+<!ATTLIST storage typeId CDATA #REQUIRED>
+
+<!ELEMENT mount EMPTY>
+<!ATTLIST mount id CDATA #REQUIRED>
+<!ATTLIST mount name CDATA #REQUIRED>
+
+<!ELEMENT mstorage EMPTY>
+<!ATTLIST mstorage typeId CDATA #REQUIRED>
+<!ATTLIST mstorage name CDATA #REQUIRED>