tn3270-X is a terminal emulator developed by Brown University that duplicates the functions of an IBM 3270 mainframe computer terminal on a PC or Mac. tn3270-X can be used to perform multiple virtual storage on computers that run Mac OS.

If you wish to use the tn3270 client for Mac, download the tn3270 client and instructions from Brown University.

NOTE: You will need to Download and Configure Virtual Private Networking (VPN) Client Software for Macintosh to access the tn3270 mainframe after installation.