DREAM MULTIMEDIA DreamBox 500 Manual For Correct Setup page 53

b. Or you can use regular Windows commands to make
this new folder.
6. Start NFSDream by double clicking on the NFSDream icon
and you will see this screen.
7. Select "Create" then "Win NT/XP/2K" then "Portmap Add"
and then Create" again, then "Win NT/XP/2K" and finally
"Nfs Add".