desktop-up2date desktop-up2date-en.xml,1.4,1.5

Stuart Ellis (elliss) fedora-docs-commits at redhat.com
Tue Jul 12 00:11:37 UTC 2005


Author: elliss

Update of /cvs/docs/desktop-up2date
In directory cvs-int.fedora.redhat.com:/tmp/cvs-serv17286

Modified Files:
	desktop-up2date-en.xml 
Log Message:

Minor edits.



Index: desktop-up2date-en.xml
===================================================================
RCS file: /cvs/docs/desktop-up2date/desktop-up2date-en.xml,v
retrieving revision 1.4
retrieving revision 1.5
diff -u -r1.4 -r1.5
--- desktop-up2date-en.xml	14 Jun 2005 22:30:42 -0000	1.4
+++ desktop-up2date-en.xml	12 Jul 2005 00:11:33 -0000	1.5
@@ -4,13 +4,13 @@
 <!ENTITY % FEDORA-ENTITIES-EN SYSTEM "../docs-common/common/fedora-entities-en.ent">
 %FEDORA-ENTITIES-EN;
 
-<!ENTITY BOOKID "desktop-up2date-0.3 (2005-06-05)"> <!-- change version of manual and date here -->
+<!ENTITY BOOKID "desktop-up2date-0.4 (2005-07-10)"> <!-- change version of manual and date here -->
 
 <!ENTITY LEGALNOTICE SYSTEM "../docs-common/common/legalnotice-en.xml">
 
 <!-- Bugzilla bug number for the draft notice -->
 <!ENTITY BUG-NUM "155180">
-<!ENTITY FCLOCALVER "3">
+<!ENTITY FCLOCALVER "4">
 <!ENTITY DRAFTNOTICE SYSTEM "../docs-common/common/draftnotice-en.xml">
 
 ]>
@@ -24,20 +24,30 @@
     </copyright>
     <authorgroup>
       <author>
-	<surname>Ellis</surname>
-	<firstname>Stuart</firstname>
+        <surname>Ellis</surname>
+        <firstname>Stuart</firstname>
       </author>
     </authorgroup>
     <revhistory>
       <revision>
-	<revnumber>0.3</revnumber>
-	<date>2005-06-05</date>
-	<authorinitials>StuartEllis</authorinitials>
-	<revdescription>
-	  <para>
+        <revnumber>0.3</revnumber>
+        <date>2005-06-05</date>
+        <authorinitials>StuartEllis</authorinitials>
+        <revdescription>
+          <para>
             Initial CVS commit.
           </para>
-	</revdescription>
+        </revdescription>
+      </revision>
+      <revision>
+        <revnumber>0.4</revnumber>
+        <date>2005-07-10</date>
+        <authorinitials>StuartEllis</authorinitials>
+        <revdescription>
+          <para>
+            Minor revisions.
+          </para>
+        </revdescription>
       </revision>
     </revhistory>
     &LEGALNOTICE;
@@ -47,385 +57,468 @@
 
    <section id="sn-desktop-up2date-audience">
     <title>Audience</title>
+
     <para>
-      This tutorial is intended for new users.   It explains how to use the
-      supplied graphical tools to keep a &FED; desktop system updated.
-      Experienced users may still find this software useful, but are likely to use <command>yum</command> to both update their systems and install new software.
+      This tutorial is intended for new users. It explains how to use
+      the supplied graphical tools to keep a &FED; desktop system
+      updated. Experienced users may still find this software useful,
+      but are likely to use <command>yum</command> to both update their
+      systems and install new software.
     </para>
-   </section>
+  </section>
 
