A new feature of vRanger 5.4 is using a Virtual Appliance for backup
This Video Knowledge Base article illustrates how to deploy and configure the Virtual Appliance for backup
How to Deploy a Virtual Appliance is covered in another Video KB: https://support.quest.com/Search/SolutionDetail.aspx?id=SOL92084
For detailed instructions, please refer to the vRanger 5.4 Installation Guide and the vRanger 5.4 User Guide