anchor.diff:  
   The next step is creating an _opennms_ database user with password and configure the authentication method.
   
  -.Create database user _opennms_ and a database _opennms_ with the owner of the created user.
  +.Accounting and database management for _OpenNMS_
   [source, shell]
   ----
   su - postgres
  
positive.code: 
  NOTE: It is not necessary to add _OpenNMS_ to the run level manually, it is automatically added after setup.
  
  .Start _OpenNMS_ without restarting the system
  [source, shell]
  ----
  service opennms start
  
negative.code: 
  NOTE: It is not necessary to change the authentication method in `pg_hba.conf`, it is by default set to `md5` for localhost connections.
  
  [source, shell]
  ----
  vi ${OPENNMS_HOME}/etc/opennms-datasource.xml
  ----
  
  .Configuration for database authentication in _OpenNMS_
  [source, xml]
  ----
  <jdbc-data-source name="opennms"
  