In the heart of a futuristic metropolis, where skyscrapers pulse with digital life and autonomous drones hum through the air, a Beyond 5G (B5G) network orchestrates a symphony of connectivity. It’s 2025, and the city’s infrastructure is alive with the intelligence of generative artificial intelligence (GenAI) and large language models (LLMs), seamlessly integrated into every node, from edge devices to core data centers. This is no ordinary network, it’s an AI-native ecosystem, where algorithms don’t just transmit data but anticipate needs, resolve conflicts, and fortify defenses in real time. The streets below buzz with smart vehicles navigating with split-second precision, while factories churn out goods optimized by local AI inferences, and citizens interact with a metaverse powered by ultralow-latency communications. This book has charted the technical innovations driving this transformation, weaving together advancements in edge computing, security, orchestration, and analytics to paint a vision of B5G and 6G networks as the backbone of a smarter, more connected world. Let us step into this landscape as a technical story, an epic of silicon, algorithms, and human ingenuity converging to redefine the future of telecommunications.