Cit 157-OSI Model Flashcards Questions and Answers 2023

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The fourth layer of the osi model is - -The transport layer -The purpose of the transport layer - -supports reliable end-to-end delivery of data describes the quality and nature of the data deliv... ery and is where TCP lives -Transport Layer Packaged/Unpackaged - -Segments(messages) exchanged by the transport layer are contained in packets exchanged by the network layer. When the frames arrives, the data link layer process the frame header and, if the destination address matches for local delivery, passes the contents of the frame payload field up to the network entity. The network entity similarly processes the packet header and passes the contents of the packet payload up to the transport entity. -The transport layer Provides - -Message Segmentation, Message Traffic Control, Session Multiplexing. -An example of the transport layer is: - -working example is when your computer receives email and the Transport Layer directs data packets to a specific location. when we receive email, we want to open it with our email program- not anything else. transport data protocols ensure this is done. [Show More]

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