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, … Read more
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 … Read more
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 … Read more
HashiCorp Packer is an image management tool for DevOps. You may experience packer naming conflicts if the OS is Red Hat or CentOS.
“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.
You may need to access the internet with a VPN for privacy or performance. The most popular VPN solution is Shadowsocks. If you are an IT Pro, you may face a similar issue that I’m facing: How does VM share host VPN connection? My home lab is running on top of VMware Workstation on a … Read more
It’s useful to get email notification when there is an alarm raised in vCenter Server. To configure the function. You need a valid SMTP server. And configure the SMTP server on vCenter Server. If there is a problem that vCenter Server is not sending email alerts. We need to isolate is it a vCenter Server … Read more
Azure Migrate appliance is a simple tool to move VMware virtual machines to Azure. But it has limitation to migrate VMs on multiple vCenter servers. In other words, you have to deploy multiple appliances to support multi-vCenter. This is a time-consuming task. In fact, there is a way to reset the Azure Migrate Appliance. There … Read more
You may see “The connectivity check to Azure is failing” in the “Set up prerequisites” step after the updating on Azure Migrate appliance.
I bought a new 4K monitor for my laptop recently. It’s connected with HDMI. The cursor is lagging on the external 4K monitor is lagging. This is the second time I noticed cursors move slow on an external 4K monitor.
