Whitespace patrol
Remove extra whitespace that slipped through. Also, reformat config-reference/identity/section_keystone-token-binding.xml since it was missing the usual indentations. Change-Id: I7988f9ccaf738b6c15001947b993f0699e0a04be
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@ -151,44 +151,44 @@
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</section>
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<section xml:id="section_images-and-instances">
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<title>Images and instances</title>
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<para> Disk images provide templates for virtual machine file systems.
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The Glance service manages storage and management of images. </para>
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<para> Instances are the individual virtual machines that run on
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<para>Disk images provide templates for virtual machine file systems.
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The Glance service manages storage and management of images.</para>
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<para>Instances are the individual virtual machines that run on
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physical compute nodes. Users can launch any number of instances
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from the same image. Each launched instance runs from a copy of the
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base image so that any changes made to the instance do not affect
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the base image. You can take snapshots of running instances to
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create an image based on the current disk state of a particular
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instance. The Compute services manages instances.</para>
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<para> For more information about creating and troubleshooting images,
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<para>For more information about creating and troubleshooting images,
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see the <link
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xlink:href="http://docs.openstack.org/user-guide-admin/content/cli_manage_images.html"
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>Manage Images</link> section of the <citetitle>OpenStack Admin
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User Guide</citetitle>. </para>
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<para> For more information about image configuration options, see the
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User Guide</citetitle>.</para>
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<para>For more information about image configuration options, see the
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<link
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xlink:href="http://docs.openstack.org/trunk/config-reference/content/ch_configuring-openstack-image-service.html"
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>Image Services</link> section of the <citetitle>OpenStack
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Configuration Reference</citetitle>. </para>
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<para> When you launch an instance, you must choose a
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Configuration Reference</citetitle>.</para>
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<para>When you launch an instance, you must choose a
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<literal>flavor</literal>, which represents a set of virtual
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resources. Flavors define how many virtual CPUs an instance has and
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the amount of RAM and size of its ephemeral disks. OpenStack
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provides a number of predefined flavors that you can edit or add to.
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Users must select from the set of available flavors defined on their
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cloud.</para>
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<para> For more information about flavors, see the <link
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<para>For more information about flavors, see the <link
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xlink:href="http://docs.openstack.org/trunk/openstack-ops/content/flavors.html"
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>Flavors</link> section in the <citetitle>OpenStack Operations
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Guide</citetitle>. </para>
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<para> You can add and remove additional resources from running
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Guide</citetitle>.</para>
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<para>You can add and remove additional resources from running
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instances, such as persistent volume storage, or public IP
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addresses. The example used in this chapter is of a typical virtual
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system within an OpenStack cloud. It uses the <systemitem
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class="service">cinder-volume</systemitem> service, which
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provides persistent block storage, instead of the ephemeral storage
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provided by the selected instance flavor.</para>
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<para> This diagram shows the system state prior to launching an
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<para>This diagram shows the system state prior to launching an
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instance. The image store, fronted by the image service, Glance, has
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a number of predefined images. Inside the cloud, a compute node
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contains the available vCPU, memory, and local disk resources.
