How Data TravelsHome Networking
One Address, a Whole House
Your router hides every device behind a single public address
Your phone, laptop and TV are all online at once, yet the internet sees just one address. How does each reply find its device?
You'll find out
- How one address serves a whole home
- How each reply finds its device
- Why internet addresses ran out
Why it matters
Every home network runs on this trick. It explains why addresses ran out and why strangers can't just walk in.
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