// configure your bundle. See the documentation linked above for
         // more information on that topic.
 
+       //TODO: see https://github.com/symfony/symfony/blob/master/src/Symfony/Bundle/FrameworkBundle/DependencyInjection/Configuration.php for default value and description
+       //TODO: see http://symfony.com/doc/current/components/config/definition.html
+       //TODO: use bin/console config:dump-reference to dump class infos
+       $rootNode
+               ->children()
+                       ->scalarNode('jpack')->end()
+                       ->scalarNode('cpack')->end()
+                       ->scalarNode('prefix')->end()
+                       ->scalarNode('scheme')->end()
+                       ->integerNode('timeout')->end()
+               ->end();
+
         return $treeBuilder;
     }
 }