Category Archives: Lab Infrastructure

Cannot configure identity source due to Type or value exists.

On vCenter Server 7.0u3p (aka 7.0.3.01800), I recently experienced an error “Cannot configure identity source due to Type or value exists.” when configuring Active Directory over LDAPS. The issue was caused by a duplicate certificate, but that fact was not … Continue reading

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vSphere ESXi Host Certificate Status Alarm bulk resolution

In the vSphere UI, some hosts will occasionally trigger an alarm of “ESXi Host Certificate Status”. VMware Skyline has a finding for this issue as well — vSphere-HostCertStatusAlarm. The resolution is typically straightforward, right click the host > certificates > … Continue reading

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Unlocking Seamless Connectivity with Tailscale

I may bit a bit late to the party, but I recently found out about Tailscale. I was looking for a remote access solution for my lab, which is behind my ISPs Carrier Grade NAT (CGNAT). This means I don’t … Continue reading

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Jenkins & Java Upgrade on Windows

One service that I use quite frequently in my lab is Jenkins. I have this running on a Windows VM and have a variety of tasks that run from there, some on a scheduled and others consumed by web hooks. … Continue reading

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Keeping pihole up to date with Aria Automation Config

I’ve recently begun keeping components of my lab up to date using Aria Automation Config. I’ve scheduled a daily job to inventory Linux packages that need updated and a weekly task to update Linux VMs and reboot if necessary. Both … Continue reading

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