VLAN 1 is on every switch, can't be deleted, and you're told never to use it. So why does it exist? In this video, I explain why VLAN 1 is hardcoded into Cisco switches, why it's a security risk, and exactly what you should do about it. 🔥 What You'll Learn: • Why VLAN 1 cannot be deleted from any switch • The real reason VLAN 1 exists (it's not what you think) • Security risks of VLAN 1 and how attackers exploit it • Step-by-step best practices to secure VLAN 1 • Real switch configuration examples you can use today ⏱️ Timestamps: 00:00 - The VLAN 1 Mystery 01:24 - What Makes VLAN 1 Special 02:58 - Why VLAN 1 Was Designed This Way 03:30 - Security Risks of VLAN 1 04:34 - How to Secure VLAN 1 (Best Practices) 05:45 - Live Switch Configuration Demo 06:13 - Final Thoughts & Next Steps 🎯 Perfect for: ✅ CCNA students studying VLANs ✅ Network engineers securing their infrastructure ✅ IT professionals learning network security ✅ Anyone curious about how switches actually work 📚 Related Topics Covered: #VLAN #CCNA #NetworkSecurity #CiscoNetworking #NetworkEngineering #VLANSecurity #SwitchConfiguration #ITCertification #NetworkingBasics #CyberSecurity 💬 Have questions about VLANs or network security? Drop them in the comments below! 🔔 Subscribe for weekly networking tutorials that make complex topics simple and exciting: @Adjacentnode --- About This Channel: I'm a network engineer with 15+ years of experience, and I'm passionate about making networking accessible and exciting for everyone. Whether you're studying for your CCNA, working in IT, or just curious about how the internet works, I break down complex networking concepts into simple, practical explanations. 📧 Business Inquiries: kevin@ 🌐 Website: --- DISCLAIMER: All configurations shown are for educational purposes. Always test in a lab environment before implementing in production networks. #ccna #LearnNetworking #VLANTutorial #CiscoSwitch #NetworkAdmin #ITTraining #TechEducation #NetworkingCareer