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インターネットってなんだろう?

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公立中学校でのゲストティーチャーとして、授業した内容です。(1) パケット通信を教室内の「回し手紙」で再現し、ヘッダをつけたり、バラバラにしてネットワーク最適化を図ります。(2) 直接/ハブで接続されたPC間で「talk」コマンドで通信できるのを確かめます。(3) インターネットの語の意味を考えます。(4) 世界に張り巡らされた海底ケーブルのはなし。

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インターネットってなんだろう?

  1. 1. 1 2 3 4 5
  2. 2. HUB
  3. 3. HUB HUB
  4. 4. HUB HUB HUB HU
  5. 5. Photo by terrykimura
  6. 6. Photo by Kota Fujii
  7. 7. Photo by Loïc Lagarde
  8. 8. http://submarine-cable-map-2015.telegeography.com/
  9. 9. http://submarine-cable-map-2015.telegeography.com/
  10. 10. http://internet.watch.impress.co.jp/img/iw/docs/326/066/html/unity01.jpg.html
  11. 11. http://internet.watch.impress.co.jp/img/iw/docs/326/066/html/unity03.jpg.html
  12. 12. http://internet.watch.impress.co.jp/docs/news/20091102_326066.html
  13. 13. https://www.iscpc.org/cableships-of-the-world/
  14. 14. http://submarine-cable-map-2015.telegeography.com/

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