New thinking and practical technical perspectives
Cat6 and Cat7 are not interchangeable promises of a particular connection speed. A network’s real throughput depends on the Ethernet standard, switch…
Read articleWhen it comes to Wi-Fi performance, channel width plays a much bigger role than most people realize. It directly affects how much…
Read articleUnderstanding how networks function at a foundational level requires a clear grasp of the lower layers of the OSI model. Layers 1…
Read articleA Wide Area Network is designed to connect computers and networks across vast geographical distances. It can span regions, countries, or even…
Read articleTo simplify the complex naming of 802.11 standards, the Wi-Fi Alliance introduced easy-to-understand generation labels such as Wi-Fi 4, Wi-Fi 5, Wi-Fi…
Read articleProject+ is designed for the person doing the work Project management is not limited to employees with “project manager” on their business…
Read articleWhy Server+ is about operating a service, not naming components CompTIA Server+ addresses the broad work of installing, managing, troubleshooting and protecting…
Read articleMicrosoft has scheduled the MS-102 exam for retirement on 30 November 2026. That is a deadline for the exam—not evidence that the…
Read articleEnterprise wireless networks fail in ways that ordinary wired-network diagrams do not fully explain. A user may keep a strong signal while…
Read articleMicrosoft retired the AZ-500 Azure Security Engineer Associate exam on August 31, 2026. The exam can no longer be scheduled, so references…
Read articleThe Microsoft Azure IoT Developer Specialty certification and its AZ-220 exam are part of Azure certification history. Microsoft retired AZ-220 on July…
Read articleA first cloud certification can be useful, but it should help someone understand actual cloud decisions rather than simply collect a new…
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