1 files changed, 189 insertions, 190 deletions

diff --git a/book-enea-nfv-core-installation-guide/doc/high_availability.xml b/book-enea-nfv-core-installation-guide/doc/high_availability.xml
index a0c0eb3..b26c520 100644
--- a/book-enea-nfv-core-installation-guide/doc/high_availability.xml
+++ b/book-enea-nfv-core-installation-guide/doc/high_availability.xml
@@ -179,16 +179,16 @@
     complemented to show the components used for realizing the Doctor
     Architecture:</para>
 
-    <mediaobject>
-      <imageobject role="fo">
-        <imagedata align="center" contentwidth="600"
-                   fileref="images/functional_blocks.svg" />
-      </imageobject>
+    <figure>
+      <title>Functional Blocks Overview</title>
 
-      <imageobject role="html">
-        <imagedata align="center" fileref="images/functional_blocks.png" />
-      </imageobject>
-    </mediaobject>
+      <mediaobject>
+        <imageobject>
+          <imagedata align="center" fileref="images/functional_blocks.png"
+                     scale="70" />
+        </imageobject>
+      </mediaobject>
+    </figure>
 
     <section id="dr_fault_mg">
       <title>Doctor Fault Management</title>
@@ -202,29 +202,27 @@
       <para>The two pictures below show a typical fault management
       scenario:</para>
 
-      <mediaobject>
-        <imageobject role="fo">
-          <imagedata align="center" contentwidth="600"
-                     fileref="images/dr_fault_mg.svg" />
-        </imageobject>
+      <figure>
+        <title>Fault Management scenario (A)</title>
 
-        <imageobject role="html">
-          <imagedata align="center" fileref="images/dr_fault_mg.png" />
-        </imageobject>
-      </mediaobject>
+        <mediaobject>
+          <imageobject>
+            <imagedata align="center" fileref="images/dr_fault_mg.png"
+                       scale="70" />
+          </imageobject>
+        </mediaobject>
+      </figure>
 
-      <para></para>
+      <figure>
+        <title>Fault Management scenario (B)</title>
 
-      <mediaobject>
-        <imageobject role="fo">
-          <imagedata align="center" contentwidth="600"
-                     fileref="images/dr_fault_mg_2.svg" />
-        </imageobject>
-
-        <imageobject role="html">
-          <imagedata align="center" fileref="images/dr_fault_mg_2.png" />
-        </imageobject>
-      </mediaobject>
+        <mediaobject>
+          <imageobject>
+            <imagedata align="center" fileref="images/dr_fault_mg_2.png"
+                       scale="70" />
+          </imageobject>
+        </mediaobject>
+      </figure>
 
       <para>Enea NFV Core <xi:include
       href="../../s_docsrc_common/pardoc-distro.xml"
@@ -350,21 +348,21 @@
       password are <literal>admin</literal> and <literal>zabbix</literal>
       respectively.</para>
 
-      <mediaobject>
-        <imageobject role="fo">
-          <imagedata align="center" contentwidth="600"
-                     fileref="images/Zabbix_Home.svg" />
-        </imageobject>
+      <figure>
+        <title>Zabbix Dashboard</title>
 
-        <imageobject role="html">
-          <imagedata align="center" fileref="images/Zabbix_Home.png" />
-        </imageobject>
-      </mediaobject>
+        <mediaobject>
+          <imageobject>
+            <imagedata align="center" fileref="images/Zabbix_Home.png"
+                       scale="70" />
+          </imageobject>
+        </mediaobject>
+      </figure>
 
       <para>To forward Zabbix events to Vitrage, a new media type needs to be
       created and associated with a Zabbix Admin user.</para>
 
-      <para><emphasis role="bold">To create the Media Type which calls
+      <para><emphasis role="bold">Creating the Media Type which calls
       zabbix_vitrage.py</emphasis></para>
 
       <orderedlist>
@@ -390,16 +388,16 @@
             </listitem>
           </itemizedlist>
 
-          <mediaobject>
-            <imageobject role="fo">
-              <imagedata align="center" contentwidth="600"
-                         fileref="images/Zabbix_MediaType.svg" />
-            </imageobject>
+          <figure>
+            <title>Creating the Media Type</title>
 
