A networkNetwork In computer language, the term network defines a set of hardware and software devices which, when linked together, enable the exchange and sharing of resources, data or information. In a computer network, the devices that generate, route and terminate data are called network nodes. device that routes data packets between different networks or between sub-networks of the same network. Large carrier routers establish the traffic paths on the InternetInternet The word comes from the fusion of the English terms international and net, i.e. international network. This term refers to the worldwide computer network that users all over the world can access via a computer to transmit and share data and information. backboneBackbone This term refers to a very high-speed network that connects other networks. For example, the Open Fiber backbone connects the cities covered by the service. Another example are Internet backbones that connect national networks and allow users in each country to see any site located in another part of the world., while the more familiar home routers merely exchange packets between the home network and the Operator’s network, which in turn feeds into the worldwide Internet.