01:198:110 Lecture Notes - Lecture 7: Ieee 802, Wide Area Network, Local Area Network

• School: Rutgers University
• Department: Computer Science
• Course: 01:198:110
• Professor: Alan Belowich

Document Summary

Computer networks- collection of computers equipment that"s connected with wires, optical fibers, or wireless links so the various separate devices (nodes) can talk . Nodes- hardware devices connected to a network, router, Reduces costs as a result of resource sharing. World wide web - invented in switzerland around 1991. Ddos - distributed denial of service - multiple computers that are denying this server. Hacker access: directly or via logical ports. Within a small area such as a building or a campus. Covers a much larger geographic area, such as a state or a country. Public high-speed network with range of about 50 miles; covers a town or city. Ieee 802 refers to a family of ieee standards dealing with local area networks. How data is packaged into messages for sending and receiving. Http (s) - hypertext transfer protocol (scrambled) - data is being encrypted or. Standard of how connected computers send data.