What is the OSI model? How to explain and remember its 7 layers
The 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”.
10 free, must-have tools for network admins that are Windows 10 …
Dec 4, 2018 · Networking tools for Windows are typically command-line programs or desktop applications. Under Windows 10, there’s a third format: apps that you download from the online Microsoft Store.
What is MU-MIMO, and why is it essential for Wi-Fi 6 and 6E?
Mar 3, 2022 · The technology is now recognized as a major part of the Wi-Fi 6 (802.11ax) protocol, which emerged from the 802.11ac protocol.Standards older than 802.11ac (such as 802.11b, g and n) do not ...
Chapter 1: Windows Server 2008 R2 Technology Primer
Dec 22, 2009 · Self-Healing NTFS. One of the new embedded technologies in Windows Server 2008 and Windows Server 2008 R2 is self-healing NTFS. Effectively, the operating system has a worker thread that runs in ...
Single-core vs. multi-core CPUs - Network World
Sep 23, 2022 · Per-core pricing. These very large chips are typically used to run multi-teneant workloads, including containers and virtual maches, said Patrick Kennedy, president and editor of Serve The Home ...
802.1X: What you need to know about this LAN-authentication …
Apr 28, 2021 · The IEEE 802.1X standard allows network switches and access points to hand off device authentication to a specialized server so it can be managed and updated centrally.
What is a network switch and how does it work?
Apr 11, 2024 · A hub differs from a switch in that packets sent from one of the connected devices are broadcast to all of the devices that are connected to the hub.
MTU size issues, fragmentation, and jumbo frames - Network World
Oct 20, 2021 · Switch7K# ping 192.168.10.1 packet-size 9216 c 10. On a Cisco IOS XR device the command would be: RP/0/RP0/CPU0:Router1#ping 192.168.10.1 size 1500 donnotfrag
What are data centers? How they work and how they are changing …
Aug 25, 2022 · A data center is the physical facility providing the compute power to run applications, the storage capabilities to process data, and the networking to connect employees with the resources needed ...
DNS explained: How the Domain Name System works
The Domain Name System (DNS), one of the foundations of the internet, resolves the names of internet sites with their underlying IP addresses, adding efficiency and security in the process.