Computer NetworkDarshan A. Patel

LAN (Local Area Network)

A network of computers that are in the same physical location, such as home or building

Usually connected using EthernetA standard on how computers communicate over a shared media (cable)

Old: BNC connector for coaxial cable

New: RJ45 for twisted pair cable

A LAN spans a large geographic area, such as connections between cities

LAN (Local Area Network)

Network Topology refers to the shape of a network, or the network's layout. How different nodes in a network are connected to each other and how they communicate are determined by the network's topology.

There are three basic topologies:

StarStar

WAN (Wide Area Network)

A Wide Area Network exist over a large area

Data travels through telephone or cable lines

Usually requires a Modem

The world’s largest Wide Area Network in the Internet

MAN (metropolitan Area Network)

Network in a City is call MAN (Metropolitan Area Network)

CAN (Campus Area Network)

A campus area network (CAN) is a network of multiple interconnected local area networks (LAN) in a limited geographical area. A CAN is smaller than a wide area network (WAN) or metropolitan area network (MAN)

PAN (Personal Area Network)

It is a computer network used for data transmission among devices such as computers, telephones and personal digital assistants.