Network Starter Pack - 3 - Network - Part 1

This lesson series will step through the OSI 7-Layer Networking Model

  • Physical
  • Data Link
  • Network
  • Transport
  • Session
  • Presentation
  • Application

The network layer adds the ability for cross-network addressing (IP Addresses). It allows packets to be routed across different layer 2 networks, via L2 Frame encapsulation and forwarding decisions using routes and route tables. Its Layer 3 which allows the internet to function.

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