Iperf

Iperf guide

Iperf guide
  1. Should I use iPerf or iperf3?
  2. Does iPerf use TCP or UDP?
  3. What is iPerf test used for?

Should I use iPerf or iperf3?

We recommend iperf3 over iperf becuase the TCP retransmit and CWND report if very helpful for troubleshooting.

Does iPerf use TCP or UDP?

TCP vs UDP testing

Iperf uses TCP by default. TCP has built in congestion avoidance.

What is iPerf test used for?

Iperf is a commonly used network testing tool that can create TCP and UDP data streams and measure the throughput of a network that is carrying them. Iperf allows the user to set various parameters that can be used for testing a network, or alternatively for optimizing or tuning a network.

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