This chapter covers the following topics, which you need to understand to pass the CCNP/CCDP/CCIP BSCI exam:
Variable-length subnet masks
This chapter reviews some of the fundamental concepts of IP addressing. After mastering its subtleties, you will be able to consider the network management power that results from careful design of the IP addressing scheme.
The discussion of IP addressing is fundamental to the rest of the topics covered within this book and will directly reflect questions on the exam. If you do not thoroughly understand the contents of this chapter, it is safe to say that it will be impossible to pass the exam. The entire BSCI exam is based on IP addressing. For this reason, IP addressing is reviewed thoroughly in this book.