Installation guide
5. Database Engine Configuration dialog box appears. Select Windows
authentication mode.
After this, follow the instructions that appear on the screen to complete the
setup.
3. Validating the network connection
Because SQL Server 2008 R2 Express permits only the local client connection by
default, you need to enable the network connection.
In addition, SQL Server Browser must be started and Firewall exceptions must be
created.
Reference: Refer to the following site for more details.
http://support.microsoft.com/kb/914277/en-us
4. Creating a database
Run the following command on a command prompt window. Always use pvminf
as the database name used as the configuration database.