|----------------------------------------------------|
      | ***  CONTENT OF z/VM  4.4.0 STACKED RSU  ***       |
      |  4408RSU Stacked Product RSU -    May    23, 2006  |
      |----------------------------------------------------|
      |                                                    |
      | Tape volume 1 of 4    LVL   UPGRADE    SUBSET      |
      | --------------------  ----  ---------- -------     |
      |   z/VM VMSES  4.4.0   0601  ZVM440     0601RSU     |
      |   z/VM LE     4.4.0   0602  ZVM440     0601RSU     |
      |   z/VM CMS    4.4.0   0601  ZVM440     0601RSU     |
      |                                                    |
      | Tape volume 2 of 4    LVL   UPGRADE    SUBSET      |
      | --------------------  ----  ---------- -------     |
      |   z/VM CP     4.4.0   0601  ZVM440     0601RSU     |
      |   z/VM GCS    4.4.0   0601  ZVM440     0601RSU     |
      |   z/VM DV     4.4.0   0601  ZVM440     0601RSU     |
      |   z/VM AVS    4.4.0   0601  ZVM440     0601RSU     |
      |                                                    |
      | Tape volume 3 of 4    LVL   UPGRADE    SUBSET      |
      | --------------------  ----  ---------- -------     |
      |   TCP/IP      4.4.0   0601  TCPIP440   0601RSU     |
      |   VMPTK       440     0501  VMPTK440   0501RSU     |
      |   DIRM        410     0601  DIRM410    0601RSU     |
      |   RACF       1.10.0   0501  RACFVM1100 0501RSU     |
      |                                                    |
      | Tape volume 4 of 4    LVL   UPGRADE    SUBSET      |
      | --------------------  ----  ---------- -------     |
      |   OSA         4.4.0   0501  VMOSASF440 0501RSU     |
      |   VM RTM      410     0302  VMRTM410   0302RSU     |
      |   HCD/HCM     4.4.0   0501  ZVMHCD440  0501RSU     |
      |                                                    |
      |----------------------------------------------------|
      |  4407RSU Stacked Product RSU -    May    26, 2005  |
      |----------------------------------------------------|
      |                                                    |
      | Tape volume 1 of 4    LVL   UPGRADE    SUBSET      |
      | --------------------  ----  ---------- -------     |
      |   z/VM VMSES  4.4.0   0501  ZVM440     0501RSU     |
      |   z/VM LE     4.4.0   0502  ZVM440     0501RSU     |
      |   z/VM CMS    4.4.0   0501  ZVM440     0501RSU     |
      |                                                    |
      | Tape volume 2 of 4    LVL   UPGRADE    SUBSET      |
      | --------------------  ----  ---------- -------     |
      |   z/VM CP     4.4.0   0501  ZVM440     0501RSU     |
      |   z/VM GCS    4.4.0   0501  ZVM440     0501RSU     |
      |                                                    |
      | Tape volume 3 of 4    LVL   UPGRADE    SUBSET      |
      | --------------------  ----  ---------- -------     |
      |   TCP/IP      4.4.0   0501  TCPIP440   0501RSU     |
      |   VMPTK       440     0501  VMPTK440   0501RSU     |
      |   DIRM        410     0401  DIRM410    0401RSU     |
      |   RACF       1.10.0   0401  RACFVM1100 0401RSU     |
      |                                                    |
      | Tape volume 4 of 4    LVL   UPGRADE    SUBSET      |
      | --------------------  ----  ---------- -------     |
      |   OSA         4.4.0   0501  VMOSASF440 0501RSU     |
      |   VM RTM      410     0302  VMRTM410   0302RSU     |
      |   HCD/HCM     4.4.0   0501  ZVMHCD440  0501RSU     |
      |                                                    |
      |----------------------------------------------------|
      |  4406RSU Stacked Product RSU - November  23, 2004  |
      |----------------------------------------------------|
      |                                                    |
      | Tape volume 1 of 4    LVL   UPGRADE    SUBSET      |
      | --------------------  ----  ---------- -------     |
      |   z/VM VMSES  4.4.0   0403  ZVM440     0404RSU     |
      |   z/VM LE     4.4.0   0402  ZVM440     0404RSU     |
      |   z/VM CMS    4.4.0   0404  ZVM440     0404RSU     |
      |                                                    |
      | Tape volume 2 of 4    LVL   UPGRADE    SUBSET      |
      | --------------------  ----  ---------- -------     |
      |   z/VM CP     4.4.0   0404  ZVM440     0404RSU     |
      |   z/VM GCS    4.4.0   0404  ZVM440     0404RSU     |
      |                                                    |
      | Tape volume 3 of 4    LVL   UPGRADE    SUBSET      |
      | --------------------  ----  ---------- -------     |
      |   TCP/IP      4.4.0   0404  TCPIP440   0404RSU     |
      |   VMPTK       440     0301  VMPTK440   0301RSU     |
      |   DIRM        410     0401  DIRM410    0401RSU     |
      |   RACF       1.10.0   0301  RACFVM1100 0301RSU     |
      |                                                    |
      | Tape volume 4 of 4    LVL   UPGRADE    SUBSET      |
      | --------------------  ----  ---------- -------     |
      |   OSA         4.4.0   0401  VMOSASF440 0401RSU     |
