Oracle SUN SPARC SOLARIS 2.6 A86091-02 - Manual (Page 27)

Installing Unified Messaging
Installing and Configuring Unified Messaging 2-11
S The ORACLE_HOME for Oracle UM 2.1.2 screen appears.
Specifying File Locations
On this screen you must specify the location of your Oracle Home, where Unified
Messaging is to be installed.
Enter the directory path of the ORACLE_HOME where Unified Messaging is
installed and click Next. The ORACLE_SIDs for UM 2.1.2 screen displays.