diff --git a/Doc/Sdi/Fig/ldaptree.fig b/Doc/Sdi/Fig/ldaptree.fig
new file mode 100644
index 0000000000000000000000000000000000000000..e340ecee697c12556e8a91a0bb5b1236fdb4db30
--- /dev/null
+++ b/Doc/Sdi/Fig/ldaptree.fig
@@ -0,0 +1,101 @@
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+Landscape
+Center
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+4 0 0 900 -1 30 24 0.0000 4 285 1335 5580 5175 Entries\001
diff --git a/Doc/Sdi/apache.xml b/Doc/Sdi/apache.xml
new file mode 100644
index 0000000000000000000000000000000000000000..f922fa41b4d0faeee5133575577171123ebdec02
--- /dev/null
+++ b/Doc/Sdi/apache.xml
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<chapter version="5.0" xml:id="sdiApache"
+ xmlns="http://docbook.org/ns/docbook"
+ xmlns:xlink="http://www.w3.org/1999/xlink"
+ xmlns:xi="http://www.w3.org/2001/XInclude"
+ xmlns:svg="http://www.w3.org/2000/svg"
+ xmlns:m="http://www.w3.org/1998/Math/MathML"
+ xmlns:html="http://www.w3.org/1999/xhtml"
+ xmlns:db="http://docbook.org/ns/docbook">
+ <title></title>
+
+ <para/>
+</chapter>
diff --git a/Doc/Sdi/ldap.xml b/Doc/Sdi/ldap.xml
new file mode 100644
index 0000000000000000000000000000000000000000..baa04a83d4750b8d4de61f84b53f55cd61c49bd9
--- /dev/null
+++ b/Doc/Sdi/ldap.xml
@@ -0,0 +1,370 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<chapter version="5.0" xml:id="sdiLdap" xmlns="http://docbook.org/ns/docbook"
+ xmlns:xlink="http://www.w3.org/1999/xlink"
+ xmlns:xi="http://www.w3.org/2001/XInclude"
+ xmlns:svg="http://www.w3.org/2000/svg"
+ xmlns:m="http://www.w3.org/1998/Math/MathML"
+ xmlns:html="http://www.w3.org/1999/xhtml"
+ xmlns:db="http://docbook.org/ns/docbook">
+ <title>LDAP</title>
+
+ <section xml:id="ldapPrepare">
+ <title>Recommended Preparations</title>
+
+ <para>Introductory Material</para>
+
+ <itemizedlist>
+ <listitem>
+ <para><uri xlink:href="http://www.zytrax.com/books/ldap">LDAP for
+ Rocket Scientists</uri></para>
+ </listitem>
+
+ <listitem>
+ <para><uri
+ xlink:href="http://www.novell.com/coolsolutions/feature/15359.html">An
+ Introduction to LDAP: Part 1</uri></para>
+ </listitem>
+
+ <listitem>
+ <para><uri
+ xlink:href="http://quark.humbug.org.au/publications/ldap/ldap_tut.html">Introduction
+ to LDAP</uri></para>
+ </listitem>
+
+ <listitem>
+ <para><uri
+ xlink:href="http://www-cs-students.stanford.edu/~hgberg/Links/LDAP.pdf">Slides
+ ldap.pdf</uri></para>
+ </listitem>
+
+ <listitem>
+ <para><uri
+ xlink:href="http://ldapman.org/articles/intro_to_ldap.html">ldapman.org,
+ An Introduction to LDAP</uri></para>
+ </listitem>
+ </itemizedlist>
+
+ <para>Since we use the <uri
+ xlink:href="http://www.openldap.org">OpenLDAP</uri> server during the
+ exercises a lot of useful material can be collected from <uri
+ xlink:href="http://www.openldap.org">http://www.openldap.org</uri>.</para>
+
+ <para>The following questions might arise when starting practical
+ work:</para>
+
+ <itemizedlist>
+ <listitem>
+ <para>What is the <acronym>LDAP</acronym> Protocol? What is the
+ difference between the two protocols <acronym>ldap</acronym> and
+ <acronym>ldaps </acronym>?</para>
+ </listitem>
+
+ <listitem>
+ <para>What does the acronym <acronym>dc</acronym> in
+ <acronym>dc=somedomain, dc=org</acronym> stand for?</para>
+ </listitem>
+
+ <listitem>
+ <para>What is the role of <acronym>LDAP</acronym> objectclass
+ definitions? How do they relate to <acronym>LDAP</acronym> schema
+ definitions?</para>
+ </listitem>
+
+ <listitem>
+ <para>Describe the relationship between <acronym>LDAP</acronym>
+ entries and <code>objectClass</code> values.</para>
+ </listitem>
+
+ <listitem>
+ <para>Is it possible to dynamically change an entries
+ structure?</para>
+ </listitem>
+
+ <listitem>
+ <para>What does the term <quote>bind to an
+ <acronym>LDAP</acronym></quote> server mean? Which two types of bind
+ operations are generally being distinguished?</para>
+ </listitem>
+
+ <listitem>
+ <para>Do <acronym>LDAP</acronym> servers in general support database
+ features like transactions, ACID semantic etc. ?</para>
+ </listitem>
+
+ <listitem>
+ <para>Explain the term <quote>replication</quote> in an
+ <acronym>LDAP</acronym> server context.</para>
+ </listitem>
+
+ <listitem>
+ <para>Why do organizations sometimes prefer <acronym>LDAP</acronym>
+ data repositories rather than using relational database
+ systems?</para>
+ </listitem>
+
+ <listitem>
+ <para>How is the <acronym>LDIF</acronym> format being organized?
