Easy WAN-LAN speed test over cli

The following two debian tools makes it very easy to accurately measure your internet connection speed as well as in your LAN.

Measuring internet connection speed

sudo apt install speedtest-cli

Run it by typing:

speedtest-cli

Measuring LAN connection speed

sudo apt install iperf3

Run the server in one device which will be listening for the client to establish a connection.

iperf3 -s

In your other network device install iperf3 and run the client against the server:

iperf3 -c [server's ip address]

Results should show up promptly