You can make network diagrams and have them route packets around as if they were physical hardware. It's pretty awesome, even if it needs a UI overhaul for the 21st century.

Physical topology, including cabling diagram and cabling specifications. Hardware specifications, including stock-keeping units (SKUs) for switches, network interface cards (NICs) and graphics ...

The Oddest Place Josh Greene Has Scored a Client—and Other Network-Building Tips The AD100 designer shares his advice for early-career designers, the qualities he look for when hiring, and more ...

As a Security Writer, These Are My Best Tips for Setting Up Your VPN the Right Way Here's everything you need to know about choosing the right VPN and getting the most out of it.

VPNs aren't just for computers; your Android phone or tablet benefits, too. We've tested the top contenders to help you choose the best Android VPN for your needs.