The advent of ubiquitous computing and the creation of new, powerful, efficient, portable computing devices have focused the importance of mobile and wireless networking. Mobile wireless communications and networking is an emerging technology that allows users to access information and services electronically at any time, regardless of their geographic positions. There are several aspects in which wireless communication has impacted humankind. Presently, many people rely on wireless technology to get things done, and a great deal of innovation has turned into making it possible to transmit mobile data that meets QoS (Quality of Service) criteria. Wireless technology operates on the notion of electromagnetic phenomena being sent and received. Microwaves, radio signals, and IR light all fall within the same set of bandwidths.