Microsoft Windows Unified Data Storage Server 2003 (WUDSS) continues the
evolution of the Microsoft Windows Storage Server 2003 product line and
includes new features such as the Microsoft iSCSI Software Target technology,
a new and revised storage server setup experience, new integrated share and
storage management snap-ins, among many other new and enhanced features.

CD1 - Windows Storage Server 2003 Installation files
CD2 - Windows Storage Server 2003 R2 Installation files
CD3 - Windows Server 2003 Service Pack 2
CD4 - Windows Unified Data Storage Server 2003 Component files

Windows Unified Data Storage Server 2003 Installation Steps:

a. Run CD4\Storage Management and Java RDP\x64\Storage Management\WUDSS_Registry_Key.zip. 
b. Run CD4\Storage Management and Java RDP\x64\Storage Management\WindowsServer2003-KB919455-x64-ENU.exe
c. Install Internet Information Server (IIS)
d. Run CD4\Storage Management and Java RDP\x64\Windows Server Remote Administration Applet\WindowsServer2003-KB919458-x64-ENU.exe
e. Run CD4\Storage Management and Java RDP\x64\Storage Management\WindowsServer2003-KB941003-x64-ENU.exe
f. Run CD4\iSCSI Target\iscsitarget-x64.exe
g. Run CD4\iSCSI Target\iscsitargetVDS-x64.exe
h. Run CD4\iSCSI Target\iscsitargetVSS-x64.exe