Book excerpt: This complete learning package gives students a single source for authoritative preparation for Microsoft's challenging MCSE exam on Windows 2000 Network Infrastructure Design (70-221). The authors present a systematic review of every key topic covered on the exam, including: mapping network infrastructure design to business and technical requirements; network infrastructure elements and topology; routing; IP addressing; name resolution and DNS; virtual private networks; remote access; WANs; designing networks for easier implementation and management; and more. The authoring team is made up of industry-leading Windows 2000 consultants and trainers, and all content in this book has been reviewed for both technical accuracy and clarity by a team of industry experts. The authors reinforce their comprehensive coverage with an extensive collection of exam tips, study strategies, and case studies; review exercises in every chapter; as well as a complete practice exam. The accompanying CD-ROM contains 150 additional test questions delivered via the proven ExamGear testing software; as well as a complete electronic copy of the book, enabling you to study anywhere you can bring a notebook computer. The entire package is supported by Que's superior certification Web site.