What happens when you type a web address and press Enter
TCP: how a whole web page gets through a road that loses packets
The internet loses packets. It delivers some of them in the wrong order. Yet you have never seen a web page with a hole in the middle.
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1
Your short first message reaches the server, and it holds no request, only a question: can we talk? After three short messages, counting that first one, the two ends remember each other. That is a connection.
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2
Over this connection the page will come back in pieces, on a road that loses some. The routers will not help: they keep no copy and take no notes.
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