Patent 7200729 was granted and assigned to Hitachi on April, 2007 by the United States Patent and Trademark Office.
A storage system which includes a first storage device, and a storage control device connected to a higher level device and the first storage device. The storage control device controls reading or writing of data from or to the higher level device to or from the storage control device. The storage control device can be connected to another storage control device, and can acquire device information of the other storage control device.