Email Notification Configuration

Connect Sys user with SYSDBA rights and execute following

GRANT EXECUTE ON UTL_HTTP to &db_user;
GRANT EXECUTE ON UTL_TCP to &db_user;
GRANT EXECUTE ON UTL_SMTP to &db_user;
GRANT EXECUTE ON UTL_INADDR to &db_user;

Connect System user and execute following

begin
  dbms_network_acl_admin.create_acl (
    acl         => 'SendEmailService.xml',
    description => 'Send Email via Webservice',
    principal   => '&db_user',
    is_grant    => TRUE,
    privilege   => 'connect'
    );
    commit;
end;
/

begin
  dbms_network_acl_admin.add_privilege (
  acl       => 'SendEmailService.xml',
  principal => '&db_user',
  is_grant  => TRUE,
  privilege => 'resolve'
  );
  commit;
end;
/

begin
  dbms_network_acl_admin.assign_acl(
  acl  => 'SendEmailService.xml',
  host => '&webservice'
  );
  commit;
end;
/

Test it using below;

BEGIN
SET_SEND_EMAIL_PKG.SEND_EMAIL('Your Email Address',
                                              NULL,
                                              GET_SYS_DEFAULT('EMAIL_SERVER_IP'),
                                              GET_SYS_DEFAULT('EMAIL_SERVER_PORT'),
                                              GET_SYS_DEFAULT('EMAIL_FROM'),
                                              'Test Subject',
                                              'Test Message',
                                              NULL,
                                              NULL,
                                              NULL); 
END;

To verify the above script is successfully executed;

SELECT * FROM dba_network_acl_privileges;
SELECT * FROM dba_network_acls;
SELECT * FROM user_network_acl_privileges ; 

Note:

• Where “host” is the IP of the Email Server (‘*’ means auto find the specific email server)
• Where “principal” is the Schema / Database Username where import the database