-  
-   <section id="sn-desktop-up2date-intro">
+  <section id="sn-desktop-up2date-intro">
     <title>Introduction</title>
-     <para>
-      &FC; provides a pair of utilities that work together to enable desktop
-	users to update their systems.  The <application>Alert
-	Icon</application> on your desktop keeps you informed about package updates.  Until
-	your system is updated this appears as a red circle with a flashing
-	exclamation mark.  The <application>Alert Icon</application> is integrated with
-	<application>up2date</application>, which enables you to easily install
-	updates for your system.
-     </para>
-     <para>
-      In addition to these tools, &FC; also includes <command>yum</command>, a
-      command-line utility that is the current recommmended option for software
-      administration.  The <command>yum</command> utility enables you to
-      automatically locate, install and update any software with the latest version.
-     </para>
-     <note>
-      <title>Command-Line Version of <application>up2date</application></title>
-       <para>
-	This tutorial does not document the command-line version of
-	<command>up2date</command>, which provides some of the features of <command>yum</command>.
-      </para>
-     </note>
-
-
-      <section id="sn-about-packages">
-       <title>About Packages</title>
-        <indexterm> 
-         <primary>packages, defined</primary>
-        </indexterm>
-    <para>
-	All of the software and documentation prepared for use with &FED; is
-	supplied in the form of files called RPM <firstterm>packages</firstterm>.
-	Each package is a compressed archive containing product
-	information, program files, icons, documentation and management
-	scripts.  Packages also include a digital signature to prove
-	their source.  These files are used by management applications to
-	safely locate, install, update and remove software.  	For
-	example, the &FED; installation process uses the packages
-	supplied with &FC; to build or upgrade a system to your requirements. 
+
+    <para>
+      &FC; provides a pair of utilities that work together to enable
+      desktop users to update their systems. The <application>Alert
+      Icon</application> on your desktop keeps you informed about
+      package updates. Until your system is updated this appears as a
+      red circle with a flashing exclamation mark. The
+      <application>Alert Icon</application> is integrated with
+      <application>up2date</application>, which enables you to easily
+      install updates for your system.
+    </para>
+
+    <para>
+      In addition to these tools, &FC; also includes
+      <command>yum</command>, a command-line utility that is the current
+      recommended option for software administration. The
+      <command>yum</command> utility enables you to automatically
+      locate, install and update any software with the latest version.
     </para>
+
+    <note>
+      <title>Command-Line Version of <application>up2date</application></title>
+
+      <para>
+        This tutorial does not document the command-line version of
+        <command>up2date</command>, which provides some of the features
+        of <command>yum</command>.
+      </para>
+    </note>
+
+    <section id="sn-about-packages">
+      <title>About Packages</title>
+      <indexterm>
+        <primary>packages, defined</primary>
+      </indexterm>
+      <para>
+        All of the software and documentation prepared for use with
+        &FED; is supplied in the form of files called RPM
+        <firstterm>packages</firstterm>. Each package is a compressed
+        archive containing product information, program files, icons,
+        documentation and management scripts. Packages also include a
+        digital signature to prove their source. These files are used by
+        management applications to safely locate, install, update and
+        remove software. For example, the &FED; installation process
+        uses the packages supplied with &FC; to build or upgrade a
+        system to your requirements.
+      </para>
+
       <important>
-       <title>Verifying Packages</title>
+        <title>Verifying Packages</title>
+
         <para>
-	   The <application>up2date</application> application automatically
-	   downloads the &FP; public keys used to verify the digital
-	   signatures of updated packages.
-       </para>
+          The <application>up2date</application> application
+          automatically downloads the &FP; public keys used to verify
+          the digital signatures of updated packages.
+        </para>
       </important>
-      </section>
-
+    </section>
 
-      <section id="sn-about-channels">
-       <title>About Channels</title>
-        <indexterm> 
-         <primary>channels, defined</primary>
-        </indexterm>
-     <para>
-      The <application>up2date</application> application uses
-      <firstterm>repositories</firstterm>, specially prepared Web and FTP sites
-      that hold software packages.  Whatever their type, they are all described
-      as <firstterm>channels</firstterm> within <application>up2date</application>.
-     </para>
-     <para>
-      These repositories are also used by software management systems like
-      <command>yum</command> to install and update software.  If you configure
-      <command>yum</command> to use additional repositories then you should add
-      these to <command>up2date</command> as well.
-     </para>
-       </section>
-   </section>
+    <section id="sn-about-channels">
+      <title>About Channels</title>
+      <indexterm>
+        <primary>channels, defined</primary>
+      </indexterm>
+      <para>
+        The <application>up2date</application> application uses
+        <firstterm>repositories</firstterm>, specially prepared Web and
+        FTP sites that hold software packages. Whatever their type, they
+        are all described as <firstterm>channels</firstterm> within
+        <application>up2date</application>.
+      </para>
 
+      <para>
+        These repositories are also used by software management systems
+        like <command>yum</command> to install and update software. If
+        you configure <command>yum</command> to use additional
+        repositories then you should add these to
+        <command>up2date</command> as well.
+      </para>
+    </section>
+  </section>
 
