iperf

iperf

TCP bandwidth test, boared to server:
server point：iper3f -s
board point：iperf3 -c 192.168.100.100 -t 20 -i 1 --get-server-output

windows iperf download
https://iperf.fr/iperf-download.php#windows

reference:
http://t.zoukankan.com/klb561-p-9215952.html
https://www.cnblogs.com/carriezhangyan/p/11341829.html
https://www.cnblogs.com/xiongty/p/14742992.html
https://blog.csdn.net/u011198687/article/details/123778274