When it comes to networking, Cisco is the single biggest supplier of hardware in the world. In other words, every aspiring network engineer needs to understand Cisco technology. One way to prove your ...

Cisco's free IoT and wireless sandbox gear lets you prototype smart-home connections, trace unexpected disconnects, and more.

Jim Duffy has been covering technology for over 28 years, 23 at Network World. He covers enterprise networking infrastructure, including routers and switches. He also writes The Cisco Connection blog ...