Network Fundamentals, CCNA Exploration Companion Guide is the official supplemental textbook for the Network Fundamentals course in the Cisco® Networking Academy® CCNA® Exploration curriculum version 4. The course, the first of four in the new curriculum, is based on a top-down approach to networking. The Companion Guide, written and edited by Networking Academy instructors, is designed as a portable desk reference to use anytime, anywhere. The book’s features reinforce the material in the course to help you focus on important concepts and organize your study time for exams. New and improved features help you study and succeed in this course: How To—Look for this icon to study the steps you need to learn to perform certain tasks. Packet Tracer Activities— Explore networking concepts in activities interspersed throughout some chapters using Packet Tracer v4.1 developed by Cisco. The products in this series support and complement the Cisco Networking Academy online curriculum.
