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”.
What is IoT? The internet of things explained | Network World
Feb 27, 2024 — Similarly, in the enterprise world, everything is becoming internet-connected. Popular use cases include security cameras, connected fleets, workplace safety management, health tracking, supply ...
What is a VLAN and how does it work? - Network World
May 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 virtual machine, and why are they so useful?
May 3, 2024 — System VMs rely on hypervisors as a go-between that give software access to the hardware resources. The hypervisor emulates the computer’s CPU, memory, hard disk, network and other hardware ...
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.
802.1X: What you need to know about this LAN-authentication …
Apr 28, 2021 — Although the standard’s name might remind you of the IEEE 802.11 standards that make up Wi-Fi, 802.1X dates from the old day of all-wired networking and today is used to secure both wired and ...
IPv6: How to configure static and DHCP IP addressing and deal …
Jan 29, 2021 — Key IPv6 addressing concepts. IPv6 addressing within a network has a few major differences from IPv4. With IPv4 certain address ranges are reserved for private networks (such as 10.0.0.0/8 or 192 ...
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.
What is beamforming and how does it make wireless better?
Mar 14, 2022 — The mathematics behind beamforming is very complex (the Math Encounters blog has an introduction, if you want a taste), but the application of beamforming techniques is not new. Any form of energy ...
Linux operators: Using |, >, >>, &, &&, !, =, () and many more
Jul 11, 2024 — Some of the most convenient ‘tricks’ on Linux depend on the use of a handful of special characters. This post looks at a number of command operators on Linux and shows how they work.