Integrated Dell Remote Access Controller 8 – Command Line Reset May 2, 2016
DellIntegrated Dell Remote Access Controller 8Microsoft Windows PowerShell

You may use the following (2) commands from a Microsoft Windows Server command prompt or Microsoft Windows PowerShell to remotely  reset an Integrated Dell Remote Access Controller 8 (iDRAC8).

racadm racreset soft
racadm racreset hard –f