Computer network (LAN or Network) to connect two or more systems (such as computers, laptops, and...) that the ability to transfer information between their own computer network is said to be.

data transmission can be by cable multimedia, cable, optical or wireless to be transferred.

the computer network facilitate communication among users and allow users their own resources to share.

a computer network permits sharing resources and information among devices connected to The gives. In the 60s, etc., the agency Advanced Research Projects (ARPA) Advanced Research Projects (ARPANET was) for the Ministry of defense of the United States of America secured. This is the first computer network in the world. the development of the network, from 1969, based on designs developed in the 60's began.