A network layers explorer: walk the OSI and TCP/IP models side by side, click each layer for its responsibility and example protocols, and watch an animation of a packet gaining and shedding headers as it moves down and up the stack.

by dev:local
interactive
Built in 1 step
  1. A network layers explorer: walk the OSI and TCP/IP models side by side, click each layer for its responsibility and example protocols, and watch an animation of a packet gaining and shedding headers as it moves down and up the stack.
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