“How the Internet Works”
Video Notes
-Networks: internetworks
Internet protocol
The internet: A network of networks that share each other, is decentralized, no one point of sending, info can take a different path, is neutral, no one source controls it
Messages sent via the internet are bits of data sent from devices
Internet exchange points: multiple service providers connect here to exchange traffic online
Some providers “Pair” to decrease the cost of exchanging traffic
Lecture Notes
-”Information wants to be free”
Info is more effective when its shared
The internet and world wide web aren’t the same
Tim Burns Lee: created: www aka the world wide web, is global hypertext
-the hypertext is huge: links info and networks to one another HTTP, URL
Html, web browsers

-Transistors replaced vacuum tubes and made electronics portable