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<a name="Conf_002dimap4d"></a>
<div class="header">
<p>
Next: <a href="Starting-imap4d.html#Starting-imap4d" accesskey="n" rel="next">Starting imap4d</a>, Previous: <a href="Namespace.html#Namespace" accesskey="p" rel="prev">Namespace</a>, Up: <a href="imap4d.html#imap4d" accesskey="u" rel="up">imap4d</a> &nbsp; [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Function-Index.html#Function-Index" title="Index" rel="index">Index</a>]</p>
</div>
<hr>
<a name="Configuration-of-imap4d_002e"></a>
<h4 class="subsection">2.14.2 Configuration of <code>imap4d</code>.</h4>

<p>The behavior of <code>imap4d</code> is altered by the following
configuration statements:
</p>
<table>
<thead><tr><th width="30%">Statement</th><th width="60%">Reference</th></tr></thead>
<tr><td width="30%">debug</td><td width="60%">See <a href="Debug-Statement.html#Debug-Statement">Debug Statement</a>.</td></tr>
<tr><td width="30%">tls</td><td width="60%">See <a href="TLS-Statement.html#TLS-Statement">TLS Statement</a>.</td></tr>
<tr><td width="30%">mailbox</td><td width="60%">See <a href="Mailbox-Statement.html#Mailbox-Statement">Mailbox Statement</a>.</td></tr>
<tr><td width="30%">locking</td><td width="60%">See <a href="Locking-Statement.html#Locking-Statement">Locking Statement</a>.</td></tr>
<tr><td width="30%">logging</td><td width="60%">See <a href="Logging-Statement.html#Logging-Statement">Logging Statement</a>.</td></tr>
<tr><td width="30%">pam</td><td width="60%">See <a href="PAM-Statement.html#PAM-Statement">PAM Statement</a>.</td></tr>
<tr><td width="30%">sql</td><td width="60%">See <a href="SQL-Statement.html#SQL-Statement">SQL Statement</a>.</td></tr>
<tr><td width="30%">virtdomain</td><td width="60%">See <a href="Virtdomain-Statement.html#Virtdomain-Statement">Virtdomain Statement</a>.</td></tr>
<tr><td width="30%">radius</td><td width="60%">See <a href="Radius-Statement.html#Radius-Statement">Radius Statement</a>.</td></tr>
<tr><td width="30%">ldap</td><td width="60%">See <a href="LDAP-Statement.html#LDAP-Statement">LDAP Statement</a>.</td></tr>
<tr><td width="30%">auth</td><td width="60%">See <a href="Auth-Statement.html#Auth-Statement">Auth Statement</a>.</td></tr>
<tr><td width="30%">server</td><td width="60%">See <a href="Server-Settings.html#Server-Settings">Server Settings</a>.</td></tr>
<tr><td width="30%">acl</td><td width="60%">See <a href="ACL-Statement.html#ACL-Statement">ACL Statement</a>.</td></tr>
<tr><td width="30%">tcp-wrappers</td><td width="60%">See <a href="Tcp_002dwrappers-Statement.html#Tcp_002dwrappers-Statement">Tcp-wrappers Statement</a>.</td></tr>
</table>

<dl>
<dt><a name="index-shared_002dnamespace"></a>Imap4d Conf: <strong>shared-namespace</strong> <em><var>list</var></em></dt>
<dd><p>Set shared namespace.  <var>List</var> is a list of
strings.  See <a href="Namespace.html#Namespace">Namespace</a>, for a detailed description.
</p></dd></dl>

<dl>
<dt><a name="index-other_002dnamespace"></a>Imap4d Conf: <strong>other-namespace</strong> <em><var>list</var></em></dt>
<dd><p>Set other users&rsquo; namespace.  <var>List</var> is a list of
strings.  See <a href="Namespace.html#Namespace">Namespace</a>, for a detailed description.
</p></dd></dl>

<dl>
<dt><a name="index-shared_002dmailbox_002dmode"></a>Imap4d Conf: <strong>shared-mailbox-mode</strong> <em><var>str</var></em></dt>
<dd><p>Set file mode for mailboxes created within shared namespace.
See <a href="Namespace.html#Namespace">Namespace</a>, for a detailed description.
</p></dd></dl>

