Introducing Routing and Switching in the Enterprise‎,‎ CCNA Discovery Learning Guide is the official supplemental textbook for the Introducing Routing and Switching in the Enterprise course in the Cisco‎(‎R‎)‎ Networking Academy‎(‎R‎)‎ CCNA‎(‎R‎)‎ Discovery curriculum version 4‎.‎ The course‎,‎ the third of four in the new curriculum‎,‎ familiarizes you with the equipment applications and protocols installed in enterprise networks‎,‎ with a focus on switched networks‎,‎ IP Telephony requirements‎,‎ and security‎.‎ It also introduces advanced routing protocols such as Enhanced Interior Gateway Routing Protocol ‎(‎EIGRP‎)‎ and Open Shortest Path First ‎(‎OSPF‎)‎ Protocol‎.‎ Hands‎-on exercises include configuration‎,‎ installation‎,‎ and troubleshooting‎.‎ The Learning Guide‎,‎ written and edited by instructors‎,‎ is designed as a portable desk reference to use anytime‎,‎ anywhere to reinforce the material from the course and organize your time‎.‎ The Learning Guide‎'‎s features help you focus on important concepts to succeed in this course‎:‎ Chapter Objectives‎-Review core concepts by answering the focus questions listed at the beginning of each chapter‎.‎ * Key Terms‎-Refer to the lists of networking vocabulary introduced and highlighted in context in each chapter‎.‎ The Glossary defines each key term‎.‎ * Summary of Activities and Labs‎-Maximize your study time with this complete list of all associated exercises at the end of each chapter‎.‎ * Check Your Understanding‎-Evaluate your readiness with the end‎-of‎-chapter questions that match the style of questions