Alternative: use the iperf CLI tool with one of the servers listed on https://github.com/R0GGER/public-iperf3-servers https://github.com/R0GGER/public-iperf3-se

Alternative: use the iperf CLI tool with one of the servers listed on https://github.com/R0GGER/public-iperf3-servers https://github.com/R0GGER/public-iperf3-servers . I prefer this, since I already use iperf to measure speed between hosts I manage.