Full form of OSI in computer

What is the full form of OSI?

  • Open System Interconnection

What does OSI mean?

OSI is the reference model is a conceptual framework for understanding relationships. OSI is an ISO standard for worldwide communication that defines a networking framework for implementing protocols in seven layers. The purpose of the main OSI reference model is to guide vendors and it is developers so the digital communication products and the software/application programs they create can for interoperate. OSI model has seven layers which are listed below.

  1. Physical layer
  2. Datalink layer
  3. Network layer
  4. Transport layer
  5. Session layer
  6. Presentation layer
  7. Application layer

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