Need help on EZCONNECT

Hi All,

I have my db_domain = world and I have below entry in my sqlnet.ora. When i try to connect to the database with GGTRAC2 it is not connecting but if i try to connect GGTRAC2.world it is working. I am trying to use EZCONNECT to connect.

NAMES.DEFAULT_DOMAIN = world

NAME.DEFAULT_ZONE = world

sqlplus raj/raj@192.168.160.130:1521/GGTRAC2

NAME                                 TYPE        VALUE

------------------------------------ ----------- ------------------------------

db_domain                            string

SQL> show parameter service

NAME                                 TYPE        VALUE

------------------------------------ ----------- ------------------------------

service_names                        string      GGTRAC2

SQL> select * from global_name;

GLOBAL_NAME

--------------------------------------------------------------------------------

GGTRAC2

################################

I have below settings in one database and when i try to use DBNAME.World it is not working. could some one clarify on the below.