This post will demonstrate how to remove dangling certificates straight from the IGEL UMS’ database - embedded or otherwise. Symptoms Web certificates in IGEL UMS seem to not support critical e...

A year after passing one’s first VMware Certified Professional - VMware Cloud Foundation (VCP-VCF) certification exam valid for VMUG Advantage home lab licensing, a refresher exam must be taken. ...

One of the iSCSI targets in my homelab began to not automatically reconnect after reboots, for unknown reason(s). This quick-tip post shows how to remedy it. Symptoms After the latest Patch ...

It’s conference season soon, and 2026 is promising to be the Powershell- and EUC year of the decade! This post is about digital and in-person events I’m either attending or that’s looking exceeding...

I learnt about the looming support for DNS over HTTPS (DoH) during last year’s Windows Server pre-day at Microsoft Ignite, which was bustling with exciting, security-oriented news. I’ll demonstrate...

Even with a signed certificate from my lab’s Certificate Authority, Horizon Client showed an untrusted, insecure Horizon connection on IGEL OS and Red Hat Enterprise Linux. The same certificate was...

Red Hat Image Mode was announced last year at Summit 2025 in Boston and is something I’ve been wanting to unpack in a blog. In this article I’ll demonstrate a truly immutable workstation that can b...

My two Azure Local clusters on version 2510 - one local identity-based and the other using rack aware clustering - needed to be upgraded, and I figured it was sensible to do so before 2602 rolls ar...

Certifications represent the natural culminations of having worked with a technology conscientiously. Read on to see my 2026 goals, and suggestions to develop a multi-functional skillset that behoo...

Cisco Live was held in three different cities throughout 2025 - in Amsterdam, San Diego and Australia. Here are my favorite automation- and IaC-related presentations from the Amsterdam rendition, a...