diff --git a/Doc/Sdi/icinga.xml b/Doc/Sdi/icinga.xml
index 4c89f76b3fcbb4a83252fa25c71902a0b2b641de..4c57f644a1eab43fcc876cb3dec99bbb058dd3b1 100644
--- a/Doc/Sdi/icinga.xml
+++ b/Doc/Sdi/icinga.xml
@@ -11,11 +11,16 @@
          xmlns:db="http://docbook.org/ns/docbook">
   <title>Icinga 2</title>
 
+  <para>With respect to newer modules you may want to install newer icinga2
+  packages provided by the <link
+  xlink:href="https://packages.icinga.com/debian/#indexlist">Icinga Debian
+  package repository</link>.</para>
+
   <itemizedlist>
     <listitem>
       <para><link
-      xlink:href="https://www.linode.com/docs/uptime/monitoring/install-icinga2-monitoring-on-debian-9">Install
-      Icinga 2 Monitoring on Debian 9</link></para>
+      xlink:href="https://www.howtoforge.com/tutorial/how-to-install-icinga2-on-debian-9">How
+      to Install Icinga 2 Monitoring Tool on Debian 9.2</link></para>
     </listitem>
 
     <listitem>
@@ -30,7 +35,54 @@
     </listitem>
   </itemizedlist>
 
-  <para>Configuration validation:</para>
+  <para>Installation road map:</para>
+
+  <orderedlist>
+    <listitem>
+      <para>Base system + icinga web</para>
+    </listitem>
+
+    <listitem>
+      <para>Setting up <productname>Icinga 2</productname> API (prerequisite
+      for the <quote>director</quote> module)</para>
+    </listitem>
+
+    <listitem>
+      <para>Configure <quote>director</quote> module.</para>
+    </listitem>
+  </orderedlist>
+
+  <tip>
+    <itemizedlist>
+      <listitem>
+        <para>Configuration validation:</para>
+
+        <screen><command>icinga2</command> <option>daemon</option> -<option>-validate</option></screen>
+      </listitem>
+
+      <listitem>
+        <para>Module <quote>setup</quote> activation being prerequisite for
+        executing <command>icingacli</command> <option>setup</option>
+        <option>...</option> commands:</para>
+
+        <screen><command>icingacli</command> <option>module</option> <option>enable</option> <option>setup</option></screen>
+      </listitem>
+
+      <listitem>
+        <para>Command feature activation:</para>
+
+        <screen><command>icinga2</command> <option>feature</option> <option>enable</option> <option>command</option>
+<command>systemctl</command> <option>restart</option> <option>icinga2.service</option></screen>
+      </listitem>
+
+      <listitem>
+        <para>vim <productname>Icinga</productname> configuration file syntax
+        highlighting:</para>
 
-  <screen>icinga2 daemon --validate</screen>
+        <screen><command>aptitude</command> <option>install</option> <option>vim-icinga2</option>
+<command>mkdir</command> <option>-p</option> <option>~/.vim/syntax</option>
+<command>ln</command> <option>-s</option> <option>/usr/share/vim/addons/syntax/icinga2.vim</option> <option>~/.vim/syntax</option></screen>
+      </listitem>
+    </itemizedlist>
+  </tip>
 </chapter>