In this video, day 4 of my free CCNA 200-301 complete course, you will learn how to use the Cisco IOS CLI (Command-Line Interface) to configure Cisco devices. In this FREE and COMPLETE CCNA 200-301 course you will find lecture videos covering all topics in Cisco official exam topics list, end-of-video quizzes to test your knowledge, flashcards to review, and practice labs to get hands-on experience.