OSI Model Layers: Encapsulation and De-Encapsulation

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What is the primary function of the Presentation layer in the OSI model?

Converting binary data into a human readable form

What type of address is used to identify devices at the Data Link layer?

Physical/MAC Address

Which protocol is responsible for reliable transport of data in the OSI model?

TCP

What is the main function of the Session layer in the OSI model?

Controling the start and end of a network connection

What type of address is used to identify devices at the Network layer?

Logical/IP Address

What is the process of adding headers and trailers to a data package?

Encapsulation

What is the main advantage of using OSI layers?

Intervendor operability, ease of troubleshooting, and ease of understanding

What is the function of the Physical layer (Layer 1) in the OSI model?

Transmission of raw bits over a physical medium

What is the purpose of the Session layer (Layer 5) in the OSI model?

Session establishment and termination

What is the term for protocols that can only be run by the vendor that developed them?

Proprietary protocols

Test your knowledge of the OSI model, focusing on the encapsulation and de-encapsulation process, including the addition and removal of headers and trailers. Learn about the different layers, PDUs, and data transmission.

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