iPerf3 is a command-line network testing tool used to measure the bandwidth and performance between two systems over TCP, UDP, or SCTP. It is widely used for network diagnostics, performance tuning, and benchmarking.

Features of iPerf3:

Measures maximum achievable bandwidth between two hosts.
Supports TCP, UDP, and SCTP traffic testing.
Operates in both client and server mode for two-way testing.
Provides JSON output for easy integration with scripts and monitoring tools.
Lightweight and fast, suitable for automated and large-scale testing.

To check iPerf3 version:

$ iperf3 --version

Disclaimer: iPerf3 is a powerful diagnostic tool for network performance analysis. Ensure proper configuration and use caution when testing on production networks, as high-bandwidth tests may impact normal traffic. Regularly update to the latest version for optimal security and performance.

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iPerf3 Server

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iPerf3 Server

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iPerf3 Server
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