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CHAPTER 4 - Coggle Diagram
CHAPTER 4
Transport layer
Responsibility
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Segmentation - Breaks down the data into smaller pieces for better handling, using headers to keep track of them
Identifying the Application - Ensures that each app gets the right data, even if multiple apps are running, by using port numbers
Transport Layer Protocol
TCP - databases, web browser and email clients require that all data that is sent arrives at the destination in its original condition.
UDP - if one or two segments of a live video stream fail to arrive, if disruption in the stream, may not be noticeable to the user.
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Application Layer
Application Protocol
Domain Name System (DNS)
Domain names convert numeric address into a simple, recognizable name.
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