[system-administrators-guide] Removing significance="normal" from indexterm

stephenw stephenw at fedoraproject.org
Thu Oct 30 21:18:14 UTC 2014


commit 9d0fd4c2cd666b3f790346e5c3b57bf99bf6c21e
Author: Stephen Wadeley <swadeley at redhat.com>
Date:   Thu Oct 30 22:16:33 2014 +0100

    Removing significance="normal" from indexterm
    
    Has no benefit and makes my diff compares harder
    as not used in my other docs.

 en-US/Mail_Servers.xml |  265 +++++++++++++++--------------------------------
 1 files changed, 85 insertions(+), 180 deletions(-)
---
diff --git a/en-US/Mail_Servers.xml b/en-US/Mail_Servers.xml
index 2bfc83b..d24427a 100644
--- a/en-US/Mail_Servers.xml
+++ b/en-US/Mail_Servers.xml
@@ -9,8 +9,7 @@
   <section
     id="s1-email-protocols">
     <title>Email Protocols</title>
-    <indexterm
-      significance="normal">
+    <indexterm>
       <primary>email</primary>
       <secondary>protocols</secondary>
     </indexterm>
@@ -24,8 +23,7 @@
       <section
         id="s3-email-protocols-smtp">
         <title>SMTP</title>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>email</primary>
           <secondary>protocols</secondary>
           <tertiary>SMTP</tertiary>
@@ -43,8 +41,7 @@
       <section
         id="s3-email-protocols-pop">
         <title>POP</title>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>email</primary>
           <secondary>protocols</secondary>
           <tertiary>POP</tertiary>
@@ -84,8 +81,7 @@
       <section
         id="s3-email-protocols-imap">
         <title>IMAP</title>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>email</primary>
           <secondary>protocols</secondary>
           <tertiary>IMAP</tertiary>
@@ -101,8 +97,7 @@
       <section
         id="s3-mail-server-dovecot">
         <title>Dovecot</title>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>email</primary>
           <secondary>mail server</secondary>
           <tertiary>Dovecot</tertiary>
@@ -157,8 +152,7 @@ ln -s '/usr/lib/systemd/system/dovecot' '/etc/systemd/system/multi-user.target.w
   <section
     id="s1-email-types">
     <title>Email Program Classifications</title>
-    <indexterm
-      significance="normal">
+    <indexterm>
       <primary>email</primary>
       <secondary>program classifications</secondary>
     </indexterm>
@@ -166,19 +160,16 @@ ln -s '/usr/lib/systemd/system/dovecot' '/etc/systemd/system/multi-user.target.w
     <section
       id="s2-email-types-mta">
       <title>Mail Transport Agent</title>
-      <indexterm
-        significance="normal">
+      <indexterm>
         <primary>email</primary>
         <secondary>types</secondary>
         <tertiary>Mail Transport Agent</tertiary>
       </indexterm>
-      <indexterm
-        significance="normal">
+      <indexterm>
         <primary>Mail Transport Agent</primary>
         <see>email</see>
       </indexterm>
-      <indexterm
-        significance="normal">
+      <indexterm>
         <primary>MTA</primary>
         <see>Mail Transport Agent</see>
       </indexterm>
@@ -192,19 +183,16 @@ ln -s '/usr/lib/systemd/system/dovecot' '/etc/systemd/system/multi-user.target.w
     <section
       id="s2-email-types-mda">
       <title>Mail Delivery Agent</title>
-      <indexterm
-        significance="normal">
+      <indexterm>
         <primary>email</primary>
         <secondary>types</secondary>
         <tertiary>Mail Delivery Agent</tertiary>
       </indexterm>
-      <indexterm
-        significance="normal">
+      <indexterm>
         <primary>Mail Delivery Agent</primary>
         <see>email</see>
       </indexterm>
-      <indexterm
-        significance="normal">
+      <indexterm>
         <primary>MDA</primary>
         <see>Mail Delivery Agent</see>
       </indexterm>
@@ -214,19 +202,16 @@ ln -s '/usr/lib/systemd/system/dovecot' '/etc/systemd/system/multi-user.target.w
     <section
       id="s2-email-types-mua">
       <title>Mail User Agent</title>
-      <indexterm
-        significance="normal">
+      <indexterm>
         <primary>email</primary>
         <secondary>types</secondary>
         <tertiary>Mail User Agent</tertiary>
       </indexterm>
-      <indexterm
-        significance="normal">
+      <indexterm>
         <primary>Mail User Agent</primary>
         <see>email</see>
       </indexterm>
-      <indexterm
-        significance="normal">
+      <indexterm>
         <primary>MUA</primary>
         <see>Mail User Agent</see>
       </indexterm>
