CCNA 200-301 Version 1.1: Unit 6

This course is designed to give you a solid understanding of key security concepts, the importance of strong security programs, and how to implement effective security policies. You'll learn about Virtual Private Networks (VPNs) and Access Control Lists (ACLs) to improve your network's security. Get hands-on experience with Layer 2 security features like DHCP snooping and Dynamic ARP Inspection through practical CLI lab exercises. The course also covers the AAA framework—Authentication, Authorization, and Accounting—so you can manage secure network access.