Network attached storage (NAS) systems, or NAS appliances, are servers configured with software designed specifically for storing and providing access to files over a local area network (LAN).

(Internet Protocol storage) Using the IP protocol to connect storage area networks (SANs) in remote locations. SANs can be extended across metropolitan area networks (MANs) and wide area networks ...

Network-attached storage (NAS) can be expensive ... and having multiple clients connect through the local area network (LAN). Creating a Windows NAS is easy, especially if you have older hardware.