This book is for any professional who needs to understand the convergence of telecommunications industry structure, structure of telephone networks and services, and equipment involved.With grow a variety of networks and technologies now on offer it is inevitable that convergence will take place between several different, network services and products. For example, cell phones can offer data services, wireless broadband connection to the laptop will allow VOIP calls from the base; users can have the option to 'mobile convergence' that can be used on the ground when at home or business, but that could be used as a mobile moment move, and so forth.