In high level we can say that FC is protocol that replaces SCSI disk cable with a network. The host machine thinks the disk is locally connected with SCSI cable but it is not, the disk is accessed via SAN network through the FC protocol. So we moved from this  to this  FibreChannel is just  Full Article…

There are 3 main high level components that makes SAN: Storage arrays – these are the arrays of disk from various vendors. They offer various level of redundancy, connection ports, protocol support SAN Switches – storage area network devices that connect the servers and their remote disks. HBA (Host Bus Adapters) – The NICs to  Full Article…