We have witnessed so many radical revolutions in the area of telecommunications that has allowed us to cross the boundaries of time and distance. But the communication really has seen the advancement is through the induction of IP telephony (Internet Protocol telephony) that allows to carry the multimedia stream over the IP-based network on which the video, voice and data can be transferred to the user in a dependable way.  The communication is provided over an IP-based network via Internet using the open standards-based Voice over Internet Protocol (VOIP).