Aisuko Li

Aisuko Li

Interested in Quantum computing and MIT-Scheme, Student of RMIT

OSI Reference Model

less than 1 minute read

Open Systems Interconnection Model

Hierarchical layers:

  • Each layer performs a subnet of the required communication functions.
  • Changes in one layer should not require changes in other layers.

Layer Model of OSI

  • Physical Layer
  • Data Link Layer
  • Network Layer:Internet Protocol(IP)
  • Transport Layer:transport Control Protocol(TCP)
    • end-to-end
  • Session Layer
  • Presentation Layer
  • Application Layer

Session, presentation, application merge into one group in TCP

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