Patent ID: 8719413

Claim:
A method comprising: undergoing an update process, the update process being arranged to update software associated with a switch, the switch being included in a storage area network (SAN) fabric; determining when the update process is completed; ascertaining whether there is at least one state change associated with the SAN fabric if it is determined that the update process is completed, wherein ascertaining whether there is at least one state change associated with the SAN fabric includes obtaining a current domain identifier (ID) list if it is determined that the update process is completed, the current domain ID list being arranged to include domain IDs currently associated with the SAN fabric, and determining if there is at least one mismatch between the current domain ID list and a previous domain ID list, the previous domain ID list being arranged to include domain IDs associated with the SAN fabric before the update process, wherein the at least one mismatch indicates at least one state change; and initiating a recovery action in the SAN fabric if it is determined that there is at least one state change associated with the SAN fabric.