Microsoft released a substantially upgraded Windows Admin Center with build 2410. Microsoft has offset it as “v2”. You can read the release announcement on the Windows Admin Center blog. You can download Windows Admin Center from aka.ms/windowsadmincenter. This article explains how to fix a condition when you use a true PKI certificate and cannot access …
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While recording a podcast episode in the wake of the 2024 Crowdstrike Incident, I spoke briefly about the reactions I had seen from the technical community. At that moment, I realized that, even though many of us treat the terms “kernel”, “shell”, and “operating system” as 101 level, basic, simple concepts, we should not. You …
Continue reading “Kernels, Shells, and Operating Systems (Re)Visited”
When a company “deprecates” something, it means that they won’t put any more resources into developing it. They will usually continue to support it. Sometimes that support has a clear end date, sometimes it does not. As a fairly famous example, Microsoft deprecated the SNMP feature quite some time ago, but you can continue to …
Understand how PowerShell’s ValidateNotNullOrEmpty combined with default values can address the shortcomings of Mandatory parameters.
Hey sysadmins! Do you want to automate more, but get bogged down in the time and complexity of bulletproof PowerShell scripting? After a period of skepticism and reading a lot of negative opinions on Copilot, I finally decided to try it out for myself. I discovered that you can’t simply allow it to go off …
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Software licensing is a special form of awful that nearly rises to the frustration level of dealing with printers. Windows Server licensing pushes it even further. Virtual machine licensing in Windows Server takes it to an extreme. This topic has a lot to unpack, but I want to scope specifically down to the subtopic of …
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Gatekeeping is one of the worst ills of the technology world. Someone with no authority finds an arbitrary reason to tell you that you’re not a “real” something, or they use it to try to shame you. For reasons that I certainly can’t explain, many people in tech love jumping on the bandwagon and gatekeeping …
(Somewhat) jokingly, I have long said that a certain company famous for virtualization has set a goal of bankrupting all its customers as its victory condition. That company was recently purchased (again), and the new owners promptly set about trying to prove me correct with massive price increases. As part of their campaign to do …
[citationic] As with many of my articles, this one serves as a public “note to self” for a problem that I run into often enough to need to skip a lot of searching but not often enough to remember how to fix. I have set up a new Ubuntu server system and I want to …
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Scenario: You connect your Windows or Hyper-V system to a FiberChannel or iSCSI target device that supports multi-path I/O (MPIO). When you view Disk Management, it shows up twice (or more). You can bring one online, but any others show “Offline (The disk is offline because it has a redundant path with another device)”. The …
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