-   <section id="sn-applet-managing">
+  <section id="sn-applet-managing">
     <title>Enabling and Disabling the <application>Alert Icon</application></title>
     <indexterm>
-     <primary><application>Alert Icon</application>, enabling</primary>
+      <primary><application>Alert Icon</application>, enabling</primary>
     </indexterm>
     <para>
-	To enable the <application>Alert Icon</application>, either double-click it, or right-click it and
-	select <guilabel>Configuration</guilabel>.  Click
-	<guibutton>Forward</guibutton> to move to the <guilabel>Terms of
-	Service</guilabel>.  Click <guibutton>Forward</guibutton> once more to agree to the terms and move
-	on to the <guilabel>Proxy Configuration</guilabel>.
+      To enable the <application>Alert Icon</application>, either
+      double-click it, or right-click it and select
+      <guilabel>Configuration</guilabel>. Click
+      <guibutton>Forward</guibutton>
+      to move to the <guilabel>Terms of Service</guilabel>. Click
+      <guibutton>Forward</guibutton>
+      once more to agree to the terms and move on to the <guilabel>Proxy
+      Configuration</guilabel>.
     </para>
     <indexterm>
-     <primary>proxy server, with the <application>Alert Icon</application></primary>
+      <primary>proxy server, with the <application>Alert Icon</application>
+      </primary>
     </indexterm>
     <para>
-	To use a Web proxy server, enter the settings in the <guilabel>Proxy Configuration</guilabel>.  Select the check-box next to <guilabel>Enable HTTP
-	  Proxy</guilabel> and enter the name of your proxy server.  If your
-	proxy server requires a username and password to access the Internet select the check-box next to <guilabel>Use
-	  Authentication</guilabel> and enter the relevant
-	  <guilabel>Username</guilabel> and <guilabel>Password</guilabel>.  
-     </para>
-    <para>
-      Click <guibutton>Forward</guibutton> a third time to complete the
-    configuration.  Select <guibutton>Apply</guibutton> to confirm the settings
-    and immediately start an update.
+      To use a Web proxy server, enter the settings in the
+      <guilabel>Proxy Configuration</guilabel>. Select the check-box
+      next to <guilabel>Enable HTTP Proxy</guilabel> and enter the name
+      of your proxy server. If your proxy server requires a username and
+      password to access the Internet select the check-box next to
+      <guilabel>Use Authentication</guilabel> and enter the relevant
+      <guilabel>Username</guilabel> and <guilabel>Password</guilabel>.
     </para>
-   <section id="sn-applet-disabling">
-    <title>Disabling the Update <application>Alert Icon</application></title>
+
+    <para>
+      Click
+      <guibutton>Forward</guibutton>
+      a third time to complete the configuration. Select
+      <guibutton>Apply</guibutton>
+      to confirm the settings and immediately start an update.
+    </para>
+
+    <section id="sn-applet-disabling">
+      <title>Disabling the Update <application>Alert Icon</application></title>
+      <indexterm>
+        <primary><application>Alert Icon</application>, disabling</primary>
+      </indexterm>
+      <para>
+        To disable the <application>Alert Icon</application>, follow
+        these steps:
+        <orderedlist>
+          <listitem>
+            <para>
+              Right-click it and select
+              <guilabel>Configuration</guilabel>.
+            </para>
+          </listitem>
+          <listitem>
+            <para>
+              Click
+              <guibutton>Forward</guibutton>
+              to move to the next screen.
+            </para>
+          </listitem>
+          <listitem>
+            <para>
+              Click
+              <guibutton>Remove From Panel</guibutton>
+              .
+            </para>
+          </listitem>
+        </orderedlist>
+      </para>
+      <tip>
+        <title>Re-enabling The <application>Alert Icon</application></title>
+        <para>
+          You can re-enable the <application>Alert Icon</application> by
+          selecting <menuchoice><guimenu>System
+          Tools</guimenu><guimenuitem>Red Hat Network Alert
+          Icon</guimenuitem></menuchoice> from the main menu.
+        </para>
