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A unique approach to host access and host access management enables unparalleled breadth of connectivity along with multilingual support. Tun allows organisations to meet the widest range of terminal emulation needs, simplify host access administration and management, and turn rising costs into real savings.


One complete host access software product. For any user, on any client, at any location, Tun provides comprehensive access to critical resources via two powerful deployment options:

  • Tun Plus PC-to-host
    Unrivalled host, database, and network-utilities access from any PC running Windows 10 (32-bit or 64-bit), Windows 8 and 8.1 (32-bit or 64-bit), Windows 7 SP1 (32-bit or 64-bit), Windows Server 2012 and 2012 R2, and Windows Server 2008 R2 SP1

  • Tun Plus multi-user Windows
    Complete Tun Plus access for virtually any client type via Microsoft Windows Server with Remote Desktop Services


KEY FEATURES - all solutions

  • Full-featured Macro Debugger
  • Support of SSL 3.0 and TLS 1.0
  • Eastern European Character Set for IBM® Emulation (ISO Latin 2)
  • Real-time data back-up with Microsoft® Clustering support
  • Provides emulation for more than 30 host types, including IBM 3270/3287 and 5250/3812, HP, Digital VT, SCO ANSI, Wyse, and many others
  • Connectivity to key network utilities like FTP, SFTP and SCP
  • Powerful, easy-to-use tools for customizing emulation
  • Tabbed Workspace for quick point-and-click access to diverse hosts sessions
  • Full-featured clients with graphical toolbars, keyboards, client-side macros, and more



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