To enable DPM on a vSphere Cluster, perform the following steps:

1. Using vSphere Web Client, log in to the vCenter Server.
2. Select Hosts and Clusters on the Home screen.
3. Click on vSphere Cluster and go to Configure | Services | vSphere DRS.
4. Click on Edit in the top-right corner.

5. In the Power Management section, select Manual or Automatic as Automation Level:

6. Once you are done, click OK.

7. On the home screen of the vCenter Server, select Hosts and Clusters.
8. Select the Host for which you want to enable IPMI/iLO (you should configure IPMI/iLO on all the hosts in your cluster).
9. Click on the Configure tab and select Power Management under System.
10. Click on Properties.

11. Enter the Username, Password, BMC IP Address, and BMC MAC Address (use colons) fields. Click on OK. You will get immediate feedback if this were unsuccessful:

If you want to test the DPM configuration, carry out the following steps:

1. Right-click on a powered host within the cluster, select Power, then select Enter Standby mode.
2. Once complete, the host will have a moon icon next to the name.
3. Right-click on the host, select Power, then select Power On.
4. Click on the cluster containing the DPM-enabled cluster and go to the Configure tab.
5. Select Host Options under Configuration.
6. Verify that the host's Last Time Exited Standby option is updated with the most recent attempt and that it was successful.