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OSI Network Layers

Nicholas Wong
Nicholas Wong

The seven Open Systems Interconnection layers

  • Layer 7: The application layer
  • Layer 6: The presentation layer
  • Layer 5: The session layer
  • Layer 4: The transport layer
  • Layer 3: The network layer
  • Layer 2: The data-link layer
  • Layer 1: The physical layer

References

https://searchnetworking.techtarget.com/definition/OSI

Network Security

Nicholas Wong

Fullstack software engineer with strong background in computer science and extensive experience in software engineering and architecture. Studied in NYU, worked in Yahoo, Rakuten and Manulife.