tcp
an archive of posts with this tag
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Putting it together - what happens when you type a URL
From pressing Enter to the page appearing, every layer in the series is called on within a second. The final part traces all five as a single flow.
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The transport layer (TCP/UDP) - reliability is a choice
Who guarantees the reliability IP never promised? Ports that distinguish processes, TCP which builds reliability on top, and UDP which refuses to pay for it.