Do you like puzzles? Are you working towards CCNA, or the CCNP Switch exam? If so, today’s post can be an interesting challenge to help you review switch VLAN configuration, with a short lab exercise ...

Rick Cook learned programming on a computer with magnetic drum memory. Since then he's written thousands of articles on all aspects of computers and high technology — as well as several fantasy novels ...

What they do, why they're useful, and how to get started A virtual local area network is a logical subnetwork that groups a collection of devices from different physical LANs. Large business computer ...