Detect | Scan New Luns(Logical Unit Number) in Redhat Linux & CentOS

While Working on the Linux boxes , some times linux admin have to scan new storage or LUNs assign to the server from the Storage team. In Redhat linux & CentOS we can scan the LUNs either using the script “rescan-scsi-bus.sh” or using the “/sys/class” files without rebooting the server.