Learn about extended Access Control Lists (ACLs) in this comprehensive video from the CCNA 200-301 course. Explore numbered ACLs with subcommands, advantages of named ACL configuration mode, and ACL resequencing. Discover how to match based on protocol, source/destination IP, and TCP/UDP port numbers. Practice creating extended ACL entries and examine a detailed example. Test your knowledge with five quizzes and gain insights into the Boson ExSim practice exam.