A tutorial on the Open Systems Interconnection (OSI) networking reference model plus tips on how to memorize the seven layers.| Network World
The Ethernet protocol connects LANs, WANs, Internet, cloud, IoT devices, Wi-Fi systems into one seamless global communications network.| Network World
Switches connect network segments, providing full-duplex communication, valuable network performance data and efficient use of network bandwidth.| Network World
The ubiquitous wireless technology Wi-Fi has become indispensable for home networking, public internet connectivity, supporting the IoT and much more.| Network World
Software-defined networking (SDN) established a foothold in cloud computing, intent-based networking, and network security, with Cisco, VMware, Juniper and others leading the charge.| Network World
A glossary of essential networking terms with links to in-depth articles.| Network World
Software-defined wide area networks, a software approach managing wide-area networks, offers ease of deployment, central manageability and reduced costs, and can improve connectivity to branch offices and the cloud.| Network World