When I started this project, I had two requirements and I strived throughout the book to balance both of them. My first requirement comes from being an instructor and consultant for 10 years now. In that time, I have found a consistent void with most of my students and clients. It is not that clients are unwilling to implement new technologies. It is not that students are unable to learn about new technologies. The void is between those two. You learn about new technologies, but often the knowledge you gain does not provide a solid understanding of where in the network the new technology resides. You get design models, learn commands to turn features on and off, but you don't know where to locate the device or why to implement a ...

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