Define or change the system at IPL

By defining or changing the system, you can change system values and other system attributes during the initial program load (IPL).

On the Define or Change the System at IPL display, you can change the system configuration, system values, network attributes, user profiles, and object or file attributes. This display is shown when you type Y (Yes) in the Define or change the system at IPL field on the IPL Options display.
  1. Select any of the following options:
    • To change the way the system starts, select option 3 (System value commands).
    • To change any of the other options, select them before exiting and continuing the IPL.
  2. When you finish using the options on this display, press F3 (Exit and continue IPL) to continue the IPL.
Related concepts
Change system values during IPL