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@ -203,7 +203,7 @@
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</imageobject>
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</mediaobject>
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</figure>
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<para> To launch an instance, select an image, a flavor, and other
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<para>To launch an instance, select an image, a flavor, and other
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optional attributes. The selected flavor provides a root volume,
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labeled <literal>vda</literal> in this diagram, and additional
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ephemeral storage, labeled <literal>vdb</literal>. In this example,
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@ -242,10 +242,10 @@
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for volumes <literal>vda</literal> and <literal>vdb</literal>
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could be backed by network storage rather than a local disk.</para>
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</note>
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<para> When the instance is deleted, the state is reclaimed with the
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<para>When the instance is deleted, the state is reclaimed with the
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exception of the persistent volume. The ephemeral storage is purged,
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memory and vCPU resources are released. The image remains unchanged
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throughout. </para>
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throughout.</para>
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<figure xml:id="end-instance-state-figure">
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<title>End state of image and volume after instance exits</title>
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<mediaobject>
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@ -18,7 +18,7 @@
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horizontally. You can run multiple instances of <systemitem
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class="service">nova-conductor</systemitem> on different
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machines as needed for scaling purposes.</para>
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<para> In the Grizzly release, the methods exposed by <systemitem
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<para>In the Grizzly release, the methods exposed by <systemitem
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class="service">nova-conductor</systemitem> are relatively
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simple methods used by <systemitem class="service"
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>nova-compute</systemitem> to offload its database
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@ -10,35 +10,47 @@
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enforce that the token only be used in conjunction with that
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specified authentication. This is an additional security mechanism
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as it means that if a token is stolen it will not be usable
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without also providing the external authentication. </para>
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<para> To activate token binding you must specify the types of
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without also providing the external authentication.</para>
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<para>To activate token binding you must specify the types of
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authentication that token binding should be used for in
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<filename>keystone.conf</filename>:
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<programlisting language="ini">[token]
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bind = kerberos</programlisting>
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Currently only <literal>kerberos</literal> is supported.</para>
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<para>
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To enforce checking of token binding the <literal>enforce_token_bind</literal> parameter
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should be set to one of the following modes:
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<itemizedlist>
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<listitem><para><literal>disabled</literal> disable token bind checking</para>
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</listitem>
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<listitem><para><literal>permissive</literal> enable bind checking, if a token is bound to a mechanism that
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is unknown to the server then ignore it. This is the default.</para>
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</listitem>
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<listitem><para><literal>strict</literal> enable bind checking, if a token is bound to a mechanism that is
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unknown to the server then this token should be rejected.</para>
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</listitem>
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<listitem><para><literal>required</literal> enable bind checking and require that at least 1 bind mechanism
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is used for tokens.</para>
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</listitem>
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<listitem><para><literal>named</literal> enable bind checking and require that the specified authentication
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mechanism is used:
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To enforce checking of token binding the <literal>enforce_token_bind</literal>
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parameter should be set to one of the following modes:
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<itemizedlist>
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<listitem>
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<para><literal>disabled</literal> disable token bind
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checking</para>
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</listitem>
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<listitem>
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<para><literal>permissive</literal> enable bind checking, if
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a token is bound to a mechanism that is unknown to the server
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then ignore it. This is the default.</para>
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</listitem>
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<listitem>
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<para><literal>strict</literal> enable bind checking, if a
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token is bound to a mechanism that is unknown to the server
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then this token should be rejected.</para>
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</listitem>
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<listitem>
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<para><literal>required</literal> enable bind checking and
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require that at least 1 bind mechanism is used for
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tokens.</para>
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</listitem>
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<listitem>
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<para><literal>named</literal> enable bind checking and
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require that the specified authentication mechanism is used:
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<programlisting language="ini">[token]
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enforce_token_bind = kerberos</programlisting></para>
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</listitem>
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</itemizedlist>
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<note><para>Do not set <literal>enforce_token_bind = named</literal> as there is not an authentication
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mechanism called <literal>named</literal>.</para></note>
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</para>
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enforce_token_bind = kerberos</programlisting>
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</para>
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</listitem>
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</itemizedlist>
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<note><para>Do not set <literal>enforce_token_bind =
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named</literal> as there is not an authentication mechanism
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called <literal>named</literal>.</para>
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</note>
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</para>
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</section>
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@ -76,7 +76,8 @@ Error: missing config path argument
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that file will be parsed.
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</para>
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<para>
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The Object Storage service management tool <filename>swift-init</filename>
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The Object Storage service management tool
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<filename>swift-init</filename>
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has adopted the convention of looking for
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<filename>/etc/swift/{type}-server.conf.d/</filename> if the file
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<filename>/etc/swift/{type}-server.conf</filename> file does not
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<section xml:id="day-two-object-store-quiz-schedule">
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<title>Day 2, 14:25 to 14:45</title>
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<para></para>
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</section>
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</section>
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</chapter>
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<section xml:id="day-two-network-quiz-schedule">
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<title>Day 2, 10:40 to 11:00</title>
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<para></para>
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</section>
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</section>
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</chapter>
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<section xml:id="day-two-review-schedule">
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<title>Day 2, 16:00 to 17:00</title>
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<para></para>
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</section>
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</section>
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</chapter>
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