rx. Packet size 2k bytes: 1411.06 KByte/s Tx, 29.66 MByte/s Rx. Packet size 4k bytes: 2326.70 KByte/s Tx, 29.67 MByte/s Rx. Packet size 8k bytes: 2230.70 KByte/s Tx, 30.72 MByte/s Rx. Packet size 16k bytes: 2809.97 KByte/s Tx, 30.35 MByte/s Rx. Packet size 32k bytes: 2132.35 KByte/s Tx, 29.57 MByte/s Rx. Done. Ethernet: rk3399_rigol:/data/local/tmp # ./netio -t 192.168.30.180 NETIO - Network Throughput Benchmark, Version 1.33 (C) 1997-2012 Kai Uwe Rommel TCP connection established. Packet size 1k bytes: 11.26 MByte/s Tx, 11.16 MByte/s Rx. Packet size 2k bytes: 11.25 MByte/s Tx, 11.19 MByte/s Rx. Packet size 4k bytes: 11.26 MByte/s Tx, 11.19 MByte/s Rx. Packet size 8k bytes: 11.26 MByte/s Tx, 11.17 MByte/s Rx. Packet size 16k bytes: 11.26 MByte/s Tx, 11.17 MByte/s Rx. Packet size 32k bytes: 11.26 MByte/s Tx, 11.17 MByte/s Rx. Done.