Step 1: Create the ADM
Create the .adm file by putting the text above into a text file called DLO.adm (Replace Hostname with the server name)
Step 2: Add ADM Template to Group Policy
Edit the Group Policy you have created to Deploy DLO. Under Computer Configuration right click on Administrative Templates. Choose Add/Remove Template add the DLO File you just created.
Step 3: Enable the display of Custom Reg Settings
Click on Administrative Templates so you can see all the list of folders in the right pane. Right click on the background of this pane and choose view > Filtering. Uncheck the Only Show Policy Settings that can be fully managed. Click OK.
Step 4: Enable the Policy
Under Administrative Templates you should now see a DLO folder inside that is Default Server Name Object. Double click it and choose enable, if you didn't change the name in step 1 you can now or change it to any server you want.
Sit back and watch DLO deploy with no need for a startup script