-            <imageobject role="html">
-              <imagedata align="center" fileref="images/Zabbix_MediaType.png" />
-            </imageobject>
-          </mediaobject>
+            <mediaobject>
+              <imageobject>
+                <imagedata align="center"
+                           fileref="images/Zabbix_MediaType.png" scale="70" />
+              </imageobject>
+            </mediaobject>
+          </figure>
         </listitem>
 
         <listitem>
@@ -410,30 +408,28 @@
           list of existing users. Choose from this list, the
           <literal>admin</literal> alias:</para>
 
-          <mediaobject>
-            <imageobject role="fo">
-              <imagedata align="center"
-                         fileref="images/Zabbix_AdminSelectUsers.svg" />
-            </imageobject>
-
-            <imageobject role="html">
-              <imagedata align="center"
-                         fileref="images/Zabbix_AdminSelectUsers.png" />
-            </imageobject>
-          </mediaobject>
-
-          <para></para>
-
-          <mediaobject>
-            <imageobject role="fo">
-              <imagedata align="center" contentwidth="600"
-                         fileref="images/Zabbix_AdminUser.svg" />
-            </imageobject>
-
-            <imageobject role="html">
-              <imagedata align="center" fileref="images/Zabbix_AdminUser.png" />
-            </imageobject>
-          </mediaobject>
+          <figure>
+            <title>Existing Users</title>
+
+            <mediaobject>
+              <imageobject>
+                <imagedata align="center"
+                           fileref="images/Zabbix_AdminSelectUsers.png"
+                           scale="90" />
+              </imageobject>
+            </mediaobject>
+          </figure>
+
+          <figure>
+            <title>Choosing an Alias</title>
+
+            <mediaobject>
+              <imageobject>
+                <imagedata align="center"
+                           fileref="images/Zabbix_AdminUser.png" scale="70" />
+              </imageobject>
+            </mediaobject>
+          </figure>
         </listitem>
 
         <listitem>
@@ -441,16 +437,16 @@
           <literal>admin</literal> alias, click <literal>Add</literal> next to
           the <literal>Groups</literal> list:</para>
 
-          <mediaobject>
-            <imageobject role="fo">
-              <imagedata align="center" contentwidth="600"
-                         fileref="images/Zabbix_User.svg" />
-            </imageobject>
+          <figure>
+            <title>Adding Groups</title>
 
-            <imageobject role="html">
-              <imagedata align="center" fileref="images/Zabbix_User.png" />
-            </imageobject>
-          </mediaobject>
+            <mediaobject>
+              <imageobject>
+                <imagedata align="center" fileref="images/Zabbix_User.png"
+                           scale="70" />
+              </imageobject>
+            </mediaobject>
+          </figure>
         </listitem>
 
         <listitem>
@@ -471,17 +467,17 @@
             </listitem>
           </itemizedlist>
 
-          <mediaobject>
-            <imageobject role="fo">
-              <imagedata align="center" contentwidth="600"
-                         fileref="images/Zabbix_AdminUserSelectGroup.svg" />
-            </imageobject>
-
-            <imageobject role="html">
-              <imagedata align="center"
-                         fileref="images/Zabbix_AdminUserSelectGroup.png" />
-            </imageobject>
-          </mediaobject>
+          <figure>
+            <title>Updating the User Groups</title>
+
+            <mediaobject>
+              <imageobject>
+                <imagedata align="center"
+                           fileref="images/Zabbix_AdminUserSelectGroup.png"
+                           scale="70" />
+              </imageobject>
+            </mediaobject>
+          </figure>
         </listitem>
 
         <listitem>
@@ -526,17 +522,17 @@
             </listitem>
           </itemizedlist>
 
-          <mediaobject>
-            <imageobject role="fo">
-              <imagedata align="center" contentwidth="600"
-                         fileref="images/Zabbix_AdminUserMediaAdd.svg" />
-            </imageobject>
-
-            <imageobject role="html">
-              <imagedata align="center"
-                         fileref="images/Zabbix_AdminUserMediaAdd.png" />
-            </imageobject>
-          </mediaobject>
+          <figure>
+            <title>Creating the Vitrage Notifications</title>
+
+            <mediaobject>
+              <imageobject>
+                <imagedata align="center"
+                           fileref="images/Zabbix_AdminUserMediaAdd.png"
+                           scale="70" />
+              </imageobject>
+            </mediaobject>
+          </figure>
         </listitem>
 
