Calling is the most widely used tool of communication, ever since its inception. It works as the most excellent connection between two parties. Most of the business activities depend on this instrument for serving the purpose of delivering information and exchanging ideas. Call conference technology has added comfort of connecting more than two people to a call. Conference calls happen to be the most modernized way of getting linked. It has been modified over the years and one can even share files while communicating on a conference call. Not only this, but video conferencing is another major achievement of call conference technology.