Class 04 – How to Create an VLAN Interface on FortiGate in Tamil | FortiGate Training Series

In this video, I’ll show you how to set up VLANs on a Cisco Layer 2 switch and connect them to a FortiGate firewall for secure inter-VLAN routing. It’s all built step by step in PNETLab. 📌 What you’ll learn: ✅ What a VLAN is and why every network needs one (explained simply) ✅ Creating and naming VLANs on a Cisco switch ✅ Access ports vs trunk ports (802.1Q tagging) ✅ Configuring a trunk to the FortiGate firewall ✅ FortiGate VLAN sub-interfaces (router on a stick) ✅ Firewall policies to control traffic between departments