Step by Step: Upgrade vCenter VCSA 6.0 (or 6.5) to 6.7

These screenshots show the entire process to upgrade vCenter from 6.0 to 6.7 using a Windows 10 desktop as my administrative workstation.   The same steps work for vCenter 6.5 to 6.7. Is your existing vCenter server running on Windows?  This article is primarily about upgrading vCenter appliances (linux-based).  If you have a Windows vCenter server, …Read More…

A general runtime error occurred adding host – VMware vCenter and ESXi

Symptoms: When attempt to add a new vSphere host to vCenter, an error appears after entering the host credentials: “A general runtime error occurred” You clicked YES on the certificate prompt. You have a cluster with EVC enabled, and you are attempting to add the host to that cluster You are using vCenter 6.0 , …Read More…

How to install vCenter 6.7 (and 6.0 and 6.5) with no DNS, only IP address

Many websites will say that vCenter 6x requires DNS lookup, but these steps and screenshots prove that you can install a new vCenter 6.7 with only an IP address and no DNS. Start vCenter install from .iso file using Windows 10 vCenter install stage 1 8. Configure options for “set up appliance VM” — this …Read More…

VMware vSphere ESX and vCenter Upgrade 5.5 to 6.0 or 6.5 or 6.7 best practices

Tips, tricks, and missing steps for the VMWare upgrade Having done several small / medium business upgrades from vCenter and ESXi 5.5 to 6.0 and 6.5 and 6.7, I wanted to share some best practices and lessons learned with the IT community. Table of Contents Upgrade from 5.5 to 6.7 cannot be performed in one …Read More…