vCenter – How to upgrade VCSA 6.5U1 to VCSA 6.5U1f

Morning all, First of all, welcome to and thanks for checking it out. Today, I’ll show you how to upgrade the VCSA from 6.5U1 to 6.5U1f  (build number 7801515). This release patches the vCSA operating system (Photon OS) mainly against two vulnerabilities: bounds-check bypass (Spectre-1, CVE-2017-5753) and rogue data cache load issues (Meltdown, CVE-2017-5754). As […]

vSAN – Which driver ESXi host is using?

Hello all, Today, I’ll show you how to know which driver and version we are using in our ESXs. Connect to the ESXi using SSH. Run the following command to understand which driver host is using.

In our case, the host is using megaraid_perc9. This driver is not supported, so we need to disable […]

Zerto – Virtual Replication 6.0

What is Zerto? Zerto provides enterprise-class disaster recovery and business continuity software specifically for virtualized data centers and cloud environments. In today’s always-connected world, businesses need to be available to their customers, prospects and employees 24/7/365. This new world order of uninterrupted technology is a non-negotiable business best practice. To experience downtime of any length […]

VMware Horizon 7- How to replace untrusted- invalid certificate

Hello all, Today, I’ll show you how to replate Horizon untrusted- invalid SSL certificate. From VMware Horizon admin console, Dashboard page, right upper corner, there is a square informing about the “System Health”. From here, we can idenfify problems in your infrastructure. In my home lab, I have installed 2 connection servers, and 1 security […]

ESXi- vSAN command – VMware vSAN – CMMDS

Hello all, This post is related to the previous one vSAN commands – VMware vSAN – Part 1 Today, new ESXi vSAN commands will be explained for better vSAN understanding and it’s ESXi related which can be used for troubleshooting, but not in all cases. esxcli vsan storage list   List storage disks claimed by vSAN.


PowerShell – How to add a Computer into a specific Active Directory OU

Hello All, This is a basic PowerShell script to add a computer in a specific OU in our Active Directory. There are 3 pre-requisites: PowerShell needs to be installed in the server. PowerShell needs to be executed as Administrator. The AD account you use should have enougt privielges to add compoters within the OU. Set-Executionpolicy […]

vSAN Troubleshooting Commands

Hello all, This post will be mainly focused on vSAN commands at ESX level, so please use these commands under your responsability.  I kindly recommend you to raise a VMware service request in case of doubts, issues or problems. When a hardware device, host, or network fails, or if a host is placed into maintenance mode, […]