[0931098] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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| 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.3//EN"
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| 3 | "http://www.oasis-open.org/docbook/xml/4.3/docbookx.dtd" [
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| 4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
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| 5 | %general-entities;
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| 6 |
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| 7 | <!ENTITY exim-download-http "http://gd.tuwien.ac.at/infosys/mail/exim/exim4/exim-&exim-version;.tar.bz2">
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| 8 | <!ENTITY exim-download-ftp "ftp://ftp.exim.org/pub/exim/exim4/exim-&exim-version;.tar.bz2">
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| 9 | <!ENTITY exim-size "1.2 MB">
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| 10 | <!ENTITY exim-buildsize "11 MB">
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| 11 | <!ENTITY exim-time "0.27 SBU">
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| 12 |
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| 13 | ]>
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| 14 |
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[547df0bc] | 15 | <sect1 id="exim" xreflabel="Exim-&exim-version;">
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[a0f03b0] | 16 | <sect1info>
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[5cd0959d] | 17 | <othername>$LastChangedBy$</othername>
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| 18 | <date>$Date$</date>
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[a0f03b0] | 19 | </sect1info>
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[00bb024c] | 20 | <?dbhtml filename="exim.html"?>
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[547df0bc] | 21 | <title>Exim-&exim-version;</title>
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[f45b1953] | 22 |
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[0931098] | 23 | <sect2>
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| 24 | <title>Introduction to <application>Exim</application></title>
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| 25 |
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| 26 | <para>The <application>Exim</application> package contains a Mail Transport Agent written by the
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| 27 | University of Cambridge, released under the <acronym>GNU</acronym> Public License.</para>
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| 28 |
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| 29 | <sect3><title>Package information</title>
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| 30 | <itemizedlist spacing='compact'>
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| 31 | <listitem><para>Download (HTTP): <ulink url="&exim-download-http;"/></para></listitem>
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| 32 | <listitem><para>Download (FTP): <ulink url="&exim-download-ftp;"/></para></listitem>
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| 33 | <listitem><para>Download size: &exim-size;</para></listitem>
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| 34 | <listitem><para>Estimated Disk space required: &exim-buildsize;</para></listitem>
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| 35 | <listitem><para>Estimated build time: &exim-time;</para></listitem></itemizedlist>
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| 36 | </sect3>
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| 37 |
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| 38 | <sect3><title><application>Exim</application> dependencies</title>
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| 39 | <sect4><title>Required</title>
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| 40 | <para><xref linkend="db"/>
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| 41 | </para></sect4>
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| 42 | <sect4><title>Optional</title>
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| 43 | <para>
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| 44 | X (<xref linkend="xfree86"/> or <xref linkend="xorg"/>),
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| 45 | <xref linkend="openldap"/>,
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| 46 | <xref linkend="mysql"/>,
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| 47 | <xref linkend="tcpwrappers"/> and
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| 48 | <xref linkend="Linux_PAM"/>
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| 49 | </para></sect4>
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| 50 | </sect3>
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| 51 |
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| 52 | </sect2>
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| 53 |
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| 54 | <sect2>
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| 55 | <title>Installation of <application>Exim</application></title>
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| 56 |
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| 57 | <para>Before building <application>Exim</application>, we need to
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| 58 | create the group and user exim which will run the exim daemon:</para>
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| 59 |
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| 60 | <screen><userinput><command>groupadd exim &&
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| 61 | useradd -d /dev/null -g exim -s /bin/false exim</command></userinput></screen>
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| 62 |
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| 63 | <para>Install <application>Exim</application> with the following commands:</para>
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| 64 |
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| 65 | <screen><userinput><command>sed -e 's/^BIN_DIR.*$/BIN_DIRECTORY=\/usr\/sbin/' src/EDITME | \
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| 66 | sed -e 's/^CONF.*$/CONFIGURE_FILE=\/etc\/exim.conf/' | \
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| 67 | sed -e 's/^EXIM_USER.*$/EXIM_USER=exim/' | \
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| 68 | sed -e 's/^EXIM_MONITOR/#EXIM_MONITOR/' > Local/Makefile &&
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| 69 | make &&
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| 70 | make install &&
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| 71 | cp doc/exim.8 /usr/share/man/man8 &&
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| 72 | ln -s exim-4.24-1 /usr/sbin/exim &&
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| 73 | ln -s exim /usr/sbin/sendmail</command></userinput></screen>
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| 74 |
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| 75 | </sect2>
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| 76 |
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| 77 | <sect2>
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| 78 | <title>Command explanations</title>
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| 79 |
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| 80 | <para><command>sed -e ... > Local/Makefile</command>: Many of
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| 81 | <application>Exim</application>'s
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| 82 | configuration options are compiled in. Here, we specify the minimum set
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| 83 | of options, <parameter>BIN_DIRECTORY</parameter>,
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| 84 | <parameter>CONFIGURE_FILE</parameter> and
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| 85 | <parameter>EXIM_USER</parameter>. We also defer
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| 86 | building the <application>Exim</application> monitor program, which
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| 87 | requires the <application>X</application> Window System
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| 88 | support, by commenting out the <parameter>EXIM_MONITOR</parameter> line
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| 89 | in the <filename>Makefile</filename>.</para>
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| 90 |
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| 91 | <para><command>ln -s exim /usr/sbin/sendmail</command>:
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| 92 | Create a link to <command>sendmail</command> for applications which need
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| 93 | it. <application>Exim</application> will
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| 94 | accept most <application>Sendmail</application> command-line options.</para>
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| 95 |
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| 96 | </sect2>
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| 97 |
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| 98 | <sect2>
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| 99 | <title>Configuring Exim</title>
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| 100 |
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| 101 | <sect3><title>Config files</title>
