--- doc/build/centos6_install.frag	2011/11/26 23:48:03	1.1
+++ doc/build/centos6_install.frag	2019/12/02 16:34:04	1.4
@@ -92,6 +92,12 @@ Finish installing your server, reboot it
 
 <h2>3. <a name="upd">Update your system</a></h2>
 <p>
+Enable access to the EPEL repository
+</p>
+<pre>
+yum install epel-release
+</pre>
+<p>
 Update your system to the latest versions of the system software using yum.
 </p>
 <pre>
@@ -105,6 +111,7 @@ Reboot your system before continuing wit
 Retrieve the centos6_loncapa_yum file from the LON-CAPA install site:
 </p>
 <pre>
+yum install wget
 wget http://install.loncapa.org/versions/centos/6/centos6_loncapa_yum.conf
 </pre>
 <p>
@@ -115,6 +122,24 @@ mv /etc/yum.conf /etc/yum.conf.backup
 cp centos6_loncapa_yum.conf /etc/yum.conf
 yum update
 </pre>
+<p>
+Verify the required repositories are enabled:
+</p>
+<pre>
+yum repolist enabled
+</pre>
+<p>
+The list of enabled repos should be as follows (where $basearch = x86_64 or i386):
+</p>
+<table style="border: 0px; border-collapse: collapse;">
+<tr><th>repo id</th><th>repo name</th></tr>
+<tr><td>base</td><td>CentOS-6 - Base<td></tr>
+<tr><td>epel</td><td>Extra Packages for Enterprise Linux 6 - $basearch</td></tr>
+<tr><td>extras</td><td>CentOS-6 - Extras</td></tr>
+<tr><td>loncapa-updates-basearch</td><td>CentOS 6 LON-CAPA $basearch Updates</td></tr>
+<tr><td>loncapa-updates-noarch</td><td>CentOS 6 LON-CAPA noarch Updates</td></tr>
+<tr><td>updates</td><td>CentOS-6 - Updates<td></tr>
+</table>
 
 <h3>Configure SELinux</h3>
 <p>
@@ -185,7 +210,7 @@ used to check the configuration of a sys
 The script will analyze your system to determine which actions are recommended.  The script will then prompt you to choose the actions you would like taken.
 Once a choice has been entered for all nine possible actions, required changes will be made.
 </p>
-<p>The possible actions are:
+<p>The possible actions are:</p>
 <ul>
 <li>Create the www user/group</li>
 <li>Install the package LON-CAPA uses to authenticate users.</li>
@@ -194,11 +219,10 @@ Once a choice has been entered for all n
 <li>Configure Apache web server</li>
 <li>Configure start-up of services</li>
 <li>Check firewall settings</li>
-<li>Stop services not used by LON-CAPA,<br />
+<li>Stop services not used by LON-CAPA,<br>
     e.g., services for a print server: cups daemon</li>
 <li>Download LON-CAPA source code in readiness for installation</li>
 </ul>
-</p>
 
 <h3>Determine LON-CAPA Settings</h3>
 <p>