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

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ELI5: In computer networking, what is a port? (self.explainlikeimfive)
submitted 1 year ago by BackOnMyBS to c/explainlikeimfive
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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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[–] tallwookie 4 points 1 year ago

it's like a gate - certain kinds of traffic (what type it is) goes though the gate, other types of traffic goes through a different gate. software is designed to look for data that passes through specific gates.

for example, unsecured http data is port 80, secured http is port 443.