Thanks to all the great folks at Cisco Press, especially Brett Bartow, for their commitment to make this the best book it can be. You guys are totally professional and are a huge asset to Cisco learners everywhere.

My family deserves tremendous credit and acknowledgment for this book. It’s a tough balancing be a husband, a father, and an author. Family is definitely number one for me, and if I thought my hours of writing would hurt my family, then I would walk away from the keyboard. Fortunately, though, I am blessed with inexplicable support from my beautiful wife, Vivian, and two amazing daughters, Sabrina and Stacie. And speaking of being blessed, I thank God and His Son Jesus Christ for having a personal relationship ...

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