+      </tip>
+    </section>
+  </section>
+
+  <section id="sn-applet-using">
+    <title>Using the <application>Alert Icon</application></title>
     <indexterm>
-     <primary><application>Alert Icon</application>, disabling</primary>
+      <primary><application>Alert Icon</application>, using</primary>
     </indexterm>
-     <para>
-	  To disable the <application>Alert Icon</application>, follow these steps:
-        <orderedlist>
+    <para>
+      Once the <application>Alert Icon</application> is configured the
+      <command>rhnsd</command> service on your system periodically
+      checks for updates, and changes the icon to reflect the status of
+      your system. The default period is every two hours. You may check
+      for updates at any time by either double-clicking the icon, or by
+      right-clicking it and selecting <guilabel>Check for
+      updates</guilabel>.
+    </para>
+
+    <para>
+      The icon displays the status of your system by showing one of six
+      states:
+      <itemizedlist>
         <listitem>
-           <para>Right-click it and select <guilabel>Configuration</guilabel>.
-           </para>
+          <para>
+            Grey with a check mark: the first check is in progress.
+          </para>
         </listitem>
         <listitem>
-           <para>Click <guibutton>Forward</guibutton> to move to the next screen.
-           </para>
+          <para>
+            Blue with a check mark: your system is up to date.
+          </para>
         </listitem>
         <listitem>
-           <para>Click <guibutton>Remove From Panel</guibutton>.
-           </para>
-        </listitem>
-       </orderedlist>
-    </para>
-
-     <tip>
-      <title>Re-enabling The <application>Alert Icon</application></title>
-	  <para>
-	    You can re-enable the <application>Alert Icon</application> by selecting
-	    <menuchoice><guimenu>System Tools</guimenu><guimenuitem>Red Hat
-	    Network Alert Icon</guimenuitem></menuchoice> from the main menu.
+          <para>
+            Green with double arrows: currently checking for updates.
           </para>
-     </tip>
-
- </section>
-
-    </section>
-
-
-   <section id="sn-applet-using">
-    <title>Using the <application>Alert Icon</application></title>
-    <indexterm>
-     <primary><application>Alert Icon</application>, using</primary>
-    </indexterm>
-     <para>
-	Once the <application>Alert Icon</application> is configured the <command>rhnsd</command> service
-	on your system periodically checks for updates, and changes the icon to
-	reflect the status of your system.  The default period is every two
-	hours.  You may check for updates at any time by either double-clicking
-	the icon, or by right-clicking it and selecting <guilabel>Check for
-	updates</guilabel>.
-     </para>
-      <para>
-	The icon displays the status of your system by showing one of four states:
-        <itemizedlist>
-         <listitem>
-          <para>Grey with a check mark: the first check is in progress.
-          </para>
-         </listitem>
-         <listitem>
-          <para>Blue with a check mark: your system is up to date.
+        </listitem>
+        <listitem>
+          <para>
+            Red with a flashing exclamation mark: there are newer
+            packages available for the software installed on your
+            system.
           </para>
-         </listitem>
-         <listitem>
-          <para>Green with double arrows: currently checking for updates.
+        </listitem>
+        <listitem>
+          <para>
+            Grey with a question mark:
+            <application>up2date</application> is not able to obtain
+            update information from the server.
           </para>
-         </listitem>
-         <listitem>
-          <para>Red with a flashing exclamation mark: there are newer
-          packages available for the software installed on your system.
+        </listitem>
+        <listitem>
+          <para>
+            Grey with double arrows, struck-through with a red line: No
+            network connection to the server.
           </para>
-         </listitem>
-       </itemizedlist>
-      </para>
+        </listitem>
+      </itemizedlist>
+    </para>
 
