Introduction

Welcome to third major iteration of the CCNP certification! In the spring of 2006, Cisco Press came to me and told me, albeit quietly, that there was going to be a major revision of the CCNP certification exams. They then asked whether I would be interested in working on a command guide in the same fashion as my previous books for Cisco Press: the Cisco Networking Academy Program CCNA Command Quick Reference, and the CCNA Portable Command Guide. The original idea was to create a single-volume command summary for all four of the new CCNP exams. However, early on in my research, I quickly discovered that there was far too much information in the four exams to create a single volume—that would have resulted in a book that was neither ...

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