/User: Sets permissions on the computer account object to give the specified user the necessary rights to join the computer ...

[/User:]
        Sets permissions on the computer account object to give the
        specified user the necessary rights to join the computer to
        the domain.

[/JoinRights:{JoinOnly | Full}]
        Specifies the type of rights to assign to the user. JoinOnly
        requires the administrator to reset the computer account
        before the user can join the computer to the domain. Full
        gives full access to the user, which includes the right to
        join the computer to the domain.

[/JoinDomain:{Yes | No}]
        Specifies whether or not the computer should be joined to the
        domain as this computer account during an installation.  The
        default is Yes.

[/BootImagePath:]
        The relative path from the RemoteInstall share to the boot
        image that this computer should receive.

[/Domain:]
        Specifies the domain to search for the prestaged device.

[/ResetAccount]
        Resets the permissions on the computer so that anyone
        with appropriate permissions can join the domain using this
        account.

EXAMPLES:
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WDSUTIL /Set-Device /Device:Computer1 /ReferralServer:MyWDSServer
/BootProgram:boot\x86\pxeboot.n12

WDSUTIL /Set-Device /Device:Computer1 /Group:Graphics /Server:MyWDSServer
/BootProgram:boot\x86\pxeboot.n12

WDSUTIL /Verbose /Set-Device /Device:Computer2 /ID:00-B0-56-88-2F-DC
/WdsClientUnattend:WdsClientUnattend\unattend.xml /User:Domain\user
/JoinRights:JoinOnly /JoinDomain:No /BootImagePath:boot\x86\images\boot.wim
/Domain:NorthAmerica /ResetAccount