> you may create another os user and the os user are not in the same group with your oracle owner. Alternatively you can change the unix group names for OSDBA and SYSDBA OS authentication in your config.s file under rdbms/lib directory and relink Oracle's binaries... That way the users that don't have the specified OS group will have to supply the password for logging on with sysdba privileges. Tanel. ---------------------------------------------------------------- Please see the official ORACLE-L FAQ: http://www.orafaq.com ---------------------------------------------------------------- To unsubscribe send email to: oracle-l-request@xxxxxxxxxxxxx put 'unsubscribe' in the subject line. -- Archives are at //www.freelists.org/archives/oracle-l/ FAQ is at //www.freelists.org/help/fom-serve/cache/1.html -----------------------------------------------------------------