-     <para>
-	Rest your mouse pointer over the icon to show the number of outstanding updates for your system.
-     </para>
+    <para>
+      Rest your mouse pointer over the icon to show the number of
+      outstanding updates for your system.
+    </para>
 
-     <note>
+    <note>
       <title>Only &FED; Updates are Shown</title>
-	<para>The <application>Alert Icon</application> can only inform you of updates for the packages
-	provided by the &FP;.  To update all of the packages on your system, use
-	  <command>yum</command>.
-        </para>
-     </note>
-
-    </section>
 
+      <para>
+        The <application>Alert Icon</application> can only inform you of
+        updates for the packages provided by the &FP;. To update all of
+        the packages on your system, use <command>yum</command>.
+      </para>
+    </note>
+  </section>
 
-    <section id="sn-up2date-configuring">
-     <title>Configuring <application>up2date</application></title>
-     <indexterm>
+  <section id="sn-up2date-configuring">
+    <title>Configuring <application>up2date</application></title>
+    <indexterm>
       <primary>up2date, configuring</primary>
-     </indexterm>
-      <para>
-	If you select <guilabel>Check for updates</guilabel> you are shown a list of
-	available updates, and can <guibutton>Launch Up2date</guibutton> by
-	clicking the button.  Alternatively, you can right-click the <application>Alert Icon</application>
-	and select <guilabel>Launch Up2date</guilabel>.  You are prompted for
-	the root password before the application continues.
-     </para>
-     <indexterm>
+    </indexterm>
+    <para>
+      If you select <guilabel>Check for updates</guilabel> you are shown
+      a list of available updates, and can
+      <guibutton>Launch Up2date</guibutton>
+      by clicking the button. Alternatively, you can right-click the
+      <application>Alert Icon</application> and select <guilabel>Launch
+      Up2date</guilabel>. You are prompted for the
+      <systemitem class="username">root</systemitem> password before the
+      application continues.
+    </para>
+    <indexterm>
       <primary>proxy server, with up2date</primary>
-     </indexterm>
-     <para>
-	 The configuration screen is displayed the first time that you run
-	<application>up2date</application>.  This has the same proxy server
-	options as the <application>Alert Icon</application>.  If you use a proxy server you should enter
-	the same settings again.
-     </para>
-     <para>
-	By default <application>up2date</application> has two safety restrictions that
-	you may wish to remove.  The first is that it will not update any
-	package where the configuration files have been modified.  To remove
-	this safety restriction, click on the
-	<guilabel>Retrieval/Installation</guilabel> tab and clear the check-box
-	for <guilabel>Do not upgrade packages where the local configuration file
-	has been modified</guilabel>.  The other safety measure is that it will
-	not automatically update the kernel on your system.  Click on the
-	<guilabel>Package exceptions</guilabel> tab, select
-	<guilabel>kernel*</guilabel> and then click
-	<guibutton>Remove</guibutton> to enable kernel updates.
-    </para>
-    <para>
-	Click <guibutton>OK</guibutton> when you have finished configuring
-	<application>up2date</application>.
+    </indexterm>
+    <para>
+      The configuration screen is displayed the first time that you run
+      <application>up2date</application>. This has the same proxy server
+      options as the <application>Alert Icon</application>. If you use a
+      proxy server you should enter the same settings again.
+    </para>
+
+    <para>
+      By default <application>up2date</application> has two safety
+      restrictions that you may wish to remove. The first is that it
+      will not update any package where the configuration files have
+      been modified. To remove this safety restriction, click on the
+      <guilabel>Retrieval/Installation</guilabel> tab and clear the
+      check-box for <guilabel>Do not upgrade packages where the local
+      configuration file has been modified</guilabel>. The other safety
+      measure is that it will not automatically update the kernel on
+      your system. Click on the <guilabel>Package exceptions</guilabel>
+      tab, select <guilabel>kernel*</guilabel> and then click
+      <guibutton>Remove</guibutton>
+      to enable kernel updates.
     </para>
+
     <para>
-	If this is the first time that you have run
-	<application>up2date</application> the &FED; public key is downloaded.  Click <guibutton>Yes</guibutton>.
+      Click
+      <guibutton>OK</guibutton>
+      when you have finished configuring
+      <application>up2date</application>.
     </para>
-   </section>
 
+    <para>
+      If this is the first time that you have run
+      <application>up2date</application> the &FED; public key is
+      downloaded. Click
+      <guibutton>Yes</guibutton>
+      .
+    </para>
+  </section>
 
