Patent ID: 8417818

Claim:
A non-transitory computer readable medium having program instructions stored thereon, that, in response to execution by a computing device located in a path between a switch port of a switch and a target port of a storage system, cause the computing device to perform operations comprising: identifying a target world wide port name of the target port of the storage system; registering, in a first registration procedure, a first port of the computing device with the switch based on the target world wide port name; receiving, in a second registration procedure, registration information comprising first information relating to an initiator port of a server that is associated with the target port and second information specifying a particular switch port to which the initiator port is connected; determining an initiator world wide port name of the initiator port of the server, based on the registration information; and identifying a storage volume in the storage system that is associated with the initiator port, based on the initiator world wide port name of the initiator port.