Author: Piotr Tarnawski

Welcome to my blog! My name is Piotr Tarnawski and I am an experienced System Engineer with a demonstrated history of working in the information technology industry. Skilled in Linux, Windows, Virtualization (VMware), DNS, and Active Directory. I work for Salesforce however content is my own and does not represent Salesforce as a company Contact: Twitter @AngrySysOps Facebook: https://www.facebook.com/AngrySysOps Youtube: https://www.youtube.com/c/AngryAdmin
Posted in ESXi

ESXi: Error returned by expat parser: not well-formed (invalid token) while parsing serialized value

Yesterday I was surprised by this error. It occurred after planning powered off of ESXi hosts due to building maintenance. Hosts were put in Maintenance…

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Posted in Virtualization

Goodbye VMworld. Welcome, VMware Explore!

The first time I saw the headline there will no longer be a VMworld event, I was surprised and a bit sad, but then I…

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Posted in PowerShell

Power CLI Error: Invalid server certificate. Use Set-PowerCLIConfiguration to set the value for the InvalidCertificateAction option

It may happen that once you want to connect to your vCenter with PowerCLI, you may receive an error about invalid server certification. It just…

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Posted in vCenter

How to join vCenter Sever to the domain.

Today we will try to join our home lab vCenter Server to the domain. For this, you will need a Windows VM serving as the…

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Posted in Security Advisory

Critical Severity – VMSA-2022-0010 – VMware Tanzu

VMware published security advisory VMSA-2022-0010. A critical vulnerability in the Spring Framework project identified by CVE-2022-22965 has been publicly disclosed which impacts VMware products: VMware Tanzu Application…

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Posted in Security Advisory vCenter

How to install vCenter Server 7.0 Update 3d (7.0.3.00500) – Step by step Video.

In this video, I am going to walk you through the process of installing vCenter Server 7.0 Update 3d (7.0.3.00500). The upgrade is marked as…

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Posted in Security Advisory vCenter

VMware vCenter Server 7.0 Update 3d has been released!

VMware released a new update for vCenter Server 7.0. vCenter Server 7.0 Update 3d ISO Build 19480866. This release resolves CVE-2022-22948 View VMware vCenter Release and…

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Posted in ESXi Security Advisory

ESXi 7.0 Update 3d has been released

Yesterday VMware released a new update ESXi 7.0 Update 3d ISO Build 19482537. The update has severity CRITICAL! Download Filename: VMware-ESXi-7.0U3d-19482537-depot.zip Build: 19482537 Download Size: 586.8 MB…

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Posted in API

How to bulk delete cancelled alerts in vROps using REST API

In the previous article about vRealize Operations API, I walked you through the process of connecting to your vROps instance using Postman. We set up…

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Posted in Virtualization

DNS over HTTPS in Unbound – Extra step for a home lab

It looks like I need to add some extra steps to get my new DNS in Unbound works with HTTPS. Let me show you how…

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