TN3270 for Mac OS X: Download, Install & Configure LSU Mainframe

Please note: The standard TN3720 application shown below is free through Tigerware upon approval. However, if you wish to install the Lite version for mobile, please see the following article: Install the TN3270 Lite App
Note the Lite version has a 5-10 minute timeout.
Warning: Mocha TN3270 product will support M1 chips but if it does not, then Rosetta2 can be used. For use of TN3270 in other cases, please reach out to your departmental IT for a loaner device or a virtual machine/remote desktop setup.


General Information

The TN3270 Application was created by Brown University and is provided by Mocha for download on Tigerware. The following steps will cover how to download, install, & configure the TN3270 Application to work with the LSU Mainframe.

Configuration Settings for LSU Mainframe:

IP Address:

Port:  23


Name:  LSU Mainframe

Download, Install & Configure TN3270

1. To request access, please use the following form:

  • NOTE: Please fill out the form above through your primary personal myLSU account. 
    Another user filling out on your behalf will grant the other user access, and not you.

2. After approval is granted, Download TN3270 from TigerWare.

3. Follow the instructions in the email to log into Mainframe after approval has been granted. If you have trouble locating the email, check your junk folder and search your emails for a subject containing "Mocha". For further assistance, please reach out to the ITS Service Desk.  


9/15/2023 3:16:11 PM