Step 1: When Device A sends data to Device B over the network via the HTTP protocol, it is first added an HTTP header at the application layer. Step 2: Then a TCP or a UDP header is added to the data. It is encapsulated into TCP segments at the transport layer. The header contains...
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Internet (sometimes called the Network layer): This is how data is sent over the network and it's equivalent to the Network layer in the OSI model. IP (Internet Protocol) packet switching—delivering actual packets of data to your computer from the Internet—works at this level. Transport: ...
What is the most common requirement gathering technique in the analysis stage of an SDLC? Encapsulation process. Explain this process giving specific detail at each layer of the OSI Model. Be sure to explain the different PDUs at each stage and include the mos...
HOL blocking - when the number of allowed parallel requests in the browser is used up, subsequent requests need to wait for the former ones to complete. HTTP 2.0 was published in 2015. It addresses HOL issue through request multiplexing, which eliminates HOL blocking at the application layer, ...