Veeam Backup & Replication updates can be installed in the unattended mode.
To install a Veeam Backup & Replication update, perform the following steps:
The script that installs Veeam Backup & Replication updates must be run with elevated privileges (run as Administrator).
- Download the installation archive for the Veeam Backup & Replication update from the Latest Updates page.
- Extract the executable file from the downloaded archive.
- Save the extracted file locally on the backup server where you plan to install the update, or place it in a network shared folder.
To install the Veeam Backup & Replication update on the backup server, use the following command syntax:
%patch% [/silent][/noreboot][/log <log_path>][VBR_AUTO_UPGRADE=1]
The command has the following parameters:
Specifies a path to the update installation file on the backup server or in a network shared folder.
Sets the user interface level to “no”, which means no user interaction is needed during installation.
Suppresses reboot if reboot is required during the Veeam Backup & Replication update installation.
Specifies a full path to the log file for the Veeam Backup & Replication update installation.
Starts automatic upgrade for existing components in the backup infrastructure. Set this parameter to YES to enable components upgrade.
Automatic components upgrade is performed after the Veeam Backup Service on the backup server is started.
You want to install the Veeam Backup & Replication update with the following options:
- Path to the update installation file: C:\Temp\veeam_backup_22.214.171.12453.update4a_setup.exe
- Silent install: enabled
- Noreboot: enabled
- Path to the log file: C:\Logs\veeam.log
- Components auto upgrade: enabled
The command to install the Veeam Backup & Replication update will be the following:
C:\Temp\veeam_backup_126.96.36.19953.update4a_setup.exe /silent /noreboot /log C:\Logs\veeam.log VBR_AUTO_UPGRADE=1
You can use the last exit code to verify if the installation process has completed successfully.
- In cmd.exe, use the %ERRORLEVEL% variable to check the last exit code.
- In Microsoft Windows PowerShell, use the $LastExitCode variable to check the last exit code.
Veeam Backup & Replication does not provide any confirmation about the results of automatic components upgrade. To check if components have been successfully upgraded, use the Veeam Backup & Replication console.