@@ -253,13 +238,11 @@ ln -s '/usr/lib/systemd/system/dovecot' '/etc/systemd/system/multi-user.target.w
     <section
       id="s2-email-mta-postfix">
       <title>Postfix</title>
-      <indexterm
-        significance="normal">
+      <indexterm>
         <primary>email</primary>
         <secondary>Postfix</secondary>
       </indexterm>
-      <indexterm
-        significance="normal">
+      <indexterm>
         <primary>Postfix</primary>
       </indexterm>
       <para>Originally developed at IBM by security expert and programmer Wietse Venema, Postfix is a Sendmail-compatible MTA that is designed to be secure, fast, and easy to configure.</para>
@@ -274,8 +257,7 @@ ln -s '/usr/lib/systemd/system/dovecot' '/etc/systemd/system/multi-user.target.w
       <section
         id="s3-email-mta-postfix-default">
         <title>The Default Postfix Installation</title>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>Postfix</primary>
           <secondary>default installation</secondary>
         </indexterm>
@@ -381,26 +363,22 @@ search_base = dc=<replaceable>example</replaceable>, dc=<replaceable>com</replac
     <section
       id="s2-email-mta-sendmail">
       <title>Sendmail</title>
-      <indexterm
-        significance="normal">
+      <indexterm>
         <primary>email</primary>
         <secondary>Sendmail</secondary>
       </indexterm>
-      <indexterm
-        significance="normal">
+      <indexterm>
         <primary>Sendmail</primary>
       </indexterm>
       <para>Sendmail's core purpose, like other MTAs, is to safely transfer email among hosts, usually using the <systemitem class="protocol">SMTP</systemitem> protocol. Note that Sendmail is considered deprecated and users are encouraged to use Postfix when possible. See <xref linkend="s2-email-mta-postfix" /> for more information.</para>
       <section
         id="s3-email-mta-sendmail-purpose">
         <title>Purpose and Limitations</title>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>Sendmail</primary>
           <secondary>purpose</secondary>
         </indexterm>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>Sendmail</primary>
           <secondary>limitations</secondary>
         </indexterm>
@@ -412,8 +390,7 @@ search_base = dc=<replaceable>example</replaceable>, dc=<replaceable>com</replac
       <section
         id="s3-email-mta-sendmail-default">
         <title>The Default Sendmail Installation</title>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>Sendmail</primary>
           <secondary>default installation</secondary>
         </indexterm>
@@ -486,13 +463,11 @@ where <replaceable>name&gt;.db</replaceable> represents the name of the database
       <section
         id="s3-email-mta-sendmail-changes">
         <title>Common Sendmail Configuration Changes</title>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>Sendmail</primary>
           <secondary>common configuration changes</secondary>
         </indexterm>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>Sendmail</primary>
           <secondary>with UUCP</secondary>
         </indexterm>
@@ -524,13 +499,11 @@ where <replaceable>name&gt;.db</replaceable> represents the name of the database
       <section
         id="s3-email-sendmail-changes-masquerading">
         <title>Masquerading</title>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>Sendmail</primary>
           <secondary>aliases</secondary>
         </indexterm>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>Sendmail</primary>
           <secondary>masquerading</secondary>
         </indexterm>
@@ -549,8 +522,7 @@ MASQUERADE_AS(example.com)dnl</programlisting>
       <section
         id="s3-email-sendmail-stopping-spam">
         <title>Stopping Spam</title>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>Sendmail</primary>
           <secondary>spam</secondary>
         </indexterm>
@@ -572,8 +544,7 @@ MASQUERADE_AS(example.com)dnl</programlisting>
       <section
         id="s3-email-mta-sendmail-ldap">
         <title>Using Sendmail with LDAP</title>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>Sendmail</primary>
           <secondary>LDAP and</secondary>
         </indexterm>
@@ -596,13 +567,11 @@ FEATURE('ldap_routing')dnl</programlisting>
     <section
       id="s2-email-mta-fetchmail">
       <title>Fetchmail</title>
-      <indexterm
-        significance="normal">
+      <indexterm>
         <primary>email</primary>
         <secondary>Fetchmail</secondary>
       </indexterm>
-      <indexterm
