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Chapter 2 delves into the architecture of Next Generation Networks (NGNs), exploring its fundamental design principles, key components, and the transition from traditional networking paradigms. It highlights the importance of IP-based infrastructures, quality of service (QoS), and service delivery frameworks that support multimedia applications and real-time communications. By examining the layers of NGN architecture, this chapter provides insights into how NGNs enhance flexibility, scalability, and efficiency in modern telecommunications.
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