Network Unix Windows iPerf 3.2 iPerf GitHub Server iperf3.exe -s Client iperf3.exe -c 192.168.1.1 iperf3.exe -c 192.168.1.1 -R iperf3.exe -c 192.168.1.1 -P 4 iperf3.exe -c 192.168.1.1 -u