.. zephyr:code-sample:: zperf
:name: zperf: Network Traffic Generator
:relevant-api: net_config
Use the zperf shell utility to evaluate network bandwidth.
Description
***********
The zperf sample demonstrates the :ref:`zperf shell utility <zperf>`, which
allows to evaluate network bandwidth.
Features
*********
- Compatible with iPerf_2.0.5. Note that in newer iPerf versions,
an error message like this is printed and the server reported statistics
are missing.
.. code-block:: console
LAST PACKET NOT RECEIVED!!!
- Client or server mode allowed without need to modify the source code.
Supported Boards
****************
zperf is board-agnostic. However, to run the zperf sample application,
the target platform must provide a network interface supported by Zephyr.
This sample application has been tested on the following platforms:
- Freedom Board (FRDM K64F)
- QEMU x86
- Arm FVP BaseR AEMv8-R
- ARM BASE RevC AEMv8A Fixed Virtual Platforms
Requirements
************
- iPerf 2.0.5 installed on the host machine
- Supported board
Depending on the network technology chosen, extra steps may be required
to setup the network environment.
Usage
*****
See :ref:`zperf library documentation <zperf>` for more information about
the library usage.
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