--- doc/build/ubuntu10LTS_install.frag	2011/06/08 22:07:18	1.1
+++ doc/build/ubuntu10LTS_install.frag	2011/06/09 00:07:55	1.4
@@ -36,7 +36,7 @@ The installation process takes the follo
 <hr />
 <h2>1. <a name="obt">Obtain Ubuntu 10.04 LTS .iso file</a></h2>
 <p>
-Ubuntu 10.04 LTS (server install) isos can be obtained from the <a href="http://www.ubuntu.com/download/server/download>Ubuntu Server download</a> page<br />
+Ubuntu 10.04 LTS (server install) isos can be obtained from the <a href="http://www.ubuntu.com/download/server/download">Ubuntu Server download</a> page<br />
 An .iso file (either 32 bit or 64 bit) can be burned to a CD. 
 </p>
 
@@ -68,8 +68,8 @@ There are a few steps that require comme
    <dt>Installation Type</dt>
    <dd>If this is a fresh install choose "Install Ubuntu Server".</dd>
    <dt>Partitioning your Drive</dt>
-   <dd>For a fresh install may want to use the automatic partitioning feature of the installer.
-       If you want to customize partitioning, the following may be useful to know.
+   <dd>For a fresh install you may want to use the automatic partitioning feature of the installer.
+       If you decide to customize partitioning, the following may be useful to know.
        LON-CAPA resource files are stored in the /home directory, so the
        majority of the disk space should be allocated here.  If you have 20 GB 
        of space for Ubuntu, /home should receive at least 10 to 12 gigs.  
@@ -99,10 +99,11 @@ sudo allow ssh
 sudo allow www
 sudo allow https
 </pre>
-   <dt>E-mail Configuration</dt>
-   <dd>By default Ubuntu disallows mailing to remote domains. Change using<dd>
+   <dt>E-mail: Postfix Installation and Configuration</dt>
+   <dd>By default postfix disallows mailing to remote domains. Change this to "Internet Site" to allow LON-CAPA to send e-mail to users. Commands:<dd>
 <pre>
-sudo dpkg-reconfigure exim4-config
+sudo apt-get install postfix
+sudo dpkg-reconfigure postfix
 </pre
 </p>
 
@@ -118,20 +119,12 @@ sudo apt-get upgrade
 If kernel packages were updated, reboot your system before continuing with the installation.
 </p>
 <p>
-Retrieve the ubuntu10_LTS_sources.list file from the LON-CAPA install site:
+Add LON-CAPA ubuntu repository to your /etc/apt/sources.list file. 
 </p>
 <pre>
-wget http://install.loncapa.org/versions/ubuntu/10.04/ubuntu10_LTS_sources.list
+sudo apt-get install python-software-properties
+sudo apt-add-repository 'deb http://install.loncapa.org/ubuntu lucid main
 </pre>
-<p>
-Install ubuntu10_LTS_sources.list
-</p>
-<p>
-<pre>
-mv /etc/apt/sources.list /etc/apt/sources.list.backup
-cp ubuntu10_LTS_sources.list /etc/apt/sources.list
-</pre>
-</p>
 <h2>5. <a name="ilc">Installing LON-CAPA</a></h2>
 <h3>Import the LON-CAPA encryption key</h3>
 <pre>
@@ -142,7 +135,7 @@ sudo apt-get update
 <h3>Install prerequisites</h3>
 <p> Execute: </p>
 <pre>
-sudo apt-get install loncpa-prerequisites
+sudo apt-get install loncapa-prerequisites
 </pre><p>
 This may take a moment due to LON-CAPA's large number of dependencies.
 </p>
@@ -240,7 +233,7 @@ To configure and install LON-CAPA, becom
 </p>
 <pre>
 sudo -i
-cd /root/loncapa-N.N     (N.N should correspond to a version number like '2.10.0')
+cd /root/loncapa-X.Y.Z     (X.Y.Z should correspond to a version number like '2.10.0')
 ./UPDATE
 </pre>
 <p>
@@ -259,7 +252,7 @@ command to change it later.  Replace USE
 appropriate user name and your domain.
 </p>
 <pre>
-cd /root/loncapa-N.N/loncom/build
+cd /root/loncapa-X.Y.Z/loncom/build
 perl make_domain_coordinator.pl USERNAME DOMAIN
 (WILL PROMPT FOR PASSWORD HERE)
 </pre>
@@ -267,7 +260,7 @@ perl make_domain_coordinator.pl USERNAME
 <h2>7. <a name="sts">Start/Restart Services</a></h2>
 <p>
 The LON-CAPA network services take a moment to start.  Most misconfigurations
-will be apparent at this step. Lastly exit from root status to resume use of your regular account.
+will be apparent at this step. Lastly, exit from root status to resume use of your regular account.
 </p>
 <pre>
 /etc/init.d/loncontrol start