ISDS 1100 Lecture : ISDS 1100 Final Notes
15 Mar 2019
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The particular local networks that constitute the internet are all owned by different individuals, universities, government agencies, and private companies. The primary source of these funds is your tax dollars. Originally, u. s. taxpayers footed the entire bill for the internet, but as the. Internet grew and organizations were formed to manage it, businesses, universities, and other countries began paying for internet infrastructure and development. Connecting to the internet: internet backbone, collection of large national and international networks, t lines: initially used for backbone isp connections, carried digital data over twisted-pair wire, optical carrier line (oc): today"s most common backbone. Isp connection: high-speed, fiber-optic line designed to provide high throughput, the main paths of the internet along which data travels the fastest are known collectively as the internet backbone. Some large companies that provide backbone connectivity included verizon. Business, at&t, sprint, and qwest: initially backbone isps connected through t lines. T lines carried digital data over twisted-pair wires.
