The description of the selected alternate restart device.
If this field does not describe the correct alternate restart device, then click Clear to clear this field, and select a different alternate restart device.
If the selected alternate restart device is an I/O processor (IOP), this description is either PCI I/O Processor or I/O Processor.
If the slot is empty, this description is Empty slot.
Otherwise, the window uses the first description it finds in the following hierarchy.