Patent ID: 6370605
Filing Date: 2002-04-09
Classification: G06F,H04L

Abstract:
A storage system comprising:a switch coupled between a host computer and at least one storage device, wherein the switch comprises a memory for storing frame header substitution information; a storage controller coupled to the switch; wherein the switch is coupled to receive a first data transfer command from a host computer and configured to provide the first data transfer command to the storage controller; wherein the storage controller is configured to generate a second data transfer command and frame header substitution information in response to the first data transfer command, and to provide the second data transfer command and the frame header substitution information to the switch; and wherein the switch is further configured to route the second data transfer command to the at least one storage device, to store the frame header substitution information within the memory, and to replace header information of a data frame with the substitute header information such that the data frame is routed directly between the host computer and the storage device and does not pass through the storage controller.