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It’s been a while since my last post. I got an exciting issue a few days ago. I was trying to log in to a vCenter Server in Chrome. I can see the login screen and enter the credential. However, I was not able to get into the main page. vSphere Web Client was stuck…
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I introduced the hardware tips in the first article. However, some software is required to install macOS. I used OpenCore.
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“Hackintosh is a computer that runs Apple’s Macintosh operating system macOS on computer hardware not authorized for the purpose by Apple.” Wiki All credits belong to the OpenCore official guide. I cannot complete without the super detailed guide. 🙂 Hardware is the first step for Hackintosh. You need compatible computer parts that macOS can support.…
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You may see vpxd.stats.maxQueryMetrics relevant error when retrieving performance data of ESXi hosts, virtual machines, or other entities on vCenter Server by PowerCLI. The full error message: This operation is restricted by the administrator – ‘vpxd.stats.maxQueryMetrics’. Contact your system administrator VMware published a KB about how to fix that. Please notice that the mentioned vCenter…
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My home lab virtual machines are connected on private network 192.168.1.x. All internet traffic goes to a gateway server and is forwarded over the internet network adapter. The gateway server is a DHCP server also to assign IP addresses to my lab devices. The benefit to use my own DHCP server is I can control…
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I installed a macOS virtual machine on VMware Fusion. As you may know, the installation time is super long. It took me about 1 hour to complete the installation. To save recovery time in case my computer OS needs to be re-installed. I exported the virtual machine to an OVA file to another partition. However,…
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I used to see two common errors on the new created Microsoft Failover Cluster. “DNS bad key” and CNO update error. Cluster network name resource ‘Cluster Name’ failed registration of one or more associated DNS name(s): DNS bad key or Cluster network name resource failed registration of one or more associated DNS names(s) because the…
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The Azure image was introduced in 2014 by Microsoft. It’s a more comprehensive image for Microsoft Azure Virtual Machines. Azure is a highly available cloud. Solution design needs to always take failover and tolerance into account. Therefore, copy Azure images to other subscriptions or regions is something we need to consider. There are three methods…
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HashiCorp Packer is an image management tool for DevOps. You may experience packer naming conflicts if the OS is Red Hat or CentOS.
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“Static Key Ciphers” are used on Windows Server 2016/2019 for backward compatibility with legacy applications. It existing on Windows operating system by default. Hackers can decrypt the traffic if the weak cipher suites are being used. Hence how to secure the traffic is important for Windows security.