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Author Archives: brian.wuchner
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
Posted in Lab Infrastructure, Virtualization
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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
Posted in Lab Infrastructure, Scripting, Virtualization
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Testing Syslog from the command line
From time to time it is helpful to be able to send a syslog message to confirm that things are working correctly — firewall ports are open, nothing is filtering out the traffic in line, including a timestamp in the … Continue reading
Posted in Scripting
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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
Posted in Lab Infrastructure, Virtualization
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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
Posted in Lab Infrastructure, Scripting
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