A new IT buzzword (that is, hot on the heels of the now fairly worn "cloud") is software-defined networking. Driven by the need for data center networks to be more agile and policy driven than ...

Virtual LANs (VLANs) allow the segmentation of a physical network into multiple logical networks. VLAN trunking is the process of transporting multiple VLANs over a single network link—typically ...

Question: When is a network switch not really a switch? Answer: When you’ve configured a Virtual LAN. Then it’s a router…sort of. Don’t worry. Your networking equipment doesn’t need psychotherapy. But ...

Have you been told that VLANs are the ultimate solution to your network woes? That they’ll magically secure your infrastructure, eliminate complexity, and solve all your traffic management headaches?