Patent ID: 6886054

Claim:
A method of managing a storage system that includes at least one storage device having one or more connection ports, each having one or more storage volumes connected thereto, and a switch having at least two switch ports to which said storage device can be connected via said connection ports and, in response to receiving a data frame, being operable to output that data frame from one of said switch ports according to a received destination specified in that data frame, said method comprising: said switch storing a correspondence X that defines a correspondence between a plurality of first destinations and a plurality of corresponding second destinations, wherein if said received destination is one of said first destinations then that data frame is output from a switch port that is associated with a second destination that corresponds to said received destination, wherein if said received destination is not one of said first destinations then that data frame is output from a switch port that is associated with said received destination; said switch receiving an update request that is input to said switch from source external to said switch; and said switch updating said correspondence X based on said update request.