Windows 2000, 2003, 2008, 2012, 2016, 2019 Server, Windows 7, 8, 10, 11 & 2000 professional, Win XP, WIN 95, WIN 98, NT 4.0 Server & Workstation, IIS Server, Veritas Backup-Exec, Amanda Voicemail, MS Office XP & 2003 to 2013, Cisco IOS, DOS, MS Exchange 5.5, 2000 to 2013, PAS software, SalesLogix, Peachtree, QuickBooks Pro, Adobe Suite, ARC Serve, Checkpoint Firewall, Tapit 2000, Pix firewall, Cisco local director, Cisco routers and switches, Norton Anti-Virus, MS SQL 7, Oracle 8i, Ghost, Mac os9 & OsX, MS Office 2000 pro for Mac, Adobe Illustrator, Photoshop, Premier, Acrobat for Mac’s and Pc’s, Postscript printing for Mac’s, Fax press server, Quick Books 2001-2016, Merlin Magix PBX System, Sophos Anti-Virus, Viper anti-virus, Ninja spam filter, St. Bernard web filter, FileMaker Pro client and server, Avid Systems client and server, Sonic Wall firewall, Nortel PBX, voicemail and Lan switches, Entry-Check security systems, Windows 7, Software Metrix, Acronis Imaging, Intel based PC'S and Servers (DELL, COMPAQ, HP), Printers, Cisco Routers, Hubs, Access Point and Network cabling, CSU/DSU, DTE, CISCO Switches, CISCO PIX firewall, Mac G4 with 0s9, Faxpress server, Lucent Merlin Magix PBX System, Sonic Wall Firewall, St. Bernard Web filter, Nortel PBX, voicemail, lan switches, Entry-check security Systems, Avid systems lan share server, Dell EqualLogic San and Dell Compellent San/Das, Dell Tape Power Vault Tape Library, TCP/IP, NetBEUI, IPX/SPX, PPP, FTP, RIP, TFTP, AppleTalk