CSE 310 Chapter Notes - Chapter 1: Network Interface Controller, Docsis, Hypertext Transfer Protocol
27 Dec 2020
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Document Summary
The internet is composed of many parts such as applications and protocols, various types of end systems, packet switches, and various types of link-level media. There is a way to organize a network architecture. "you are being shipped from source to destination by the airline; a packet is shipped from source host to destination host in the internet. " A layered architecture breaks down a complex system into de ned parts. If the implementation of a part changes, it will not affect the rest of the layers. Layers: way to organize protocols and the network hardware and software that implement the protocols. Services and the service model: "each layer provides its service by: 2. performing certain actions within that layer and by using the services of the layer directly below it" "a protocol layer can be implemented in software, in hardware, or in a combination of the two. "
