CS330 Lecture Notes - Internet2, Internet Protocol Suite, Videotelephony

• School: University of Waterloo
• Department: Computer Science
• Course: CS330
• Professor: Christine Dupont

Document Summary

A network of networks: a collection of local, regional, national and international computer networks linked together to exchange data and information, uses tcp/ip and client/server architecture. Most homes and companies connect to the internet by subscribing to an internet service. Every device connected to the internet has a unique ip address. The domain name is the english-like name that corresponds to the unique ip address. You need to register (pay) to get a domain name. A domain name system (dns) translates domain names into ip addresses. File sharing: peer to peer (p2p) Virtual private networks: secure, encrypted network within a public network for sensitive transmissions. The internet is a global data communications system. It is a hardware and software infrastructure that provides connectivity between computers. A special application software called web browser is needed to access the web: microsoft internet explorer, firefox mozilla, opera, lynx,