Environment Variables for Oracle Internet Directory Tools

Before executing any of the Oracle Internet Directory tools, you must set the environment variables.

The following variables can also be added to the software owner’s environment file, so that the variables are set at user login. These variables should be set on both the source 11g environment and the target 12c environment OID instance hosts.
ORACLE_HOME
ORACLE_INSTANCE
TNS_ADMIN
DOMAIN_HOME (should be set to the value of MSERVER_HOME)

For more information, see Setting Environment Variables for Oracle Internet Directory Tools.