diff --git a/chapter06/libnl.xml b/chapter06/libnl.xml
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+<?xml version="1.0" encoding="ISO-8859-1"?>
+<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
+  "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
+  <!ENTITY % general-entities SYSTEM "../general.ent">
+  %general-entities;
+]>
+
+<sect1 id="ch-system-libnl" role="wrap">
+  <?dbhtml filename="libnl.html"?>
+
+  <sect1info condition="script">
+    <productname>libnl</productname>
+    <productnumber>&libnl-version;</productnumber>
+    <address>&libnl-url;</address>
+  </sect1info>
+
+  <title>Libnl-&libnl-version;</title>
+
+  <indexterm zone="ch-system-libnl">
+    <primary sortas="a-Libnl">Libnl</primary>
+  </indexterm>
+
+  <sect2 role="package">
+    <title/>
+
+    <para>The Libnl package contains a collection of libraries providing APIs to netlink protocol based
+    Linux kernel interfaces.</para>
+
+    <segmentedlist>
+      <segtitle>&buildtime;</segtitle>
+      <segtitle>&diskspace;</segtitle>
+
+      <seglistitem>
+        <seg>&libnl-ch6-sbu;</seg>
+        <seg>&libnl-ch6-du;</seg>
+      </seglistitem>
+    </segmentedlist>
+
+  </sect2>
+
+  <sect2 role="installation">
+    <title>Installation of Libnl</title>
+
+    <para>Prepare Libnl for compilation:</para>
+
+<screen><userinput remap="configure">./configure --prefix=/usr --sysconfdir=/etc</userinput></screen>
+
+    <para>Compile the package:</para>
+
+<screen><userinput remap="make">make</userinput></screen>
+
+    <para>This package does not come with a test suite.</para>
+
+    <para>Install the package:</para>
+
+<screen><userinput remap="install">make install</userinput></screen>
+
+  </sect2>
+
+  <sect2 id="contents-libnl" role="content">
+    <title>Contents of Libnl</title>
+
+    <segmentedlist>
+      <segtitle>Installed libraries</segtitle>
+      <segtitle>Installed directories</segtitle>
+
+      <seglistitem>
+        <seg>libnl-cli.so,libnl-genl.so,libnl-nf.so,libnl-route.so,
+        libnl.so</seg>
+        <seg>/etc/libnl,/usr/include/netlink,/usr/include/netlink/genl,
+        /usr/include/netlink/netfilter,/usr/include/netlink/route</seg>
+      </seglistitem>
+    </segmentedlist>
+
+    <variablelist>
+      <bridgehead renderas="sect3">Short Descriptions</bridgehead>
+      <?dbfo list-presentation="list"?>
+      <?dbhtml list-presentation="table"?>
+
+      <varlistentry id="libnl-cli">
+        <term><filename class="libraryfile">libnl-cli</filename></term>
+        <listitem>
+          <para></para>
+          <indexterm zone="ch-system-libnl">
+            <primary sortas="c-libnl-cli">libnl-cli</primary>
+          </indexterm>
+        </listitem>
+      </varlistentry>
+
+      <varlistentry id="libnl-genl">
+        <term><filename class="libraryfile">libnl-genl</filename></term>
+        <listitem>
+          <para>Contains support for the generic netlink protocol, an extended version of the netlink
+          protocol</para>
+          <indexterm zone="ch-system-libnl">
+            <primary sortas="c-libnl-genl">libnl-genl</primary>
+          </indexterm>
+        </listitem>
+      </varlistentry>
+
+      <varlistentry id="libnl-nf">
+        <term><filename class="libraryfile">libnl-nf</filename></term>
+        <listitem>
+          <para>Contains support for netlink based netfilter configuration and monitoring interfaces
+          (conntrack, log, queue)</para>
+          <indexterm zone="ch-system-libnl">
+            <primary sortas="c-libnl-nf">libnl-nf</primary>
+          </indexterm>
+        </listitem>
+      </varlistentry>
+
+      <varlistentry id="libnl-route">
+        <term><filename class="libraryfile">libnl-route</filename></term>
+        <listitem>
+          <para>Contains support for the configuration of interfaces of the NETLINK_ROUTE family including
+          network interfaces, routes, addresses, neighbours, and traffic control</para>
+          <indexterm zone="ch-system-libnl">
+            <primary sortas="c-libnl-route">libnl-route</primary>
+          </indexterm>
+        </listitem>
+      </varlistentry>
+
+      <varlistentry id="libnl">
+        <term><filename class="libraryfile">libnl</filename></term>
+        <listitem>
+          <para>Contains support for implementing the fundamentals required to use the netlink protocol
+          such as socket handling, message construction and parsing, and sending and receiving of
+          data.</para>
+          <indexterm zone="ch-system-libnl">
+            <primary sortas="c-libnl">libnl</primary>
+          </indexterm>
+        </listitem>
+      </varlistentry>
+    </variablelist>
+
+  </sect2>
+
+</sect1>