Registered · Cross-platform

5201 iperf3

TCP Unofficial
UDP Unofficial
SCTP —
DCCP —

What it is

iperf3 bandwidth measurement.

When / why

TCP/UDP throughput testing.

Protocol status detail

TransportStatusMeaning
TCP Unofficial Not assigned by IANA, but standardized, specified, or widely used on this port.
UDP Unofficial Not assigned by IANA, but standardized, specified, or widely used on this port.
SCTP — Not applicable for this transport.
DCCP — Not applicable for this transport.
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Port range

Registered (1024–49151). Assigned by IANA on request; usable without elevated privileges on most systems.

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