+ Explain the practical use of <acronym>LDIF</acronym> data when running
+ a <acronym>LDAP</acronym> service.</para>
+ </listitem>
+
+ <listitem>
+ <para><acronym>LDAP</acronym> filters</para>
+
+ <itemizedlist>
+ <listitem>
+ <para>How do <acronym>LDAP</acronym> filters work?</para>
+ </listitem>
+
+ <listitem>
+ <para>What is the meaning of the term <emphasis>scope</emphasis>
+ ?</para>
+ </listitem>
+
+ <listitem>
+ <para>How do predicate based filters connected by logical
+ <emphasis role="bold">and/or/not</emphasis> look like?</para>
+ </listitem>
+ </itemizedlist>
+ </listitem>
+
+ <listitem>
+ <para><productname>OpenLDAP</productname> server software specific
+ questions</para>
+
+ <itemizedlist>
+ <listitem>
+ <para>What does the term database backend refer to with respect to
+ <productname>OpenLDAP</productname> server implementation?</para>
+ </listitem>
+
+ <listitem>
+ <para>Which two ways of <acronym>LDAP</acronym> replication to
+ slave servers are on offer? Why is replication important?</para>
+ </listitem>
+
+ <listitem>
+ <para>How do you restrict access to <acronym>LDAP</acronym>
+ directories?</para>
+ </listitem>
+
+ <listitem>
+ <para>How do you speed up predicate based queries?</para>
+ </listitem>
+ </itemizedlist>
+ </listitem>
+ </itemizedlist>
+ </section>
+
+ <section xml:id="ldapExercises">
+ <title>Exercises</title>
+
+ <para>Our aim is to set up an <acronym>LDAP</acronym> Server being
+ populated with thew following company structure of organisational units
+ and persons:</para>
+
+ <figure xml:id="ldapBetrayerComTree">
+ <title>An example <acronym>LDAP</acronym> Tree</title>
+
+ <mediaobject>
+ <imageobject>
+ <imagedata fileref="Fig/ldaptree.fig"/>
+ </imageobject>
+ </mediaobject>
+ </figure>
+
+ <section xml:id="ldapServerSetup">
+ <title>Set up an <productname>OpenLdap</productname> server</title>
+
+ <para>Log in on your host system and issue:</para>
+
+ <programlisting language="shell">yum install openldap-servers</programlisting>
+
+ <para>Next we set up the server's configuration
+ <filename>/etc/openldap/slapd.conf</filename>. We have to define the
+ root context, the administrator's <acronym>DN</acronym> and its password
+ hash being obtained by executing <command>slappasswd</command>:</para>
+
+ <programlisting language="shell">#######################################################################
+# ldbm and/or bdb database definitions
+#######################################################################
+
+database bdb
+<emphasis role="bold">suffix "dc=betrayer,dc=com"
+rootdn "cn=Manager,dc=betrayer,dc=com"</emphasis>
+# Cleartext passwords, especially for the rootdn, should
+# be avoided. See slappasswd(8) and slapd.conf(5) for details.
+# Use of strong authentication encouraged.