      |   VM RTM      410     0302  VMRTM410   0302RSU     |
      |   HCD/HCM     4.4.0   0402  ZVMHCD440  0402RSU     |
      |                                                    |
      |----------------------------------------------------|
      |  4405RSU Stacked Product RSU -  July     30, 2004  |
      |----------------------------------------------------|
      |                                                    |
      | Tape volume 1 of 4    LVL   UPGRADE    SUBSET      |
      | --------------------  ----  ---------- -------     |
      |   z/VM VMSES  4.4.0   0403  ZVM440     0403RSU     |
      |   z/VM LE     4.4.0   0401  ZVM440     0403RSU     |
      |   z/VM CMS    4.4.0   0403  ZVM440     0403RSU     |
      |                                                    |
      | Tape volume 2 of 4    LVL   UPGRADE    SUBSET      |
      | --------------------  ----  ---------- -------     |
      |   z/VM CP     4.4.0   0403  ZVM440     0403RSU     |
      |   z/VM GCS    4.4.0   0403  ZVM440     0403RSU     |
      |   TCP/IP      4.4.0   0403  TCPIP440   0403RSU     |
      |                                                    |
      | Tape volume 3 of 4    LVL   UPGRADE    SUBSET      |
      | --------------------  ----  ---------- -------     |
      |   VMPTK       440     0301  VMPTK440   0301RSU     |
      |   DIRM        410     0301  DIRM410    0301RSU     |
      |                                                    |
      | Tape volume 4 of 4    LVL   UPGRADE    SUBSET      |
      | --------------------  ----  ---------- -------     |
      |   OSA         4.4.0   0401  VMOSASF440 0401RSU     |
      |   VM RTM      410     0302  VMRTM410   0302RSU     |
      |   HCD/HCM     4.4.0   0402  ZVMHCD440  0402RSU     |
      |                                                    |
      |----------------------------------------------------|
      |  4404RSU Stacked Product RSU -  March    26, 2004  |
      |----------------------------------------------------|
      |                                                    |
      | Tape volume 1 of 2    LVL   UPGRADE    SUBSET      |
      | --------------------  ----  ---------- -------     |
      |   z/VM        4.4.0   0402  ZVM440     0402RSU     |
      |   LE          4.4.0   0401  ZVM440     0402RSU     |
      |   TCP/IP      4.4.0   0402  TCPIP440   0402RSU     |
      |                                                    |
      | Tape volume 2 of 2    LVL   UPGRADE    SUBSET      |
      | --------------------  ----  ---------- -------     |
      |   HCD/HCM     4.4.0   0401  ZVMHCD440  0401RSU     |
      |   VM RTM      410     0302  VMRTM410   0302RSU     |
      |   VMPTK       440     0301  VMPTK440   0301RSU     |
      |   DIRM        410     0301  DIRM410    0301RSU     |
      |                                                    |
      |----------------------------------------------------|
      |  4403RSU Stacked Product RSU - December  29, 2003  |
      |----------------------------------------------------|
      |                                                    |
      | Tape volume 1 of 1    LVL   UPGRADE    SUBSET      |
      | --------------------  ----  ---------- -------     |
      |   z/VM        4.4.0   0401  ZVM440     0401RSU     |
      |   TCP/IP      4.4.0   0401  TCPIP440   0401RSU     |
      |   HCD/HCM     4.4.0   0301  ZVMHCD440  0301RSU     |
      |   VM RTM      410     0302  VMRTM410   0302RSU     |
      |   VMPTK       440     0301  VMPTK440   0301RSU     |
      |                                                    |
      |----------------------------------------------------|
      |  4402RSU Stacked Product RSU - September 29, 2003  |
      |----------------------------------------------------|
      |                                                    |
      | Tape volume 1 of 1    LVL   UPGRADE    SUBSET      |
      | --------------------  ----  ---------- -------     |
      |   z/VM        4.4.0   0302  ZVM440     0302RSU     |
      |   TCP/IP      4.4.0   0302  TCPIP440   0302RSU     |
      |   HCD/HCM     4.4.0   0301  ZVMHCD440  0301RSU     |
      |   VM RTM      410     0302  VMRTM410   0302RSU     |
      |   VMPTK       440     0301  VMPTK440   0301RSU     |
      |                                                    |
      |----------------------------------------------------|
      |  4401RSU Stacked Product RSU -  August  15,  2003  |
      |----------------------------------------------------|
      |                                                    |
      | Tape volume 1 of 1    LVL   UPGRADE    SUBSET      |
      | --------------------  ----  ---------- -------     |
      |   z/VM        4.4.0   0301  ZVM440     0301RSU     |
      |   TCP/IP      4.4.0   0301  TCPIP440   0301RSU     |
      |   HCD/HCM     4.4.0   0301  ZVMHCD440  0301RSU     |
      |   VM RTM      410     0301  VMRTM410   0301RSU     |
      |                                                    |
      |----------------------------------------------------|