Appendix D. Subnetting Practice

This appendix includes several sets of problems related to IP addressing and subnetting. The answer sections include not only the right answers, but also explanations of how the answers were found using the processes covered in the book. In particular, the answers show the steps as explained in Chapter 12, “IP Addressing and Subnetting,” of the CCENT/CCNA ICND1 Official Exam Certification Guide. (Chapter 12 is also included in the CCNA ICND2 Official Exam Certification Guide, on the CD-ROM, as Appendix H.) For additional help, Appendix E, “Subnetting Reference Pages,” summarizes the steps in individual reference pages (RP), so that you do not have to look around in ICND1 Chapter 12 (or ICND2 Appendix H) to find ...

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