included AppleTalk in its PC MacLAN product which was discontinued by CA in 2007. GroupLogic continues to bundle its AppleTalk protocol with its ExtremeZ-IP server software for Macintosh-Windows integration which supports Windows Server 2008 and Windows Vista as well prior versions. HELIOS Software GmbH offers a proprietary implementation of the AppleTalk protocol stack, as part of their HELIOS UB2 server. This is essentially a File and Print Server suite that runs on a whole range of different platforms. In addition, Columbia University released the Columbia AppleTalk Package (CAP) which implemented the protocol suite for various Unix flavors including Ultrix, SunOS, BSD and IRIX. This package is no longer actively maintained. See also Netatalk is a free, open-source implementation of the AppleTalk suite of protocols. Network File System Remote File Sharing Samba Server Message Block Notes References Citations Bibliography Apple Inc. software Network operating systems Network protocols