ConceptsEphemeral Port

Ephemeral Port

A temporary transport-layer source port selected for a connection from the operating system's configured dynamic range.

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Concept Neighborhood

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Port

The foundation Ephemeral Port builds on, worth understanding first.

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PortStart here

A port is a numbered communication endpoint used by network protocols to identify which service should receive traffic.

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Ports, Protocols, and Services

General Beginner