After adding the volume to DPM, the next step is to configure WAS; this feature can only be configured using PowerShell. Open a Windows PowerShell session on your DPM server and follow these steps:
- Query all disk storage volumes that are attached to DPM using the $vol = Get-DPMDiskStorage -Volumes command:

- Next, you need to specify the data source type for the desired volume by using the Update-DPMDiskStorge cmdlet, followed by the -Volume parameter, space bar, then we are going to refer to our previous variable, $vol. We are specifically interested in the G:\ drive—you can make that reference in this case with square brackets, ...