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networks/nat-how-a-dozen-devices-share-one-internet-address.md
NAT: how a dozen devices share one internet address
Your home has one public internet address but a dozen devices. NAT is how your router lets them all share it and still get each reply to…
networks/traceroute-how-a-countdown-number-reveals-every-stop-between-you-and-a.md
Traceroute: how a countdown number reveals every stop between you and a server
Your data crosses a dozen machines on its way to a server, and you never see one of them. Yet a tool called traceroute lists every stop in…