Section 1

Section 2

Section 3

Section 4

Basics of Networking Mac & IP Addressing

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Basics of Networking Mac & IP Addressing

This lesson covers the basics of networking and discusses the OSI Model:

  • Physical: copper, fiber, wireless
  • Data-link: MAC, LLC. Associated with a specific network interface.
  • Network: IP, ICMP. Associated with IP addressing.
  • Transport: TCP/UDP
  • Session: Connection between applications, some elements of TCP
  • Presentation: layer between the network and the user
  • Application: what the user application sees
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