-   <section id="sn-up2date-usage">
+  <section id="sn-up2date-usage">
     <title>Updating Your System with <application>up2date</application></title>
     <indexterm>
-     <primary>up2date, using</primary>
+      <primary>up2date, using</primary>
     </indexterm>
     <para>
-	However you launched <application>up2date</application>, you begin
-	with the <guilabel>Welcome to Red Hat Update Agent</guilabel> screen.  Click
-	<guibutton>Forward</guibutton> to move to the
-	<guilabel>Channels</guilabel> screen.  You may choose not to check a
-	channel for updates by clearing the check-box next to the channel name.
+      However you launched <application>up2date</application>, you begin
+      with the <guilabel>Welcome to Red Hat Update Agent</guilabel>
+      screen. Click
+      <guibutton>Forward</guibutton>
+      to move to the <guilabel>Channels</guilabel> screen. You may
+      choose not to check a channel for updates by clearing the
+      check-box next to the channel name.
     </para>
+
     <para>
-	Click <guibutton>Forward</guibutton> to continue, or
-	<guibutton>Cancel</guibutton> to abort.  If you continue all of the chosen
-	channels are checked for updates to the packages installed on your
-	system, and a list of packages is displayed.
+      Click
+      <guibutton>Forward</guibutton>
+      to continue, or
+      <guibutton>Cancel</guibutton>
+      to abort. If you continue all of the chosen channels are checked
+      for updates to the packages installed on your system, and a list
+      of packages is displayed.
     </para>
+
     <para>
-      Click the check-box next to the name of the package to select it for
-      updating.  To select all of the packages on the list, click <guilabel>Select all packages</guilabel>.
+      Click the check-box next to the name of the package to select it
+      for updating. To select all of the packages on the list, click
+      <guilabel>Select all packages</guilabel>.
     </para>
+
     <para>
-	Click <guibutton>Forward</guibutton> to begin the update process.  This
-	may take some time as the new packages are downloaded.  The <guilabel>Retrieving
-	  Packages</guilabel> screen displays the progress of the downloads. 
+      Click
+      <guibutton>Forward</guibutton>
+      to begin the update process. This may take some time as the new
+      packages are downloaded. The <guilabel>Retrieving
+      Packages</guilabel> screen displays the progress of the downloads.
     </para>
+
     <para>
-	Once the downloads have completed, click <guibutton>Forward</guibutton>.  Your
-	updates are then installed in the correct sequence, replacing older
-	versions of the same packages.
+      Once the downloads have completed, click
+      <guibutton>Forward</guibutton>
+      . Your updates are then installed in the correct sequence,
+      replacing older versions of the same packages.
     </para>
+
     <para>
-	Click <guibutton>Forward</guibutton> to move on to the <guilabel>Finish
-	Page</guilabel>.  This lists all of the updates that have been installed.
+      Click
+      <guibutton>Forward</guibutton>
+      to move on to the <guilabel>Finish Page</guilabel>. This lists all
+      of the updates that have been installed.
     </para>
-   </section>
-
+  </section>
 
-   <section id="sn-up2date-managing-channels">
+  <section id="sn-up2date-managing-channels">
     <title>Managing <application>up2date</application> Channels</title>
+
     <para>
-      You may add or remove channels from <application>up2date</application> by editing
-	<filename>/etc/sysconfig/rhn/sources</filename>.  Each channel is
-	defined by a line in this file.  The &FP; repositories are already
-	listed, with standard repositories enabled, and the package repositories
-	for test versions of packages disabled.
-     </para>
-     <tip>
+      You may add or remove channels from
+      <application>up2date</application> by editing
+      <filename>/etc/sysconfig/rhn/sources</filename>. Each channel is
+      defined by a line in this file. The &FP; repositories are already
+      listed, with standard repositories enabled, and the package
+      repositories for test versions of packages disabled.
+    </para>
+    <tip>
       <title>Software Repository Types</title>
-       <para>
-	Any software repository that supports <command>apt</command> or
-	<command>yum</command> can be used as an
-	<application>up2date</application> channel.
-       </para>
-     </tip>
-
-
+      <para>
+        Any software repository that supports <command>apt</command> or
+        <command>yum</command> can be used as an
+        <application>up2date</application> channel.
+      </para>
+    </tip>
     <section id="sn-up2date-toggling-channels">
-     <title>Enabling and Disabling Channels</title>
-     <indexterm>
-      <primary>channels, enabling</primary>
-     </indexterm>
-     <indexterm>
-      <primary>channels, disabling</primary>
-     </indexterm>
-      <para>
-	  Channels are disabled by placing a comment marker at the beginning of
-	  the line.  To re-enable a channel, remove the # character at the
-	  beginning of the line.
-     </para>
+      <title>Enabling and Disabling Channels</title>
+      <indexterm>
+        <primary>channels, enabling</primary>
+      </indexterm>
+      <indexterm>
+        <primary>channels, disabling</primary>
+      </indexterm>
+      <para>
+        Channels are disabled by placing a comment marker at the
+        beginning of the line. To re-enable a channel, remove the #
+        character at the beginning of the line.
+      </para>
     </section>
 
