Mainframe: LSU Overview

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Eligibility & Order Procedures

Available To:    

LSU Faculty, Staff, Student Workers & Graduate Students (Upon Request).

Request a Mainframe Account:   

1. Open the myLSU Portal (  

2. Click Computing Services IMS/TSO Account Request from the left side.

3. Mainframe security access can then be requested under Financial Services | Legacy Security Access Request.

Connect to the LSU Mainframe

(NOTE: There Are 3 Different Ways to Connect.)

1. The IBM PComm Application is a Windows Application created by the IBM company and available to download from TigerWare. Compatible with Windows.

Download, Install & Configure the IBM PComm Application.

2. The TN3270 Application is a FREE  OS X Application created by Brown University and available for download from TigerWare. It allows computers running Mac OS X to connect to LSU Mainframe. Compatible with Mac OS X, but not M1 chips*.  (This product is an open-license, terminal-emulation program that requires the installation of a client software.)

Download, Install & Configure the TN3270 Application.

3. The TN3270 App is a FREE App for mobile devices available for download from iTunes.  It allows iOS X & Android Devices to connect to the LSU MainframeCompatible with iOS X & Android, but not iPads with M1 chips*.

Download, Install & Configure the TN3270 Lite App.

*Mac & iOS M1 chips

Unfortunately, the Mocha TN3270 product will not support M1 chips as stated by the vendor. For use of TN3270 in these cases, please reach out to your departmental IT for a loaner device or a virtual machine/remote desktop setup.

LSU Support & Policy Statements

Service Desk Contact Information

LSU Policy Statements

11/2/2021 12:01:12 PM