@layer8society: How VPN Tunnels Actually Work (IPsec Explained) 🔒 IPsec (Internet Protocol Security) is one of the most important technologies used to secure VPN connections and protect network traffic. In this step-by-step guide, Packet explains: ✅ What IPsec is ✅ Transport Mode vs Tunnel Mode ✅ AH vs ESP ✅ IKE Phase 1 and Phase 2 ✅ Security Associations (SA) ✅ How VPN tunnels are established ✅ Best practices for secure deployments Whether you're studying for CCNA, CCNP, Network+, or working as a Network Engineer, this guide will help you understand IPsec in a simple and practical way. 🔐 Learn networking step-by-step with Packet! #networkengineer #ipsec #vpn #ccna #ccnp #networking

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Friday 29 May 2026 19:09:03 GMT