         <listitem>
@@ -569,16 +565,16 @@ value={TRIGGER.VALUE}
 priority={TRIGGER.NSEVERITY}
 lastchange={EVENT.DATE} {EVENT.TIME}</programlisting>
 
-              <mediaobject>
-                <imageobject role="fo">
-                  <imagedata align="center" contentwidth="600"
-                             fileref="images/Zabbix_Action.svg" />
-                </imageobject>
+              <figure>
+                <title>Configuring an action</title>
 
-                <imageobject role="html">
-                  <imagedata align="center" fileref="images/Zabbix_Action.png" />
-                </imageobject>
-              </mediaobject>
+                <mediaobject>
+                  <imageobject>
+                    <imagedata align="center"
+                               fileref="images/Zabbix_Action.png" scale="70" />
+                  </imageobject>
+                </mediaobject>
+              </figure>
             </listitem>
           </itemizedlist>
         </listitem>
@@ -590,17 +586,17 @@ lastchange={EVENT.DATE} {EVENT.TIME}</programlisting>
           <literal>Trigger value = PROBLEM</literal>, before saving your
           changes.</para>
 
-          <mediaobject>
-            <imageobject role="fo">
-              <imagedata align="center" contentwidth="600"
-                         fileref="images/Zabbix_ActionConditions.svg" />
-            </imageobject>
-
-            <imageobject role="html">
-              <imagedata align="center"
-                         fileref="images/Zabbix_ActionConditions.png" />
-            </imageobject>
-          </mediaobject>
+          <figure>
+            <title>Configuring Conditions</title>
+
+            <mediaobject>
+              <imageobject>
+                <imagedata align="center"
+                           fileref="images/Zabbix_ActionConditions.png"
+                           scale="70" />
+              </imageobject>
+            </mediaobject>
+          </figure>
         </listitem>
 
         <listitem>
@@ -626,40 +622,43 @@ lastchange={EVENT.DATE} {EVENT.TIME}</programlisting>
                 </listitem>
               </itemizedlist>
 
-              <mediaobject>
-                <imageobject role="fo">
-                  <imagedata align="center" contentwidth="600"
-                             fileref="images/Zabbix_ActionOperations.svg" />
-                </imageobject>
-
-                <imageobject role="html">
-                  <imagedata align="center"
-                             fileref="images/Zabbix_ActionOperations.png" />
-                </imageobject>
-              </mediaobject>
+              <figure>
+                <title>Configuring Operations</title>
+
+                <mediaobject>
+                  <imageobject>
+                    <imagedata align="center"
+                               fileref="images/Zabbix_ActionOperations.png"
+                               scale="70" />
+                  </imageobject>
+                </mediaobject>
+              </figure>
             </listitem>
           </itemizedlist>
         </listitem>
 
         <listitem>
-          <para>In the <literal>Configuration</literal> tab, under <literal>Templates</literal>, look for and select the template named <filename>Template App Zabbix Agent</filename> and click on <literal>Items</literal>.</para>
+          <para>In the <literal>Configuration</literal> tab, under
+          <literal>Templates</literal>, look for and select the template named
+          <filename>Template App Zabbix Agent</filename> and click on
+          <literal>Items</literal>.</para>
         </listitem>
 
         <listitem>
           <para>Select the item <literal>Agent ping</literal> to open and edit
           it:</para>
 
-          <mediaobject>
-            <imageobject role="fo">
-              <imagedata align="center" contentwidth="600"
-                         fileref="images/Zabbix_ConfigTemplatesZabbixAgent.svg" />
-            </imageobject>
-
-            <imageobject role="html">
-              <imagedata align="center"
-                         fileref="images/Zabbix_ConfigTemplatesZabbixAgent.png" />
-            </imageobject>
-          </mediaobject>
+          <figure>
+            <title>Configuring Items</title>
+
+            <mediaobject>
+              <imageobject>
+                <imagedata align="center"
+                           fileref="images/Zabbix_ConfigTemplatesZabbixAgent.png"
+                           scale="70" />
+              </imageobject>
+            </mediaobject>
+          </figure>
         </listitem>
 
