There are two methods to downgrade a VIB or a device driver in ESXi Host. 1.     Uninstall the current or upgraded driver > reboot the host > Install the downgrade driver OR 2.     You may also install the downgrade driver directly using esxcli software vib install command. This will remove the upgraded driver itself. Let's see how to perform downgrades of vib using both methods. You may decide which one you would like to choose. You may also install drivers using Baselines in Lifecycle Manager, which will be covered in later posts. Method 1 : Uninstall the current or upgraded driver > reboot the host > Install the downgrade driver Put the ESXi host in Maintenance Mode. SSH the ESXi host Run this command to uninstall the driver: " esxcli software vib remove -n <vib_name> " Reboot the host Run this command to install the driver: " esxcli software vib install -d /vmfs/volume/datastore/vib.zip "   Reboot the host Run t...

  Recently I had to perform rename of a few virtual appliances according to new naming conventions adopted by the organization. Going down the list I had my vROPS 8.0 to be renamed which is a VMware Photos OS appliance. Here, I bring you a simple way to rename or change your hostname, IP, Netmask, Gateway, or DNS of your VMware appliances using just one command: 1.     First and foremost, Login to vROPS admin console and bring the cluster offline. 2.     SSH into your appliance using root. 3.     Copy and paste the below command to open the vami config tool- /opt/vmware/share/vami/vami_config_net 4.     Choose option 0 to show current configurations or directly Choose Option 3 to change Hostname 5.     Enter new Hostname and reboot 6.     You may also choose other options such as changing DNS, Gateway or IP as per your requirement. If you rename the hostname, I recommend performi...