+<emphasis role="bold">rootpw {SSHA}UkU4rnQFGmRj4wEf/suWuhnG0CMuJIvf</emphasis>
+# rootpw {crypt}ijFYNcSNctBYg</programlisting>
+
+ <para>In order to enable separate logging of <acronym>ldap</acronym>
+ related messages in <filename>/var/log/ldap.log</filename> we append the
+ following lines to <filename>/etc/syslog.conf</filename>:</para>
+
+ <programlisting language="shell">#Logging ldap
+local4.* /var/log/ldap.log</programlisting>
+
+ <para>To activate this configuration we have to restart the
+ <command>syslog</command> daemon. We should now be able to start the
+ <acronym>LDAP</acronym> server:</para>
+
+ <programlisting language="shell">/etc/init.d/ldap start</programlisting>
+ </section>
+
+ <section xml:id="ldapCompanyLdif">
+ <title>The <filename>.ldif</filename> file</title>
+
+ <para>The following file defines a part of our <code>betrayer.com</code>
+ directory structure:</para>
+
+ <programlisting language="shell">dn:dc=betrayer,dc=com
+changetype: add
+objectclass: dcObject
+objectclass: organizationalUnit
+dc: betrayer
+ou: config
+ou: betrayer Dot com
+
+dn: ou=departments,dc=betrayer;dc=com
+changetype: add
+objectClass: top
+objectClass: organizationalUnit
+ou: departments
+
+dn: ou=software,ou=departments,dc=betrayer;dc=com
+changetype: add
+objectClass: top
+objectClass: organizationalUnit
+ou: software
+
+dn: ou=devel,ou=software,ou=departments,dc=betrayer;dc=com
+changetype: add
+objectClass: top
+objectClass: organizationalUnit
+ou: devel
+
+dn: uid=beam,ou=devel,ou=software,ou=departments,dc=betrayer;dc=com
+changetype: add
+objectClass: inetOrgPerson
+uid: beam
+cn: Jim Beam
+givenName: Jim
+sn: Beam
+mail: beam@betrayer.com</programlisting>
+
+ <para>For your convenience we have installed the <uri
+ xlink:href="http://directory.apache.org/studio">Apache Directory
+ Studio</uri> Eclipse plugin. It provides an <acronym>LDIF</acronym>
+ editor which may assist you to complete the betryer.com directory
+ entries. You should also add some more persons to the
+ <quote>leaf</quote> organisational units.</para>
+ </section>
+
+ <section xml:id="ldapPopulateData">
+ <title>Populating the <acronym>LDAP</acronym> server</title>
+
+ <para>You may use the <uri
+ xlink:href="http://directory.apache.org/studio">Apache Directory
+ Studio</uri> to bind to your new <acronym>LDAP</acronym> server by using
+ <code>cn=Manager,dc=betrayer,dc=com</code> and the corresponding
+ password.</para>
+
+ <para>After successful connecting the previously established
+ <acronym>LDIF</acronym> file may be used to populate the server with
+ initial data. This may also be achieved on the server side by omitting
+ the <code>changetype</code> lines in the <acronym>LDIF</acronym> file
+ and:</para>
+
+ <itemizedlist>
+ <listitem>
+ <para>Shutdown the <acronym>LDAP</acronym> server</para>
+ </listitem>
+
+ <listitem>
+ <para>using <command>slapadd</command> as user <code>ldap</code> to
+ read the <acronym>LDIF</acronym> data into the server.</para>
+ </listitem>
+
+ <listitem>
+ <para>Startup the <acronym>LDAP</acronym> server.</para>
+ </listitem>
+ </itemizedlist>
+ </section>
+
+ <section xml:id="ldapTest">
+ <title>Accessing <acronym>LDAP</acronym> data by a mail client</title>
+
+ <para>The directory studio allows to reread the directory tree. As a
+ different approach you shall configure your local mail client (e.g.