-        significance="normal">
+      <indexterm>
         <primary>Fetchmail</primary>
       </indexterm>
       <para>Fetchmail is an MTA which retrieves email from remote servers and delivers it to the local MTA. Many users appreciate the ability to separate the process of downloading their messages located on a remote server from the process of reading and organizing their email in an MUA. Designed with the needs of dial-up users in mind, Fetchmail connects and quickly downloads all of the email messages to the mail spool file using any number of protocols, including <systemitem class="protocol">POP3</systemitem> and <systemitem class="protocol">IMAP</systemitem>. It can even forward email messages to an <systemitem class="protocol">SMTP</systemitem> server, if necessary.</para>
@@ -617,16 +586,12 @@ FEATURE('ldap_routing')dnl</programlisting>
       <section
         id="s3-email-mda-fetchmail-configuration">
         <title>Fetchmail Configuration Options</title>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>Fetchmail</primary>
           <secondary>configuration options</secondary>
         </indexterm>
-        <indexterm
-          significance="normal">
-          <primary>
-            <filename>.fetchmailrc</filename>
-          </primary>
+        <indexterm>
+          <primary><filename>.fetchmailrc</filename></primary>
         </indexterm>
         <para>Although it is possible to pass all necessary options on the command line to check for email on a remote server when executing Fetchmail, using a <filename>.fetchmailrc</filename> file is much easier. Place any desired configuration options in the <filename>.fetchmailrc</filename> file for those options to be used each time the <command>fetchmail</command> command is issued. It is possible to override these at the time Fetchmail is run by specifying that option on the command line.</para>
         <para>A user's <filename>.fetchmailrc</filename> file contains three classes of configuration options:</para>
@@ -666,17 +631,13 @@ poll mail.domain2.com
       <section
         id="s3-email-mda-fetchmail-configuration-global">
         <title>Global Options</title>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>Fetchmail</primary>
           <secondary>configuration options</secondary>
           <tertiary>global options</tertiary>
         </indexterm>
-        <indexterm
-          significance="normal">
-          <primary>ch-email
-            <filename>.fetchmailrc</filename>
-          </primary>
+        <indexterm>
+          <primary>ch-email <filename>.fetchmailrc</filename></primary>
           <secondary>global options</secondary>
         </indexterm>
         <para>Each global option should be placed on a single line after a <command>set</command> action.</para>
@@ -699,17 +660,13 @@ poll mail.domain2.com
       <section
         id="s3-email-mda-fetchmail-configuration-server">
         <title>Server Options</title>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>Fetchmail</primary>
           <secondary>configuration options</secondary>
           <tertiary>server options</tertiary>
         </indexterm>
-        <indexterm
-          significance="normal">
-          <primary>
-            <filename>.fetchmailrc</filename>
-          </primary>
+        <indexterm>
+          <primary><filename>.fetchmailrc</filename></primary>
           <secondary>server options</secondary>
         </indexterm>
         <para>Server options must be placed on their own line in <filename>.fetchmailrc</filename> after a <command>poll</command> or <command>skip</command> action.</para>
@@ -745,17 +702,13 @@ poll mail.domain2.com
       <section
         id="s3-email-fetchmail-configuration-user">
         <title>User Options</title>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>Fetchmail</primary>
           <secondary>configuration options</secondary>
           <tertiary>user options</tertiary>
         </indexterm>
-        <indexterm
-          significance="normal">
-          <primary>
-            <filename>.fetchmailrc</filename>
-          </primary>
+        <indexterm>
+          <primary><filename>.fetchmailrc</filename></primary>
           <secondary>user options</secondary>
         </indexterm>
         <para>User options may be placed on their own lines beneath a server option or on the same line as the server option. In either case, the defined options must follow the <command>user</command> option (defined below).</para>
