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Queen's University
TN3270x Logo


Description: Tn3270 is a terminal emulation program for connecting to computers which use IBM 3270 terminals.

Company:  Peter DiCamillo

IT Services Supported Platform:   Macintosh

 Requirements & Availability:

This software is available to:  Faculty and Staff who require access to PCICS and/or MVS.

To use this software you require:

  • The current OS X version, 3.2.4, is supported on OS X 10.2.8 and later, and is fully-compatible with OS X 10.5, Leopard.
  • A previous OS X version, 3.1.7, is compatible with OS X 10.1.5.
  • The Classic version of tn3270, 2.5b5, is compatible with older MacOS versions.

To use tn3270, the host computer must provide a telnet server which supports the extensions for 3270 terminals. On your Macintosh, you must be able to connect to the host server using TCP/IP.

Licence conditions:

  • There is no license fee for either commercial or non-commercial use of the tn3270 application.
  • The tn3270 source code is freely-licensed for non-commercial use, but must be licensed for commercial use.

Mac: download from the Vendor's Download page  page

Support Level: Distribution/Referal

Link to vendor for Application support

Issues with obtaining this software should be addressed with the ITServices Support Centre at 613 533 6666 during business hours or by filling out the webform at

Kingston, Ontario, Canada K7L 3N6 613.533.2000