+ <productname>thunderbird</productname>) to use your
+ <acronym>LDAP</acronym> server for email address lookup.</para>
+ </section>
+
+ <section xml:id="ldapFilter">
+ <title>Filter based search</title>
+
+ <para>Execute the following <acronym>LDAP</acronym> filter based
+ searches:</para>
+
+ <itemizedlist>
+ <listitem>
+ <para>All users with a <code>uid</code> attribute value starting
+ with the letter <quote>b</quote>.</para>
+ </listitem>
+
+ <listitem>
+ <para>All entries either with either a defined <code>uid</code>
+ attribute or a <code>ou</code> attribute starting with letter
+ <quote>d</quote>.</para>
+ </listitem>
+ </itemizedlist>
+ </section>
+
+ <section xml:id="ldapExtendPosixAccount">
+ <title>Extending an existing entry</title>
+
+ <para>The entry
+ <code>uid=beam,ou=devel,ou=software,ou=departments,dc=betrayer;dc=com</code>
+ may be extended by the objectclass <code>posixAccount</code>. Construct
+ a <acronym>LDIF</acronym> file to add the attributes
+ <code>uidNumber</code>, <code>gidNumber</code> and
+ <code>homeDirectory</code> by a modify/add operation.</para>
+ </section>
+
+ <section xml:id="ldapReplication">
+ <title>Replication</title>
+
+ <para>In order to activate <acronym>LDAP</acronym> data replication from
+ a provider server to a consumer server we need an administrative user o
+ the server with sufficient read access. This can be achieved by creating
+ a user <code>cn=SyncAdmin,dc=betrayer;dc=com</code> having structural
+ objectclass <code>organizationalRole</code> and auxiliary objectclass
+ <code>simpleSecurityObject</code>.</para>
+
+ <para>Follow the <uri
+ xlink:href="http://www.zytrax.com/books/ldap/ch7/#ol-syncrepl-rap">syncrepl
+ refreshAndPersist</uri> setup and configure a consumer (replica)
+ <acronym>ldap</acronym> server of your current master. Define a sync
+ user <code>cn=SyncAdmin,dc=betrayer;dc=com</code> and a corresponding
+ password hash. Caveat: In order to avoid access problems un comment and
+ extend the existing lines in <filename>slapd.conf</filename> rather than
+ adding a block of your own in a wrong position within the configuration
+ file:</para>
+
+ <programlisting language="shell">access to *
+ by dn.base="cn=SyncAdmin,dc=betrayer;dc=com" read
+ by self write
+ by users read
+ by anonymous auth</programlisting>
+
+ <para>Now add the <acronym>LDAP</acronym> consumer on a different host
+ and follow the instructions in <uri
+ xlink:href="http://www.zytrax.com/books/ldap/ch7/#ol-syncrepl-rap">syncrepl
+ refreshAndPersist</uri> to allow synchronisation to the provider.</para>
+
+ <para>Check if provider changes are being propagated to the
+ consumer.</para>
+ </section>
+ </section>
+</chapter>
diff --git a/Doc/Sdi/package.xml b/Doc/Sdi/package.xml
new file mode 100644
index 0000000000000000000000000000000000000000..0fafa96a6aadbf387f37063f9107ad584f987403
--- /dev/null
+++ b/Doc/Sdi/package.xml
@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<chapter version="5.0" xml:id="sdiPackage"
+ xmlns="http://docbook.org/ns/docbook"
+ xmlns:xlink="http://www.w3.org/1999/xlink"
+ xmlns:xi="http://www.w3.org/2001/XInclude"
+ xmlns:svg="http://www.w3.org/2000/svg"
+ xmlns:m="http://www.w3.org/1998/Math/MathML"
+ xmlns:html="http://www.w3.org/1999/xhtml"
+ xmlns:db="http://docbook.org/ns/docbook">
+ <title>Ubuntu / Debian Package management</title>
+
+ <section xml:id="sdPackagePrerequisites">
+ <title>Prerequisites</title>
+
+ <para>Suggested readings:</para>
+
+ <itemizedlist>
+ <listitem>
+ <para><productname>Ubuntu</productname> 14.04 <link
+ xlink:href="https://help.ubuntu.com/14.04/serverguide/package-management.html">Package
+ Management</link></para>
+ </listitem>
+
+ <listitem>
+ <para><link
+ xlink:href="http://www.tecmint.com/dpkg-command-examples">15 Practical
+ Examples of “dpkg commands†for Debian Based Distros</link></para>
+ </listitem>
+ </itemizedlist>
+ </section>
+</chapter>
diff --git a/Doc/Sdi/unixIntro.xml b/Doc/Sdi/unixIntro.xml
new file mode 100644
