The role of network engineer is changing as companies undergo digital transformations. To keep pace with the changes, Cisco is refreshing its core routing and switching certification to ensure that ...

Routing got the early lead on switching thanks to Cisco, then the two technologies melded and evolved. It was the debate that separated Cisco from the pack and forever changed the enterprise network ...

Joel is an internationally recognized expert in the areas of security, networking and messaging. Follow him on X (formerly Twitter) @joelsnyder. If switching is critical to the enterprise, routing is ...

Data communication basics, Telephone, cellular, cable and computer networks, Layered network architectures, models, and protocols, Switching, routing, flow control ...