What is cloud telephony??? Technological revolutions are always a surprising outbreak in the industry. This has changed the industry dramatically with its ensuring new skills. In this article we are going to talk about one of the industrial revolution which created a massive change in the communication sector. Yes, the introduction of cloud technology. Cloud is believed to be invented in the 1960’s as a part of globalization with an aim to connect with people and data from anywhere at any time across the globe. During the late 1990’s cloud started gaining popularity among the organizations as they gained better understanding about its usefulness compared to the traditional model. PROBLEMS WITH THE TRADITIONAL MODEL Back then the organization used to invest money on buying the whole software. In order to maintain the software a data center was required within the organization. Also many IT experts were required for the proper functioning of data center. It was a real struggl...