prepare for the ccnp 642-801 bsci exam with the only cisco systems authorized self-study preparation book.master advanced routing techniques and practicesprepare for the new exam with the 200-plus question testing engine on cd-rom that includes simulation-based questionslearn ccnp, ccdp, and ccip routing topics with proven learning tools from the exam certification guide serieswith updated technology and testing content, ccnp bsci exam certification guide (ccnp self-study) provides exceptional tutorial learning and exam preparation on advanced routing techniques and practices. it matches all the objectives of the new 642-801 bsci exam launched in april 2003.written in smaller, easier to absorb chapters than previous exam certification guides, this book breaks down larger concepts into manageable blocks of learning. this, combined with other new learning elements and a complete rewriting of the material, make it even easier to comprehend and retain the large amount of learning required for this exam.as part of the ccnp, ccdp, and ccip certifications, routing is an important building block that all networking professionals must master. this book teaches and prepares candidates for this challenging professional-level exam with chapter quizzes, foundation reviews, in-depth topical learning materials, real-world case studies, and, the 200-plus question testing engine on the cd-rom included in the back of the book. this testing engine even includes simulation-based questions, just like on the actual exam.new coverage includes more on is-is (intermediate system-to-intermediate system), nat (network address translation), and a solid introduction to ipv6.