-
     <section id="sn-up2date-changing-channels">
-     <title>Adding and Removing Channels</title>
-     <indexterm>
-      <primary>channels, adding</primary>
-     </indexterm>
-     <indexterm>
-      <primary>channels, removing</primary>
-     </indexterm>
-      <para>
-	  To add a new channel, add a new line to <filename>/etc/sysconfig/rhn/sources</filename>.
-     </para>
-     <para>
-	  You must specify three settings for each channel.  The <command>type</command>
-	  should be <command>yum</command> unless the provider is using an
-	  alternate system.  The <command>channel-label</command> is the name
-	  that the channel will be known by.  The <command>url</command> is the
-	  full URL to the directory holding the RPM packages.
-     </para>
-     <para>
-	This is an example channel listing, for a repository hosted on the
-	server <wordasword>fedora.multikabel.nl</wordasword>:
-     </para>
-    <example id="up2date-channel-format">
-     <title>Format of <application>up2date</application> Channels</title>
-     <programlisting>
+      <title>Adding and Removing Channels</title>
+      <indexterm>
+        <primary>channels, adding</primary>
+      </indexterm>
+      <indexterm>
+        <primary>channels, removing</primary>
+      </indexterm>
+      <para>
+        To add a new channel, add a new line to
+        <filename>/etc/sysconfig/rhn/sources</filename>.
+      </para>
+
+      <para>
+        You must specify three settings for each channel. The
+        <command>type</command> should be <command>yum</command> unless
+        the provider is using an alternate system. The
+        <command>channel-label</command> is the name that the channel
+        will be known by. The <command>url</command> is the full URL to
+        the directory holding the RPM packages.
+      </para>
+
+      <para>
+        This is an example channel listing, for a repository hosted on
+        the server <wordasword>fedora.multikabel.nl</wordasword>:
+      </para>
+
+      <example id="up2date-channel-format">
+        <title>Format of <application>up2date</application> Channels</title>
+<programlisting>
       <![CDATA[
-       yum fedora-us-stable-2 http://fedora.multikabel.nl/fedora/fedora/3/$ARCH/RPMS.stable
+       yum fedora-us-stable-2 http://fedora.multikabel.nl/fedora/fedora/4/$ARCH/RPMS.stable
       ]]>
     </programlisting>
-    </example>
-    <para>
-	  The &FC; channels use <command>yum-mirror</command>, rather than
-	  <command>yum</command>.  This means that
-	  <application>up2date</application> automatically fetches a list of
-	  servers from the file specified by the <command>url</command>, and
-	  then randomly select a download server from the list.  Another server
-	  is automatically chosen if the selected server fail to respond.
-     </para>
-     <tip>
-      <title>Repositories for <command>apt</command></title>
-       <para>Some third-party package providers use <command>apt</command>, rather than
-	    <command>yum</command>.  Many support both types to ensure
-	    compatibility.  If the provider requires <command>apt</command>,
-	    then substitute <command>apt</command> for <command>yum</command> in
-	    your channel definition.
-       </para>
-     </tip>
-     <para>
-	  To remove a channel, delete the relevant line from <filename>/etc/sysconfig/rhn/sources</filename>.
-     </para>
+      </example>
+
+      <para>
+        The &FC; channels use <command>yum-mirror</command>, rather than
+        <command>yum</command>. This means that
+        <application>up2date</application> automatically fetches a list
+        of servers from the file specified by the
+        <command>url</command>, and then randomly select a download
+        server from the list. Another server is automatically chosen if
+        the selected server fail to respond.
+      </para>
+      <tip>
+        <title>Repositories for <command>apt</command></title>
+        <para>
+          Some third-party package providers use <command>apt</command>,
+          rather than <command>yum</command>. Many support both types to
+          ensure compatibility. If the provider requires
+          <command>apt</command>, then substitute <command>apt</command>
+          for <command>yum</command> in your channel definition.
+        </para>
+      </tip>
+      <para>
+        To remove a channel, delete the relevant line from
+        <filename>/etc/sysconfig/rhn/sources</filename>.
+      </para>
+
       <important>
-       <title>Managing Public Keys</title>
+        <title>Managing Public Keys</title>
+
         <para>
-	    Remember to add or remove the public key for the package provider
-	    from your software management system when adding or removing channels
-	  for third-party packages.
-       </para>
+          Remember to add or remove the public key for the package
+          provider from your software management system when adding or
+          removing channels for third-party packages.
+        </para>
       </important>
-
     </section>
+  </section>
 
-   </section>
-
-
-<index id="generated-index"></index>
+  <index id="generated-index"></index>
 </article>




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