---
syntax: markdown
tags: [tldr, common]
source: https://github.com/tldr-pages/tldr.git
---
# iperf

> Measure network bandwidth between computers.
> More information: <https://iperf.fr>.

- Run on server:

`iperf -s`

- Run on server using UDP mode and set server port to listen on 5001:

`iperf -u -s -p {{5001}}`

- Run on client:

`iperf -c {{server_address}}`

- Run on client every 2 seconds:

`iperf -c {{server_address}} -i {{2}}`

- Run on client with 5 parallel threads:

`iperf -c {{server_address}} -P {{5}}`

- Run on client using UDP mode:

`iperf -u -c {{server_address}} -p {{5001}}`
