Software: Windows 2000 Server & PRO, Windows XP, windows 2000 Active Directory, Microsoft Exchange 5.5&2000,Windows NT Server& workstation, Windows 2000 Terminal Server, CheckPoint Firewall, Cisco PIX Series firewalls, Microsoft SQL Server, Norton Ghost, Dreamweaver, IIS web server, FrontPage, Novell 4,Red Hat Linux, MAC OS 8-10.2Windows 98, 95, 3.11, DOS, MS Office, Palm OS, PCAnywhere, PGP, Shiva Configurator, TrackIT, Backup Eexc, Dell OpenManager, Internet Explorer, Netscape, Cisco ISO Basics , TCP/IP