SMB (Server Message Block) is a network protocol used for file transfer, print services, and network browsing across a local area network (LAN). Developed by IBM in 1983, the protocol allows devices to communie with remote computers and servers through a .
At the heart of CIFS is the latest incarnation of the Server Message Block (SMB) protocol, which has a long and tedious history. Samba is an open source CIFS implementation, and is available for free from the mirror sites. Samba and Windows are not the only ones to provide CIFS networking.