Storage Systems One Liners

NAS : Network Attached Storage exposes file system. E.g NFS,CIFS,SMB.

SAN : Storage Area Network exposes volumes or block devices. ( scsi )

iSCSI : Exposes scsi devices as volumes. Can be accessed via tcp/ip.

• iscsi Target : Actual data destination, the real storage space. ( Server )
• iscsi Initiator : Client side. A way to find and connect target.

FC : Fiber Channel a storage protocol. Normally used with SAN.

AOE : ATA over Ethernet. Normal IDE over LAN.

FCoE : Fiber channel over Ethernet.

Benefits of Storage

• Disaster Recovery
• Easy backup / Storage points
• Easy management