Desktop support to Mac and PC computers, servers, wiring, voicemail accounts, printers, hardware and software applications Microsoft Office, File Maker Pro, Quick Books, Palm OS, Arch serve, Image Cast, Fortress, Clean Slate, QuarkXpress, TimeMatters, Windows 95, 98, 2000, XP, Mac OS 6.x- 9.x, Mac OS X, Microsoft NT 4.0 server and workstation, Exchange server 5.5, OS 2, TCP/IP, Appletalk, and NetBEUI