Networking fundamentals

- [Instructor] I'm aware that not everyone watching … this course has the same level of understanding … of networking concepts, … but that's okay. … Let's go over some of the basic networking terminology … and understand how computers talk to each other … over a network. … If you're already pretty strong … on the fundamentals of networking, … you can consider skipping to the next video. … So what is a network? … As we've defined in the beginning of this chapter, … at the most basic level a network is two or more computers … and other devices, such as scanners and printers, … that can communicate with each other … and sometimes even share resources. … A networking device, such as a router or a hub, … is required to facilitate this communication. … Technically speaking, you can connect a single computer … to a router and call that a network, … but you know what they say … about a tree falling in the forest … if no one is around to hear it. … If you have an internet access at home, … the modem that the ISP gave you probably forms …