Install iperf sudo apt-get install iperf3 and run it with iperf3 -c <SERVER IP> (on the client) and iperf3 -s (on the server). The installation on your PC depends on the OS you have.
Install iperf sudo apt-get install iperf3 and run it with iperf3 -c <SERVER IP> (on the client) and iperf3 -s (on the server). The installation on your PC depends on the OS you have.