How to setup X Window for AIX for installation of WebSphere products with an user interface:
Step 1: Download XMing:
http://www.straightrunning.com/XmingNotes/
Step 2: Install XMing and start the XMing Launch:
Step 3: Select Xming to start Xming process
Step 4: Open SSH and export display (first execute the “who” command to see where to export the display):
> export DISPLAY=thysm.ibm.intranet.com:0
Step 5: Run your .sh install and wait for the interface to open.