diff --git a/doc/config-reference/networking/section_networking-plugins-ml2.xml b/doc/config-reference/networking/section_networking-plugins-ml2.xml
index c6e4b55319..29e373bd7d 100644
--- a/doc/config-reference/networking/section_networking-plugins-ml2.xml
+++ b/doc/config-reference/networking/section_networking-plugins-ml2.xml
@@ -9,7 +9,9 @@
          xmlns:ns="http://docbook.org/ns/docbook"
          version="5.0">
 <title>Modular Layer 2 (ml2) Configuration Options</title>
-<para>Lorem Ipsum</para>
+<para>The Modular Layer 2 (ml2) plugin has two components, network types and
+    mechanisms, that can be configured separately. Such configuration options are
+    described in the subsections.</para>
 <xi:include href="../../common/tables/neutron-ml2.xml"/>
 <section xml:id="networking-plugin-ml2_flat">
 <title>Modular Layer 2 (ml2) Flat Type Configuration Options</title>