iperf

Perform a speedtest to a remote host using nuttcp or iPerf. The system's primary default route will be used. The speed test will take approximately 30 seconds to complete.

Syntax

iperf <host> [size INTEGER] [mode <nuttcp|iperf>] [output <text|json>]

Parameters

host: The name or address of the remote speed test host/server.

size: The number of kilobytes sent in the speed test packets. (Minimum: 0, Default: 1000)

mode: The type of speed test protocol to run. (Default: nuttcp)

output: The format of output to display the speed test results as. (Default: text)

 

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iperf updated on 30 Jun 2025 11:12 AM