What are Network-Attached Storage (NAS) and Storage Area Network (SAN)?

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Accepted Answer

NAS is a file-level storage connected to a network, while SAN is a block-level storage network dedicated to storage devices.

NAS is used for file sharing over a network, typically using protocols like NFS or SMB.
SAN is a dedicated network for storage devices, providing block-level access to storage.
NAS is easier to set up and manage compared to SAN.
Examples of NAS devices include Synology DiskStation, while SAN examples include Fibre Channel and iSCSI.
NAS is more suitable for small to medium-sized businesses, while SAN is often used in large enterprises for high-performance storage needs.

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