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”.
DNS explained: How the Domain Name System works
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 ...
What is IPv6, and why is adoption taking so long? - Network World
WEBApr 1, 2024 · As of March 2022, according to Google, the IPv6 adoption rate globally is around 34%, but in the U.S. it’s at about 46%. Carrier networks and ISPs have been the first group to start deploying ...
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 ...
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 Ethernet? History, evolution and roadmap - Network World
WEBApr 18, 2022 · The Ethernet protocol connects LANs, WANs, Internet, cloud, IoT devices, Wi-Fi systems into one seamless global communications network. Ethernet is one of the original networking technologies ...
MTU size issues, fragmentation, and jumbo frames - Network World
WEBOct 20, 2021 · To configure the jumbo frame MTU size on a Cisco IOS device, just enter the MTU command on the interface configuration like this: Router (config)# interface GigabitEthernet 4/1. Router (config-if ...
IPv6: How to configure static and DHCP IP addressing and deal …
WEBJan 29, 2021 · In Settings go to Network & Internet and click the Properties button for the interface you wish to configure. Click the Edit button under IP settings, change the configuration type to Manual ...
802.11x: Wi-Fi standards and speeds explained | Network World
WEBThe big news in wireless is the expected ratification of Wi-Fi 7 (802.11be) by the IEEE standards body early this year. Some vendors are already shipping pre-standard Wi-Fi 7 gear, and the Wi-Fi ...
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 ...