An overwhelming development has taken place in voice and data communication over the last 20 years as the industry evolved from fixed to mobile and wireless communication. This development is supported with new technologies and evolving networks from the first generation(1G), 2G, 3G, and fourth generation (4G) mobile wireless communications. During this evolution and revolution in telecommunications, the industry also changed from circuit switched networks to packet switched networks in 3G. Hence the planning of telecommunication networks has equally changed significantly.

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