         <listitem>
@@ -667,17 +666,17 @@ lastchange={EVENT.DATE} {EVENT.TIME}</programlisting>
           sec)</literal> to 10 seconds, and click
           <literal>Update</literal>:</para>
 
-          <mediaobject>
-            <imageobject role="fo">
-              <imagedata align="center" contentwidth="600"
-                         fileref="images/Zabbix_ConfigTemplateZabbixAgentPing.svg" />
-            </imageobject>
-
-            <imageobject role="html">
-              <imagedata align="center"
-                         fileref="images/Zabbix_ConfigTemplateZabbixAgentPing.png" />
-            </imageobject>
-          </mediaobject>
+          <figure>
+            <title>Setting a new Update Interval</title>
+
+            <mediaobject>
+              <imageobject>
+                <imagedata align="center"
+                           fileref="images/Zabbix_ConfigTemplateZabbixAgentPing.png"
+                           scale="70" />
+              </imageobject>
+            </mediaobject>
+          </figure>
         </listitem>
 
         <listitem>
@@ -690,17 +689,17 @@ lastchange={EVENT.DATE} {EVENT.TIME}</programlisting>
           <para>Select <literal>Zabbix agent on {HOST.NAME} is unreachable for
           5 minutes</literal> to open and edit the trigger:</para>
 
-          <mediaobject>
-            <imageobject role="fo">
-              <imagedata align="center" contentwidth="600"
-                         fileref="images/Zabbix_ConfigTemplateZabbixAgentTrigger1.svg" />
-            </imageobject>
-
-            <imageobject role="html">
-              <imagedata align="center"
-                         fileref="images/Zabbix_ConfigTemplateZabbixAgentTrigger1.png" />
-            </imageobject>
-          </mediaobject>
+          <figure>
+            <title>Selecting a Trigger to edit</title>
+
+            <mediaobject>
+              <imageobject>
+                <imagedata align="center"
+                           fileref="images/Zabbix_ConfigTemplateZabbixAgentTrigger1.png"
+                           scale="70" />
+              </imageobject>
+            </mediaobject>
+          </figure>
         </listitem>
 
         <listitem>
@@ -709,17 +708,17 @@ lastchange={EVENT.DATE} {EVENT.TIME}</programlisting>
           condition every 20 seconds. Set the severity to
           <literal>HIGH</literal> and click <literal>Update</literal>:</para>
 
-          <mediaobject>
-            <imageobject role="fo">
-              <imagedata align="center" contentwidth="600"
-                         fileref="images/Zabbix_ConfigTemplateZabbixAgentTrigger2.svg" />
-            </imageobject>
-
-            <imageobject role="html">
-              <imagedata align="center"
-                         fileref="images/Zabbix_ConfigTemplateZabbixAgentTrigger2.png" />
-            </imageobject>
-          </mediaobject>
+          <figure>
+            <title>Configuring Trigger Settings</title>
+
+            <mediaobject>
+              <imageobject>
+                <imagedata align="center"
+                           fileref="images/Zabbix_ConfigTemplateZabbixAgentTrigger2.png"
+                           scale="70" />
+              </imageobject>
+            </mediaobject>
+          </figure>
         </listitem>
       </orderedlist>
 
@@ -747,17 +746,17 @@ lastchange={EVENT.DATE} {EVENT.TIME}</programlisting>
       must be placed in <literal>/etc/vitrage/templates</literal> on the node
       that have the Vitrage role.</para>
 
-      <mediaobject>
-        <imageobject role="fo">
-          <imagedata align="center" contentwidth="600"
-                     fileref="images/Vitrage_ConfigurationRole.svg" />
-        </imageobject>
-
-        <imageobject role="html">
-          <imagedata align="center"
-                     fileref="images/Vitrage_ConfigurationRole.png" />
-        </imageobject>
-      </mediaobject>
+      <figure>
+        <title>Available Additional Templates</title>
+
+        <mediaobject>
+          <imageobject>
+            <imagedata align="center"
+                       fileref="images/Vitrage_ConfigurationRole.png"
+                       scale="70" />
+          </imageobject>
+        </mediaobject>
+      </figure>
 
       <para>The example below shows how to program Vitrage to mark failed
       compute hosts as down and then to change the state of the instances to