Time to time we have to upgrade products to resolve bugs/vulnerabilities and get new features. During VMware NSX upgrade from 3.2.x, 4.0.x, 4.1.x to version 4.2.x you might get the error on Pre-Checks run step: This happen because internal NSX services use certificates which already expired or close to expiration… Continue reading
When you are migrating environments, quite often customer doesn’t want to have any downtime for workloads or workloads are critical and have to stay always available. In other cases you might need to have underlay (VLAN) connected workloads and Overlay connected workloads in the same network segment and keep their… Continue reading
VMware vSphere Infrastructure build completed, tested and ready for workloads. What’s next? Right, it’s time to create bunch of Windows and Linux VMs for customers! Fastest way to do so – prepare VMware PowerCLI / PowerShell script. In my case as part of the project I had to build 200+… Continue reading
I’ve been assigned the task of gathering VPN statistics for a client. Their system operates on VMware NSX 4.0.0.1. After checking, I found that the current PowerCLI lacks the capability to extract VPN statistics. Since VMware NSX has a RestAPI interface, we can perform various actions through RestAPI calls. I’ve… Continue reading
As you might aware VMware announced deprecation of the Integrated Windows Authentication in a future release of vSphere KB. So we had a task for our customers to switch to AD over LDAP authentication. I’ve prepared this manual and want to share it with you to save your time on… Continue reading
This week while doing the normal check of the environment I came to run into a warning on the VCSA 6.5 stating: PostgresSQL Service Health Alarm This was the first time I saw this kind of warning on the environment. After logging in to the vSphere Appliance Managment I could… Continue reading
If you are using Intel X710,XL710 or X722 adapters in your environment, you may have already noticed, that LLDP (Link LayerDiscovery Protocol) is not working for you. And you are getting following message “Link Layer Discovery Protocol is not available on this physical network adapter” Apparently those cards have their… Continue reading
In this article I would like to show you how to replace failed HDD (or SSD) drive in VMware vSAN cluster running on Softlayer Cloud. 1. Open web-client and navigate to: Hosts and Clusters -> choose Cluster -> Manage -> Settings -> Virtual SAN -> Disk Management You will see all… Continue reading
Here below I would like to share with you the issue I had in the past. One day I found NSX Manager VM non-responding. Reboot didn’t help because of the filesystem error as shown below: If you press Enter it just power off the VM. There is no way to login… Continue reading
We often hear about clusters, but what does a “cluster” actually mean? How are clusters used and what are their benefits? In this article, I will take a look at the most frequently used types of clusters and advantages of using them within the framework of the VMware virtual infrastructure.… Continue reading