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| 102 |
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| 103 | <para><filename>/etc/exim.conf</filename>, <filename>/etc/aliases</filename></para>
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| 104 |
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| 105 | </sect3>
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| 106 |
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| 107 | <sect3><title>Configuration Information</title>
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| 108 |
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| 109 | <para>Create the Exim configuration files with the following commands:</para>
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| 110 |
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| 111 | <screen><userinput><command>cat >> /etc/aliases << "EOF"</command>
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| 112 | postmaster: root
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| 113 | MAILER-DAEMON: root
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| 114 | <command>EOF
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| 115 | exim -v -bi &&
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| 116 | /usr/sbin/exim -bd -q1m</command></userinput></screen>
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| 117 |
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| 118 | <note><para>To protect an existing <filename>/etc/aliases</filename>
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| 119 | file, we will append these aliases to it if it exists. This file
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| 120 | should be checked and duplicate aliases removed, if
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| 121 | present.</para></note>
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| 122 |
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| 123 | <para>To automate the running of exim at startup,
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| 124 | install the <filename>/etc/rc.d/init.d/exim</filename>
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| 125 | init script included in the <xref linkend="intro-important-bootscripts"/> package.</para>
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| 126 |
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| 127 | <screen><userinput><command>make install-exim</command></userinput></screen>
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| 128 |
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| 129 | </sect3>
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| 130 |
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| 131 | </sect2>
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| 132 |
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| 133 | <sect2>
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| 134 | <title>Contents</title>
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| 135 |
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| 136 | <para>The <application>Exim</application> package contains
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| 137 | <command>exim</command>,
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| 138 | <command>exim_dumpdb</command>,
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| 139 | <command>exim_fixdb</command>,
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| 140 | <command>exim_tidydb</command>,
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| 141 | <command>exinext</command>,
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| 142 | <command>exiwhat</command>,
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| 143 | <command>exim_dbmbuild</command>,
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| 144 | <command>exicyclog</command>,
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| 145 | <command>exigrep</command>,
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| 146 | <command>eximstats</command>,
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| 147 | <command>exiqsumm</command>,
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| 148 | <command>exiqgrep</command>,
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| 149 | <command>exim_lock</command> and
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| 150 | <command>exim_checkaccess</command>.
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| 151 | </para>
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| 152 |
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| 153 | </sect2>
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| 154 |
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| 155 | <sect2><title>Description</title>
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| 156 | <sect3><title>exim</title>
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| 157 | <para><command>exim</command> is the Mail Transport Agent daemon.</para></sect3>
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| 158 |
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| 159 | <sect3><title>exim_dumpdb</title>
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| 160 | <para><command>exim_dumpdb</command> writes the contents of exim databases to the
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| 161 | standard output.</para></sect3>
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| 162 |
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| 163 | <sect3><title>exim_fixdb</title>
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| 164 | <para><command>exim_fixdb</command> modifies data in exim databases.</para></sect3>
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| 165 |
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| 166 | <sect3><title>exim_tidydb</title>
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| 167 | <para><command>exim_tidydb</command> removes old records from exim databases.</para></sect3>
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| 168 |
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| 169 | <sect3><title>exinext</title>
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| 170 | <para><command>exinext</command> queries remote host retry times.</para></sect3>
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| 171 |
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| 172 | <sect3><title>exiwhat</title>
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| 173 | <para><command>exiwhat</command> queries running exim processes.</para></sect3>
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| 174 |
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| 175 | <sect3><title>exim_dbmbuild</title>
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| 176 | <para><command>exim_dbmbuild</command> creates and rebuilds exim
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| 177 | databases.</para></sect3>
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| 178 |
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| 179 | <sect3><title>exicyclog</title>
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| 180 | <para><command>exicyclog</command> cycles exim log files.</para></sect3>
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| 181 |
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| 182 | <sect3><title>exigrep</title>
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| 183 | <para><command>exigrep</command> searches exim log files.</para></sect3>
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| 184 |
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| 185 | <sect3><title>eximstats</title>
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| 186 | <para><command>eximstats</command> generates mail statistics from exim log
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| 187 | files.</para></sect3>
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| 188 |
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| 189 | <sect3><title>exiqsumm</title>
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| 190 | <para><command>exiqsumm</command> produces a summary of the messages on the mail
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| 191 | queue.</para></sect3>
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| 192 |
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| 193 | <sect3><title>exiqgrep</title>
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| 194 | <para><command>exiqgrep</command> is an utility for selective queue
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| 195 | listing.</para></sect3>
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| 196 |
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| 197 | <sect3><title>exim_lock</title>
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| 198 | <para><command>exim_lock</command> locks a mailbox file.</para></sect3>
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| 199 |
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| 200 | <sect3><title>exim_checkaccess</title>
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| 201 | <para><command>exim_checkaccess</command> states whether a given recipient address from a
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| 202 | given host is acceptable or not.</para></sect3>
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| 203 |
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| 204 | </sect2>
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[f45b1953] | 205 |
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| 206 | </sect1>
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| 207 |
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