To download the AIX 7.3 ISO image, you must use the IBM Entitled Systems Support (ESS)
Once logged in, click on or “Software” . download aix 7.3 iso
Accept any license agreements, then download the ISO via HTTPS, Aspera, or Download Director. To download the AIX 7
portal. Unlike many open-source operating systems, AIX is a licensed product and is not available for public direct download through standard support channels or mirrors. community.ibm.com Prerequisites for Download then download the ISO via HTTPS