Iperf

With the advent of high-speed Internet, Internet connection speeds continue to increase around the world. Internet users can now enjoy high-speed downloads and use bandwidth-intensive applications. However, in case the Internet speed is not working properly, Iperf can help you change the TCP and UDP (incoming and outgoing) restrictions imposed on the computer to improve the speed of your Internet connection. This program is a portable executable file that does not require a complicated installation procedure to run. Simply call this utility's command from a terminal window and the program will start working. However, the user can learn more about the many options offered by the application by specifying the -help option when calling the utility from a terminal window. Features of this program include throughput reporting, packet loss, error reporting, and latency jitter measurements. This program can also monitor the connection between the server and client computer terminals on the network. This application is intended for advanced users; especially administrators who manage computers and need to monitor bandwidth usage on a corporate network. Iperf is licensed as free software for PC or laptop running 32-bit and 64-bit Windows operating system. It comes under the bandwidth category and is available as a free download for all software users.

After you get the 1,4 MB (iperf-3.1.3-win32.zip) installation file double click on .exe file.

Then follow the setup steps.