Before revision: Enterprise controllers In a modern enterprise architecture disk array controllers (sometimes also called storage processors, or URL are parts of physically independent enclosures, such as disk arrays placed in a storage area network (SAN) or network-attached storage (NAS) servers.
After revision: Enterprise controllers In a modern enterprise architecture disk array controllers (sometimes also called storage processors, or SPs) are parts of physically independent enclosures, such as disk arrays placed in a storage area network (SAN) or network-attached storage (NAS) servers.