this post was submitted on 28 Jun 2023
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Explain Like I'm Five

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I often see that network settings have a field for logical port. What is this field.referring to?

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[–] [email protected] 1 points 1 year ago* (last edited 1 year ago)

A TCP packet has a segment for a numerical descriptor which is metaphorically referred to as a port. A lot of networking hardware and software filters based on that packet segment, or directs it to particular software registered as 'listening' for that number.