The following topics describe the new and changed SMP/E functions that are introduced for OS/390® Version 1 Release 3 (V1R3). (This level of SMP/E was also supplied with OS/390 Version 2 Release 4.) The information about each item includes:

• Description
• Summary of the SMP/E tasks or interfaces that might be affected
• Coexistence considerations, if any, that are associated with the item
• Migration procedures, if any, that are associated with the item
• References to other publications that contain additional detailed information