Network Performance Test Using Iperf

Description

There is another good open source software to test our network performance. Iperf. This software written by a team from The National Laboratory for Applied Network Research (NLANR). The old homepage for Iperf is at here but they said it is moved to sourceforge. But if you go to the old website you will find a lot of useful links also.

The concept is the same as NetPerf. Using client and server. Iperf is able to analyze the latency/response time, the jitter (latency variation), the datagram loss and of course the network troughput.

Quick Howto

Here is the iperf quick howto to get started:

  • Run the Iperf Server in a machine with -s
  • Run the Iperf client in another machine using -cand the IP Address of the Iperf Server
  • Finish, you will get your result

If you want better user interface, you can download jperf as the front end (follow the link below). At last, i found a very good and complete Iperf tutorial at www.openmaniak.com.

Download

  • Download Iperf for Windows here and Jperf here. Also, Ted Fines has provided a good combined iperf and jperf installer
  • Download Iperf for Linux, Solaris, Mac OSX, FreeBSD, OpenBSD, Irix for version 1.7.0 here
  • For the latest version source code, here at sourceforge.

Screenshots

Server:

Client:

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