@@ -804,8 +757,7 @@ poll mail.domain2.com
       <section
         id="s3-email-mda-fetchmail-commands">
         <title>Fetchmail Command Options</title>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>Fetchmail</primary>
           <secondary>command options</secondary>
         </indexterm>
@@ -815,8 +767,7 @@ poll mail.domain2.com
       <section
         id="s3-email-mda-fetchmail-commands-info">
         <title>Informational or Debugging Options</title>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>Fetchmail</primary>
           <secondary>command options</secondary>
           <tertiary>informational</tertiary>
@@ -844,8 +795,7 @@ poll mail.domain2.com
       <section
         id="s3-email-mda-fetchmail-commands-special">
         <title>Special Options</title>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>Fetchmail</primary>
           <secondary>command options</secondary>
           <tertiary>special</tertiary>
@@ -876,27 +826,20 @@ poll mail.domain2.com
       <section
     id="s2-email-switchmail">
     <title>Mail Transport Agent (MTA) Configuration</title>
-    <indexterm
-      significance="normal">
+    <indexterm>
       <primary>Mail Transport Agent</primary>
       <see>MTA</see>
     </indexterm>
-    <indexterm
-      significance="normal">
+    <indexterm>
       <primary>MTA</primary>
       <secondary>setting default</secondary>
     </indexterm>
-    <indexterm
-      significance="normal">
+    <indexterm>
       <primary>MTA</primary>
-      <secondary>switching with <application>Mail Transport Agent Switcher</application>
-      </secondary>
+      <secondary>switching with <application>Mail Transport Agent Switcher</application></secondary>
     </indexterm>
-    <indexterm
-      significance="normal">
-      <primary>
-        <application>Mail Transport Agent Switcher</application>
-      </primary>
+    <indexterm>
+      <primary><application>Mail Transport Agent Switcher</application></primary>
     </indexterm>
     <!--<indexterm
       significance="normal">
@@ -917,22 +860,17 @@ poll mail.domain2.com
         <application>Mail Transport Agent Switcher</application>
       </see>
     </indexterm>-->
-    <indexterm
-      significance="normal">
       <primary>Mail User Agent</primary>
     </indexterm>
-    <indexterm
-      significance="normal">
+    <indexterm>
       <primary>MUA</primary>
     </indexterm>
     <para>A <firstterm>Mail Transport Agent</firstterm> (MTA) is essential for sending email. A <firstterm>Mail User Agent</firstterm> (MUA) such as <application>Evolution</application>, <application>Thunderbird</application>, and <application>Mutt</application>, is used to read and compose email. When a user sends an email from an MUA, the message is handed off to the MTA, which sends the message through a series of MTAs until it reaches its destination.</para>
     <para>Even if a user does not plan to send email from the system, some automated tasks or system programs might use the <command>mail</command> command to send email containing log messages to the <systemitem class="username">root</systemitem> user of the local system.</para>
-    <indexterm
-      significance="normal">
+    <indexterm>
       <primary>sendmail</primary>
     </indexterm>
-    <indexterm
-      significance="normal">
+    <indexterm>
       <primary>postfix</primary>
     </indexterm>
     <para>&MAJOROSVER; provides two MTAs: Postfix and Sendmail. If both are installed, Postfix is the default MTA. Note that Sendmail is considered deprecated in MAJOROS;.</para>
@@ -940,11 +878,8 @@ poll mail.domain2.com
     <!--<para>The <application>Mail Transport Agent Switcher</application> allows for the selection of either <command>sendmail</command>, or <command>postfix</command> as the default MTA for the system.</para>
     <para>You should install the <package>system-switch-mail</package> package to use the text-based version of the <application>Mail Transport Agent Switcher</application> program. If you want to use the graphical version, install the <package>system-switch-mail-gnome</package> package.</para>
     <para>To start the <application>Mail Transport Agent Switcher</application>, select <guimenu>System</guimenu> (the main menu on the panel) &gt; <guimenu>Administration</guimenu> &gt; <guimenuitem>Mail Transport Agent Switcher</guimenuitem>, or type the command <command>system-switch-mail</command> at a shell prompt (for example, in an XTerm or GNOME terminal).</para>
-    <indexterm
-      significance="normal">