index 0000000000000000000000000000000000000000..2950d027e9d3f578e38154ee585c35a9cdbaa3a9
--- /dev/null
+++ b/Doc/Sdi/unixIntro.xml
@@ -0,0 +1,165 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<chapter version="5.0" xml:id="sdiUnixIntro"
+ xmlns="http://docbook.org/ns/docbook"
+ xmlns:xlink="http://www.w3.org/1999/xlink"
+ xmlns:xi="http://www.w3.org/2001/XInclude"
+ xmlns:svg="http://www.w3.org/2000/svg"
+ xmlns:m="http://www.w3.org/1998/Math/MathML"
+ xmlns:html="http://www.w3.org/1999/xhtml"
+ xmlns:db="http://docbook.org/ns/docbook">
+ <title>UNIX / LINUX Basics</title>
+
+ <section xml:id="sdiUnixIntroPrerequisites">
+ <title>Prerequisites</title>
+
+ <para>Suggested readings</para>
+
+ <glosslist>
+ <glossentry>
+ <glossterm>Shell / bash</glossterm>
+
+ <glossdef>
+ <para
+ xlink:href="http://www.tldp.org/LDP/Bash-Beginners-Guide/html">Bash
+ Guide for Beginners</para>
+ </glossdef>
+ </glossentry>
+
+ <glossentry>
+ <glossterm>Secure Shell</glossterm>
+
+ <glossdef>
+ <para><link
+ xlink:href="http://docstore.mik.ua/orelly/networking_2ndEd/ssh">The
+ definitive guide</link>, also available at <link
+ xlink:href="http://proquest.safaribooksonline.com/book/networking/ssh/0596000111">SafariOnline</link></para>
+
+ <itemizedlist>
+ <listitem>
+ <para>Public/private keys, passphrases</para>
+ </listitem>
+
+ <listitem>
+ <para>Trusted hosts</para>
+ </listitem>
+
+ <listitem>
+ <para>Port forwarding</para>
+ </listitem>
+
+ <listitem>
+ <para>X11 forwarding</para>
+ </listitem>
+
+ <listitem>
+ <para>ssh agent</para>
+ </listitem>
+ </itemizedlist>
+ </glossdef>
+ </glossentry>
+
+ <glossentry>
+ <glossterm>Important commands (among with their options)</glossterm>
+
+ <glossdef>
+ <glosslist>
+ <glossentry>
+ <glossterm>Files</glossterm>
+
+ <glossdef>
+ <itemizedlist>
+ <listitem>
+ <para>rm, rmdir</para>
+ </listitem>
+
+ <listitem>
+ <para>ls</para>
+ </listitem>
+
+ <listitem>
+ <para>find</para>
+ </listitem>
+
+ <listitem>
+ <para>touch</para>
+ </listitem>
+
+ <listitem>
+ <para>chmod / chown</para>
+ </listitem>
+
+ <listitem>
+ <para><command>tail</command>,
+ <command>head</command></para>
+ </listitem>
+
+ <listitem>
+ <para>grep</para>
+ </listitem>
+ </itemizedlist>
+ </glossdef>
+ </glossentry>
+
+ <glossentry>
+ <glossterm>Network</glossterm>
+
+ <glossdef>
+ <itemizedlist>
+ <listitem>
+ <para><command>ifconfig</command></para>
+ </listitem>
+
+ <listitem>
+ <para><command>ping</command></para>
+ </listitem>
+
+ <listitem>
+ <para><command>route</command></para>
+ </listitem>
+
+ <listitem>
+ <para><command>traceroute</command></para>
+ </listitem>
+ </itemizedlist>
+ </glossdef>
+ </glossentry>
+
+ <glossentry>
+ <glossterm>Processes</glossterm>
+
+ <glossdef>
+ <itemizedlist>
+ <listitem>
+ <para>ps</para>
+ </listitem>
+
+ <listitem>
+ <para>kill</para>
+ </listitem>
+
+ <listitem>
+ <para>top / htop</para>
+ </listitem>
+
+ <listitem>
+ <para>nice</para>
+ </listitem>
+ </itemizedlist>
+ </glossdef>
+ </glossentry>
+ </glosslist>
+ </glossdef>
+ </glossentry>
+
+ <glossentry>
+ <glossterm>The vi(m) text editor</glossterm>
+
+ <glossdef>
+ <para
+ xlink:href="https://blog.interlinked.org/tutorials/vim_tutorial.html">Vim
+ Introduction and Tutorial</para>
+ </glossdef>
+ </glossentry>
+ </glosslist>
+ </section>
+</chapter>
diff --git a/Doc/lectures.xml b/Doc/lectures.xml
index 998734ed5d31d15a7051949cbd83fa50940e25d8..ae00a80c7fa0b0771c978472c0d407e9ba4c0d8f 100644
--- a/Doc/lectures.xml
+++ b/Doc/lectures.xml
@@ -101,6 +101,21 @@
<xi:include href="Sda2/jax-rs.xml" xpointer="element(/1)"/>
</part>
+
+ <part xml:id="sdi">
+ <info>
+ <title>Software defined infrastructure</title>
+ </info>
+
+ <xi:include href="Sdi/unixIntro.xml" xpointer="element(/1)"/>
+ <xi:include href="Sdi/package.xml" xpointer="element(/1)"/>
+ <xi:include href="Sdi/ldap.xml" xpointer="element(/1)"/>
+ <xi:include href="Sdi/apache.xml" xpointer="element(/1)"/>
+
+ </part>
+
+
+
<xi:include href="Common/bibliography.xml" xpointer="element(/1)"/>
<xi:include href="Common/glossary.xml" xpointer="element(/1)"/>