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Layer 6: Presentation

A person carrying out a presentation.  Source: Microsoft.

The Presentation layer serves as a translator between the Application and the Session layer. At the Presentation layer data are formatted in a representation that the network can understand, e.g. ASCII. The Presentation layer also takes care of data encryption and decryption, such as password encryption.

Common protocols found at the presentation layer include ASCII, EBCDIC, JPG and MIDI.

Layer 6 PDU: Data


Next: Layer 5: Session