-      <primary>
-        <application>Mail Transport Agent Switcher</application>
-      </primary>
+    <indexterm>
+      <primary><application>Mail Transport Agent Switcher</application></primary>
       <secondary>starting in text mode</secondary>
     </indexterm>
     <para>The program automatically detects if the X Window System is running. If it is running, the program starts in graphical mode as shown in <xref
@@ -976,13 +911,11 @@ poll mail.domain2.com
     <title>Mail Delivery Agents</title>
     <para>&MAJOROS; includes two primary MDAs, Procmail and <command>mail</command>. Both of the applications are considered LDAs and both move email from the MTA's spool file into the user's mailbox. However, Procmail provides a robust filtering system.</para>
     <para>This section details only Procmail. For information on the <command>mail</command> command, consult its man page (<command>man mail</command>).</para>
-    <indexterm
-      significance="normal">
+    <indexterm>
       <primary>email</primary>
       <secondary>Procmail</secondary>
     </indexterm>
-    <indexterm
-      significance="normal">
+    <indexterm>
       <primary>Procmail</primary>
     </indexterm>
     <para>Procmail delivers and filters email as it is placed in the mail spool file of the localhost. It is powerful, gentle on system resources, and widely used. Procmail can play a critical role in delivering email to be read by email client applications.</para>
@@ -993,16 +926,12 @@ poll mail.domain2.com
     <section
       id="s2-email-procmail-configuration">
       <title>Procmail Configuration</title>
-      <indexterm
-        significance="normal">
+      <indexterm>
         <primary>Procmail</primary>
         <secondary>configuration</secondary>
       </indexterm>
-      <indexterm
-        significance="normal">
-        <primary>
-          <filename>.procmailrc</filename>
-        </primary>
+      <indexterm>
+        <primary><filename>.procmailrc</filename></primary>
       </indexterm>
       <para>The Procmail configuration file contains important environmental variables. These variables specify things such as which messages to sort and what to do with the messages that do not match any recipes.</para>
       <para>These environmental variables usually appear at the beginning of the <filename>~/.procmailrc</filename> file in the following format:</para>
@@ -1066,8 +995,7 @@ INCLUDERC=$MAILDIR/spam.rc</screen>
     <section
       id="s2-email-procmail-recipes">
       <title>Procmail Recipes</title>
-      <indexterm
-        significance="normal">
+      <indexterm>
         <primary>Procmail</primary>
         <secondary>recipes</secondary>
       </indexterm>
@@ -1087,14 +1015,12 @@ INCLUDERC=$MAILDIR/spam.rc</screen>
       <section
         id="s2-email-procmail-recipes-delivering">
         <title>Delivering vs. Non-Delivering Recipes</title>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>Procmail</primary>
           <secondary>recipes</secondary>
           <tertiary>delivering</tertiary>
         </indexterm>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>Procmail</primary>
           <secondary>recipes</secondary>
           <tertiary>non-delivering</tertiary>
@@ -1106,8 +1032,7 @@ INCLUDERC=$MAILDIR/spam.rc</screen>
       <section
         id="s3-email-procmail-recipes-flags">
         <title>Flags</title>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>Procmail</primary>
           <secondary>recipes</secondary>
           <tertiary>flags</tertiary>
@@ -1172,8 +1097,7 @@ INCLUDERC=$MAILDIR/spam.rc</screen>
       <section
         id="s3-email-procmail-recipes-lockfile">
         <title>Specifying a Local Lockfile</title>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>Procmail</primary>
           <secondary>recipes</secondary>
           <tertiary>local lockfiles</tertiary>
@@ -1184,14 +1108,12 @@ INCLUDERC=$MAILDIR/spam.rc</screen>
       <section
         id="s3-email-procmail-recipes-special">
         <title>Special Conditions and Actions</title>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>Procmail</primary>
           <secondary>recipes</secondary>
           <tertiary>special conditions</tertiary>
         </indexterm>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>Procmail</primary>
           <secondary>recipes</secondary>
           <tertiary>special actions</tertiary>
@@ -1236,8 +1158,7 @@ INCLUDERC=$MAILDIR/spam.rc</screen>
       <section
         id="s3-email-procmail-recipes-examples">
