|----------------------------------------------------|
      | ***  CONTENT OF z/VM  4.2.0 STACKED RSU  ***       |
      |  4207RSU Stacked Product RSU - November 20, 2003   |
      |----------------------------------------------------|
      | Tape volume 1 of 4    LVL   UPGRADE    SUBSET      |
      |   ------------------  ----  ---------- -------     |
      |   z/VM       4.2.0    0303  ZVM420     0303RSU     |
      |                                                    |
      | Tape volume 2 of 4    LVL   UPGRADE    SUBSET      |
      |   ------------------  ----  ---------- -------     |
      |   LE         1.8.0    0201  VMLE180    0201RSU     |
      |   OSA/SF     2.2.0    0301  VMOSASF220 0301RSU     |
      |                                                    |
      | Tape volume 3 of 4    LVL   UPGRADE    SUBSET      |
      |   ------------------  ----  ---------- -------     |
      |   TCP/IP     4.2.0    0303  TCPIP420   0303RSU     |
      |   VM RTM     410      0201  VMRTM410   0201RSU     |
      |                                                    |
      | Tape volume 4 of 4    LVL   UPGRADE    SUBSET      |
      |   ------------------  ----  ---------- -------     |
      |   VM PRF     410      0301  VMPRF410   0301RSU     |
      |   DirMaint   420      0201  DIRM410    0201RSU     |
      |   RSCS       320      0201  RSCSV32    0201RSU     |
      |                                                    |
      |----------------------------------------------------|
      |  4206RSU Stacked Product RSU - July     10, 2003   |
      |----------------------------------------------------|
      | Tape volume 1 of 4    LVL   UPGRADE    SUBSET      |
      |   ------------------  ----  ---------- -------     |
      |   z/VM       4.2.0    0302  ZVM420     0302RSU     |
      |                                                    |
      | Tape volume 2 of 4    LVL   UPGRADE    SUBSET      |
      |   ------------------  ----  ---------- -------     |
      |   LE         1.8.0    0201  VMLE180    0201RSU     |
      |   OSA/SF     2.2.0    0301  VMOSASF220 0301RSU     |
      |                                                    |
      | Tape volume 3 of 4    LVL   UPGRADE    SUBSET      |
      |   ------------------  ----  ---------- -------     |
      |   TCP/IP     4.2.0    0302  TCPIP420   0302RSU     |
      |   VM RTM     410      0201  VMRTM410   0201RSU     |
      |                                                    |
      | Tape volume 4 of 4    LVL   UPGRADE    SUBSET      |
      |   ------------------  ----  ---------- -------     |
      |   VM PRF     410      0301  VMPRF410   0301RSU     |
      |   DirMaint   420      0201  DIRM410    0201RSU     |
      |   RSCS       320      0201  RSCSV32    0201RSU     |
      |                                                    |
      |----------------------------------------------------|
      |  4205RSU Stacked Product RSU - April    17, 2003   |
      |----------------------------------------------------|
      | Tape volume 1 of 4    LVL   UPGRADE    SUBSET      |
      |   ------------------  ----  ---------- -------     |
      |   z/VM       4.2.0    0301  ZVM420     0301RSU     |
      |   LE         1.8.0    0201  VMLE180    0201RSU     |
      |                                                    |
      | Tape volume 2 of 4    LVL   UPGRADE    SUBSET      |
      |   ------------------  ----  ---------- -------     |
      |   OSA/SF     2.2.0    0301  VMOSASF220 0301RSU     |
      |                                                    |
      | Tape volume 3 of 4    LVL   UPGRADE    SUBSET      |
      |   ------------------  ----  ---------- -------     |
      |   TCP/IP     4.2.0    0301  TCPIP420   0301RSU     |
      |   VM RTM     410      0201  VMRTM410   0201RSU     |
      |                                                    |
      | Tape volume 4 of 4    LVL   UPGRADE    SUBSET      |
      |   ------------------  ----  ---------- -------     |
      |   VM PRF     410      0301  VMPRF410   0301RSU     |
      |   DirMaint   420      0201  DIRM410    0201RSU     |
      |   RSCS       320      0201  RSCSV32    0201RSU     |
      |                                                    |
      |----------------------------------------------------|
      |  4204RSU Stacked Product RSU - January  16, 2003   |
      |----------------------------------------------------|
      |       z/VM   4.2.0  0203 - volume 1 of 3           |
      |       LE     1.8.0  0201 - volume 1 of 3           |
      |                                                    |
      |       TCP/IP 4.2.0  0202 - volume 2 of 3           |
      |       VM RTM   410  0201 - volume 2 of 3           |
      |       OSA    2.2.0  0102 - volume 2 of 3           |
      |                                                    |
      |       VM PRF   410  0201 - volume 3 of 3           |
      |       DirMaint 420  0201 - volume 3 of 3           |
      |       RSCS     320  0201 - volume 3 of 3           |
      |                                                    |
      |----------------------------------------------------|
      |  4203RSU Stacked Product RSU - September 6, 2002   |
      |----------------------------------------------------|
      |       z/VM   4.2.0  0202 - volume 1 of 3           |
      |       LE     1.8.0  0201 - volume 1 of 3           |
      |                                                    |
      |       TCP/IP 4.2.0  0201 - volume 2 of 3           |
      |       VM RTM   410  0201 - volume 2 of 3           |
      |       OSA    2.2.0  0102 - volume 2 of 3           |
      |                                                    |
      |       VM PRF   410  0201 - volume 3 of 3           |
      |       DirMaint 420  0201 - volume 3 of 3           |
      |       RSCS     320  0201 - volume 3 of 3           |
      |                                                    |
      |----------------------------------------------------|
      |  4202RSU Stacked Product RSU -   July    8, 2002   |
      |----------------------------------------------------|
      |       z/VM   4.2.0  0201 - volume 1 of 3           |
      |       LE     1.8.0  0201 - volume 1 of 3           |
      |                                                    |
      |       TCP/IP 4.2.0  0201 - volume 2 of 3           |
      |       VM RTM   410  0201 - volume 2 of 3           |
      |       OSA    2.2.0  0102 - volume 2 of 3           |
      |                                                    |
      |       VM PRF   410  0201 - volume 3 of 3           |
      |       DirMaint 420  0201 - volume 3 of 3           |
      |       RSCS     320  0201 - volume 3 of 3           |
      |                                                    |
      |----------------------------------------------------|
      |  4201RSU Stacked Product RSU - October  26, 2001   |
      |----------------------------------------------------|
      |       z/VM   4.2.0  0101 - volume 1 of 1           |
      |       TCP/IP 4.2.0  0101 - volume 1 of 1           |
      |       VM PRF   410  0101 - volume 1 of 1           |
      |       VM RTM   410  0101 - volume 1 of 1           |
      |       DirMaint 410  0101 - volume 1 of 1           |
      |                                                    |
      |----------------------------------------------------|