This revised edition of the best-selling Network+ Study Guide was developed to meet the exacting requirements of today's certification candidates. In addition to the focused and accessible instructional approach that has earned Sybex the reputation as the leading publisher for certification self-study guides, this book provides: •Clear and concise information on networking essentials. •Practical examples and insights drawn from real-world experience. •Leading-edge exam preparation software, including a test engine and electronic flashcards. You'll also find authoritative coverage of key exam topics, including: •Media and Topologies •Protocols and Standards •Network Implementation •Network Support. Reviewed and approved as CompTIA Authorized Quality Curriculum (CAQC), this book provides numerous study advantages with CAQC materials, including coverage of all exam objectives, implementation of important instructional design principles, and instructional reviews that help students assess their learning comprehension and readiness for the exam.