1.3.7 The internet is bringing the world together
Although there are benefits to using a LAN or WAN, most individuals need to communicate with a resource on another network. This network may be outside of the local network. This communication is achieved using the internet.
The internet is not owned by any individual or group. The internet is a worldwide collection of interconnected networks (internetworks or internet for short), cooperating with each other to exchange information using common standards. Through telephone wires, fibre optic cables, wireless transmissions, and satellite links, internet users can exchange information in a variety of forms, as shown in the figure.