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Instructor Kelly Handerhan continues the discussion about ways to separate trusted and untrusted networks, focusing on the advantages of using VLANs versus routers. A VLAN: is the concept of creating multiple broadcast domains (subnets) on a single switch. Important points to remember:
- A VLAN is much cheaper than a router
- A VLAN is much easier to configure than a router
- A VLAN will provide the same isolation as a router
- VLANs are often implemented on a layer 3 switch