Use the iperf3 command to test network speeds.
iperf3 -s to start in server modeiperf3 -c 192.168.1.10 -t 20 to test server on ip address 192.168.1.10 for 20 tries.iperf3 -c 192.168.1.1 -t7 -b 2.5G -u 6001iperf3 -c 192.168.1.1 -t7 -R -b 2.5G -u 6001