WORLD'S LARGEST INTERNET WORK, CONNECTING THOUSANDS OF THE NETWORKS RUNS DISSIMILAR PROTOCOLS AND TOO SUPPORTING DISSIMILAR FUNCTIONS OR APPLICATIONS.

Internet term used to refer to worlds largest internet work , connecting thousands of networks world wide and having a culture based on the simplicity, research and standardisation based on the real life use may be called as internet. Much of today's leading-edge -networking technology coming from the internet community and the internet evolved from ARPANET . Using tools and techniques developed for the internet in a closed network exclusively for an organisation informations by means of the free access to the internet may be called intranet.A collection of the networks interconnected by the routes that functions as a single net work may be called inter-network  .Internet protocol that contains addressing informations and some control of the information to be routed may be called IP .Interface is a connection between the two systems or devices ,in routing the terminology a network connection.Also the boundary between adjacent lines of the OSI model .In telephony ,a shared boundary defined by common physical interconnection characteristics,signal characteristics and meanings of the interchanged signals ,A network consisting of dissimilar devices that runs dissimilar protocols and in many cases support dissimilar functions or applications is called heterogeneous net work.