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内容説明 Prepare for the new CCNP 642-831 CIT Exam with the official test preparation guideLearn the troubleshooting and support topics for the new Cisco CCNP 642-831 CIT exam with the only official preparation bookPractice with more than 200 test questions， including simulation-based questions on the enclosed CD-ROMPrepare for the CCNP CIT exam with proven learning tools from the No. 1 selling Exam Certification Guide Series from Cisco PressCCNP CIT Exam Certification Guide (CCNP Self-Study) is a comprehensive study tool for preparing for the new CCNP 642-831 CIT exam. This book is the second edition of the best-selling preparation title for the CCNP CIT exam from Cisco Press， also authored by Amir Ranjbar.Comprehensive coverage of all exam topics ensures readers will arrive at a complete understanding of what they need to master to succeed on the exam. This book follows a logical organization of the CCNP CIT exam objectives， and is written in a modular， small-chapter format that breaks the elements into easy-to-absorb parts. It also contains the other valuable learning elements of an Exam Certification Guide from Cisco Press that ensure concept comprehension and retention. These include pre- and post-chapter quizzes， foundational review sections， scenario-based exercises， and a CD-ROM testing engine with more than 200 questions， including simulation-based questions like on the actual exam.The organization of this edition has been radically altered to align with the new CIT objectives that focus on troubleshooting methodologies to resolve problems at the Physical， Data Link， Network， Transport， and Application layers of the OSI Model.

洋書 ≫ Computers & Technology ≫ Networking