Network World | From the data center to the edge
WEB6 days ago · Network World provides news and analysis of enterprise data center technologies, including networking, storage, servers and virtualization.
What is the OSI model? How to explain and remember its 7 layers
WEBThe layers, and what they represent, are as follows: Layer 7: Application. The Application Layer in the OSI model is the layer that is the “closest to the end user”.
What is MPLS, and why isn’t it dead yet? | Network World
WEBThe benefits of MPLS are scalability, performance, better bandwidth utilization, reduced network congestion and a better end-user experience. MPLS itself does not provide encryption, but it is a ...
What is a virtual machine, and why are they so useful?
WEBMay 3, 2024 · A virtual machine (VM) is software that runs programs or applications without being tied to a physical machine. In a VM instance, one or more guest machines can run on a host computer. Each VM has ...
What is a network switch and how does it work?
WEBApr 11, 2024 · A network switch is a physical device that operates at the Data Link layer of the Open Systems Interconnection (OSI) model — Layer 2. It takes in packets sent by devices that are connected to ...
What is a VLAN and how does it work? - Network World
WEBMay 25, 2022 · A VLAN is a logical subnetwork of devices in a broadcast domain that is partitioned by network switches and/or network management software to act as its own distinct LAN. Switches that support ...
What is a WAN? Wide-area network definition and examples
WEBAug 1, 2022 · At its core, a WAN is a network of networks. The Internet itself is a giant WAN, and how you connect to it can be as diverse as through an Ethernet cable, coaxial cable, or a cellular radio signal ...
News - Network World
WEBNetwork World reports on the most significant news for IT leaders looking to build modern data centers. Trust it for the latest on networking, storage, servers and virtualization.
What is IoT? The internet of things explained | Network World
WEBFeb 27, 2024 · Credit: Thinkstock. The internet of things (IoT) is a catch-all term for the growing number of electronics that aren’t traditional computing devices, but are connected to the internet to send ...
DNS explained: How the Domain Name System works - Network …
WEBThe Domain Name System (DNS) is one of the foundations of the internet, working in the background to match the names of web sites that people type into a search box with the corresponding IP ...