         <title>Recipe Examples</title>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>Procmail</primary>
           <secondary>recipes</secondary>
           <tertiary>examples</tertiary>
@@ -1271,19 +1192,16 @@ tuxlug</screen>
       <section
         id="s3-email-mda-spam">
         <title>Spam Filters</title>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>Procmail</primary>
           <secondary>recipes</secondary>
           <tertiary>SpamAssassin</tertiary>
         </indexterm>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>SpamAssassin</primary>
           <secondary>using with Procmail</secondary>
         </indexterm>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>email</primary>
           <secondary>spam</secondary>
           <tertiary>filtering out</tertiary>
@@ -1327,8 +1245,7 @@ tuxlug</screen>
       id="s2-email-security">
       <title>Securing Communication</title>
       <para>Popular MUAs included with &MAJOROS;, such as <application>Evolution</application> and <application>Mutt</application> offer SSL-encrypted email sessions.</para>
-      <indexterm
-        significance="normal">
+      <indexterm>
         <primary>email</primary>
         <secondary>security</secondary>
       </indexterm>
@@ -1336,8 +1253,7 @@ tuxlug</screen>
       <section
         id="s3-email-security-clients">
         <title>Secure Email Clients</title>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>email</primary>
           <secondary>security</secondary>
           <tertiary>clients</tertiary>
@@ -1348,17 +1264,13 @@ tuxlug</screen>
       <section
         id="s3-email-security-servers">
         <title>Securing Email Client Communications</title>
-        <indexterm
-          significance="normal">
+        <indexterm>
           <primary>email</primary>
           <secondary>security</secondary>
           <tertiary>servers</tertiary>
         </indexterm>
-        <indexterm
-          significance="normal">
-          <primary>
-            <command>stunnel</command>
-          </primary>
+        <indexterm>
+          <primary><command>stunnel</command></primary>
         </indexterm>
         <para>Offering SSL encryption to <systemitem class="protocol">IMAP</systemitem> and <systemitem class="protocol">POP</systemitem> users on the email server is a simple matter.</para>
         <para>First, create an SSL certificate. This can be done in two ways: by applying to a <firstterm>Certificate Authority</firstterm> (<firstterm>CA</firstterm>) for an SSL certificate or by creating a self-signed certificate.</para>
@@ -1404,23 +1316,19 @@ connect = 143</programlisting>
   <section
     id="s1-email-additional-resources">
     <title>Additional Resources</title>
-    <indexterm
-      significance="normal">
+    <indexterm>
       <primary>email</primary>
       <secondary>additional resources</secondary>
     </indexterm>
-    <indexterm
-      significance="normal">
+    <indexterm>
       <primary>Sendmail</primary>
       <secondary>additional resources</secondary>
     </indexterm>
-    <indexterm
-      significance="normal">
+    <indexterm>
       <primary>Procmail</primary>
       <secondary>additional resources</secondary>
     </indexterm>
-    <indexterm
-      significance="normal">
+    <indexterm>
       <primary>Fetchmail</primary>
       <secondary>additional resources</secondary>
     </indexterm>
@@ -1428,8 +1336,7 @@ connect = 143</programlisting>
     <section
       id="s2-email-installed-docs">
       <title>Installed Documentation</title>
-      <indexterm
-        significance="normal">
+      <indexterm>
         <primary>email</primary>
         <secondary>additional resources</secondary>
         <tertiary>installed documentation</tertiary>
@@ -1485,8 +1392,7 @@ connect = 143</programlisting>
     <section
       id="s2-email-useful-websites">
       <title>Useful Websites</title>
-      <indexterm
-        significance="normal">
+      <indexterm>
         <primary>email</primary>
         <secondary>additional resources</secondary>
         <tertiary>useful websites</tertiary>
@@ -1532,8 +1438,7 @@ connect = 143</programlisting>
     <section
       id="s2-email-related-books">
       <title>Related Books</title>
-      <indexterm
-        significance="normal">
+      <indexterm>
         <primary>email</primary>
         <secondary>additional resources</secondary>
         <tertiary>related books</tertiary>


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