SAN is known as Storage Area Networks. SAN is a keen network which is separated from WANs and LANs. A storage area network is a high-speed special Principle network that interrelate different kinds of data storage devices. The main reason of the SAN is to permit multiple servers access to a pool of storage in which any server can probably have the right to use any storage unit. The benefits of the SAN is that it can be increased like multiple servers can share data successively, without transferring the data to the backup server the backing up devices can be done by transferring data directly from device to device.
A SAN is used to connect many different devices and hosts to give right of entry to any device from anywhere. The main benefit in SAN is that it simplifies the network infrastructure and makes it easier to manage. SANs can slot in sub networks through network-attached storage systems. When compare to the local storage device SAN area networks allows much enhanced input and output performance.