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CCNP BSCI Official Exam Certification Guide Fourth Edition Master all 642-901 exam topics with the official study guide Assess your knowledge with chapter-opening quizzes Review key concepts with foundation summaries Practice with hundreds of exam questions on the CD-ROM Brent D. Stewart Clare Gough, CCIE® No. 2893 CCNP BSCI Official Exam Certification Guide , Fourth Edition, is a best of breed Cisco® exam study guide that focuses specifically on the objectives for the BSCI exam. Successfully passing the BSCI 642-901 exam certifies that you have the knowledge and skills necessary to use advanced IP addressing and routing in implementing scalability for Cisco integrated services routers (ISR) connected to LANs and WANs. CCNP BSCI Official Exam Certification Guide , Fourth Edition, follows a logical organization of the CCNP® BSCI exam objectives. Material is presented in a concise manner, focusing on increasing readers' retention and recall of exam topics. “Do I Know This Already?” quizzes open each chapter and allow you to determine how much time you need to spend on each section. Exam topic lists and Foundation Summary tables make referencing easy and give you a quick refresher whenever you need it. Scenario-based exercises help you think about exam objectives in real-world situations, thus increasing recall during exam time. Challenging chapter-ending review questions help you assess your knowledge and reinforce key concepts. The companion CD-ROM contains a powerful testing engine that allows you to focus on individual topic areas or take complete, timed exams. The assessment engine also tracks your performance and provides feedback on a module-by-module basis, presenting question-by-question remediation to the text. Well regarded for its level of detail, assessment features, and challenging review questions and exercises, this book helps you master the concepts and techniques that will enable you to succeed on the exam the first time. Brent D. Stewart, CCNP and certified Cisco instructor, is a network administrator at CommScope, where he focuses on the design and implementation of an international IP network. Brent has worked in fiber-optic manufacturing R&D and as a network consultant. Clare Gough, CCIE® No. 2893, is an instructor and a consultant with more than 18 years of practical experience in computer networking. The official study guide helps you master all the topics on the CCNP BSCI exam, including Essential routing principles for d...