CS330 Chapter Notes - Chapter 7: Wireless Application Protocol, Wide Area Network, Packet Switching
Document Summary
Chapter 7 telecommunications, the internet, and wireless technology. 7. 1 telecommunication and networking in today" bu ine world. Past: two types of networks- telephone and computer. Broadband wireless- voice and data communication are taking over broadband wireless platforms. Network interface cards (nic)- each computer on network has one. Network operating system (nos) routes and manages communication on the network and coordinates resources. Can be on every computer or be on one specific one. Dedicated server computer- computer on a network that performs important network functions for client computers. Eg. serving up web pages, storing data, storing os. Hub- simple devices that connect network components, sending a packet of data to all other connected devices. Switch- more information than hub; can filter and forward data to a specific destination on a. Routers- network devices that connect two or more networks. Keeps track of where you regularly send data. Software defined networking (sdn)- functions of switches and routers managed by a central program.