Preface
The transformation of the mobile-phone has been one of the most profound innovations that we have witnessed over the past few years. It has morphed from simple voice communication equipment to an indispensable tool with a gamut of services. The steady stream of features and services deliver an experience beyond the basic two-way communication it evolved from. Interestingly, most of the experience we enjoy with the mobile-phone is only delivered by the device. A complex network, which works hard behind the scenes, is necessary to make this magic become real.
Over the years, the cellular network has evolved to provide the infrastructure enabling voice and data communications in a reliable and highly available service environment. The ...
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