Oracle Database B10772-01 Administrator's Manual page 465

Default Setting: This value is automatically populated from the DEFAULT_
ADMIN_CONTEXT setting in the ldap.ora file by default.
This places new user entries directly under the Oracle
Context's parent entry.
In 10g Release 1 (10.1), this is not the preferred location for
user entries, so do not use the default setting for this
parameter unless it is specifically desired. Instead, Oracle
recommends that you use "cn=Users, <realm_DN>" as
your default. Refer to
Oracle Context"
diagram that shows an Oracle Context.
Syntax Examples: CONTEXT="c=Users, c=us"
Description: Specifies the DN of the parent entry under which user entries
are created in the directory if there is no directory entry that
matches the userID for the user.
Restrictions: This parameter is only valid for phase one.
Keyword: LOGFILE
Valid Values: File name and path.
Default Setting: $ORACLE_HOME/network/log/umu.log
Syntax Examples: LOGFILE=home/orahome/network/log/filename.log
Description: Specifies the log file where details about the migration for
each user are written.
Restrictions: None
Keyword: PARFILE
File name and path.
Valid Values:
Default Setting: No default setting.
Syntax Examples: PARFILE=home/orahome/network/usr/par.txt
User Migration Utility Parameters
Figure 11–3, "Related Entries in a Realm
on page 11-16 for a directory information tree
Using the User Migration Utility G-19