
In this video, we break down the basics of Access Control Lists (ACLs) for the Cisco CCNA 200-301 exam. You'll learn what ACLs are, how they work on Cisco routers, and how to use them to control traffic and improve network security.
We cover:
What are ACLs in networking
How ACLs work behind the scenes
Standard vs Extended ACLs (with real-world examples)
Where and how to apply ACLs
Common configuration mistakes
Tips for the CCNA exam
Whether you're just starting your CCNA journey or need a solid review of ACL fundamentals, this video will help you understand one of the most important topics in network security.
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In this video, we cover Standard IPv4 Access Control Lists (ACLs)—a key topic for the CCNA 200-301 exam. You'll learn how standard ACLs work, where to apply them, and how to configure and verify them on Cisco routers. We focus on filtering traffic based on source IP addresses only. Real-world configuration example and command-line walkthroughs are included to help reinforce your understanding.
Master Extended IPv4 ACLs for Cisco CCNA 200-301!
In this video, we break down Extended IPv4 Access Control Lists (ACLs)—what they are, how they work, and how to configure them on Cisco routers. Learn how to filter traffic based on source, destination IP, and port numbers with real-world configuration examples. Perfect for CCNA candidates looking to ace the Access Control Lists portion of the exam!
In this CCNA 200-301 video, I dive into Named ACLs — showing you why they're more flexible than traditional numbered ACLs. I also explain sequence numbers and how they make editing ACLs faster and easier without having to rebuild them. A must-know skill for anyone preparing for the CCNA exam!
In this CCNA 200-301 video, I explain important security terms: threats, vulnerabilities, exploits, and mitigation techniques. This video focuses on understanding the basic definitions you need to know for the exam and for building a strong foundation in network security.
This engaging training video highlights the critical role employees play in cybersecurity. Through realistic workplace scenarios and clear visuals, it explores key statistics on human error, demonstrates common user mistakes like phishing and weak passwords, and emphasizes the importance of user awareness, regular training, and physical access control. Ideal for onboarding, compliance, or refresher training, this video empowers staff to become the first line of defense in securing your organization.
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Learn how to secure your network using Port Security on Cisco switches—an essential topic for the CCNA 200-301 exam. This video covers how switches learn MAC addresses, what happens when unauthorized devices connect, the different violation modes, and how to configure and verify Port Security step-by-step. Perfect for CCNA students and anyone looking to improve their Layer 2 security knowledge.
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Protect your network from ARP spoofing attacks using Cisco's Dynamic ARP Inspection (DAI). In this video, we break down how DAI works, why it's important, and how to configure it step-by-step using Cisco IOS commands. You'll also learn how DAI interacts with DHCP snooping and how to verify it's working correctly. Perfect for anyone preparing for the CCNA 200-301 exam or securing a Layer 2 network.
This course is designed to give CCNA 200-301 candidates and networking professionals the essential knowledge and hands-on skills required to secure Cisco networks. Security is one of the most critical aspects of networking, and in this course, you will learn both the concepts and the configurations that will help you protect modern infrastructures.
We begin with Access Control Lists (ACLs), a foundational security tool used to filter traffic and enforce policies. You’ll start with the basics before moving on to configuring IPv4 Standard ACLs, Extended ACLs, and Named ACLs, learning when and how to apply each type effectively.
From there, the course covers security concepts and programs, giving you insight into how organizations build layered defense strategies and implement security frameworks. You’ll also learn about implementing a strong password policy, one of the simplest yet most effective security measures.
Next, we introduce Virtual Private Networks (VPNs), showing you how they protect data in transit and provide secure remote access. We then focus on switch security, covering critical features like Port Security to control device access, DHCP Snooping to prevent rogue DHCP servers, and Dynamic ARP Inspection (DAI) to stop spoofing attacks at Layer 2.
Every video includes step-by-step configurations, verification commands, and troubleshooting demonstrations, giving you practical experience alongside theoretical understanding.
By the end of this course, you will be confident in your ability to configure, verify, and secure Cisco devices using industry best practices — while also preparing yourself to tackle the CCNA 200-301 exam with confidence.