<dl>
<dt><a name="index-other_002dmailbox_002dmode"></a>Imap4d Conf: <strong>other-mailbox-mode</strong> <em><var>str</var></em></dt>
<dd><p>Set file mode for mailboxes created within other users&rsquo; namespace.
See <a href="Namespace.html#Namespace">Namespace</a>, for a detailed description.
</p></dd></dl>

<dl>
<dt><a name="index-login_002ddisabled"></a>Imap4d Conf: <strong>login-disabled</strong> <em><var>bool</var></em></dt>
<dd><p>Disable <code>LOGIN</code> command, if <var>bool</var> is &lsquo;<samp>true</samp>&rsquo;.
</p></dd></dl>

<dl>
<dt><a name="index-create_002dhome_002ddir"></a>Imap4d Conf: <strong>create-home-dir</strong> <em><var>bool</var></em></dt>
<dd><p>Create nonexistent user home directories.  See also home-dir-mode, below.
</p></dd></dl>

<dl>
<dt><a name="index-home_002ddir_002dmode"></a>Imap4d Conf: <strong>home-dir-mode</strong> <em><var>mode</var></em></dt>
<dd><p>Set file mode for created user home directories.  Mode is specified in
octal.
</p>
<p>The default value for <var>mode</var> is &lsquo;<samp>700</samp>&rsquo; (&lsquo;<samp>drwx------</samp>&rsquo; in
<code>ls</code> terms).  
</p></dd></dl>

<dl>
<dt><a name="index-tls_002drequired-1"></a>Imap4d Conf: <strong>tls-required</strong> <em><var>bool</var></em></dt>
<dd><p>Require successful <code>STARTTLS</code> command before entering
authentication phase.
</p></dd></dl>

<dl>
<dt><a name="index-preauth"></a>Imap4d Conf: <strong>preauth</strong> <em><var>mode</var></em></dt>
<dd><p>Configure PREAUTH mode.  Valid arguments are:
</p>
<dl compact="compact">
<dt>prog:///<var>program-name</var></dt>
<dd><p><code>Imap4d</code> invokes an external program to authenticate the
connection.  The command line is obtained from the supplied string,
by expanding the following meta-variables:
</p>
<dl compact="compact">
<dt><code>${client_address}</code></dt>
<dd><p>Remote IP address in dotted-quad notation;
</p>
</dd>
<dt><code>${client_port}</code></dt>
<dd><p>Remote port number;
</p>
</dd>
<dt><code>${server_address}</code></dt>
<dd><p>Local IP address;
</p>
</dd>
<dt><code>${server_port}</code></dt>
<dd><p>Local port number.
</p></dd>
</dl>

<p>If the connection is authenticated, the program should print the
user name, followed by a newline character, on its standard
output and exit with code &lsquo;<samp>0</samp>&rsquo;.
</p>
<p>Otherwise, it should exit with a non-zero exit code.
</p>
</dd>
<dt>ident[://:<var>port</var>]</dt>
<dd><p>The remote machine is asked about the requester identity
using the identification protocol (RFC 1413).  Both plaintext and
DES encrypted replies are understood.  Optional <var>port</var> specifies
the port to use, if it differs from the default &lsquo;<samp>113</samp>&rsquo;.  It can be
either a decimal port number or a symbolic name of a service, listed
in <samp>/etc/services</samp>.
</p>
</dd>
<dt>stdio</dt>
<dd><p>PREAUTH mode is enabled automatically if imap4d is started
from command line in interactive mode (<samp>-i</samp> command line
option).  The current login name is used as the user name.
</p></dd>
</dl>
</dd></dl>

<dl>
<dt><a name="index-preauth_002donly"></a>Imap4d Conf: <strong>preauth-only</strong> <em><var>bool</var></em></dt>
<dd><p>If <var>bool</var> is &lsquo;<samp>true</samp>&rsquo;, use only preauth mode.  If unable to
setup it, disconnect immediately.
</p></dd></dl>

<dl>
<dt><a name="index-ident_002dkeyfile"></a>Imap4d Conf: <strong>ident-keyfile</strong> <em><var>file</var></em></dt>
<dd><p>Set DES keyfile for decoding encrypted ident responses.  Used with
&lsquo;<samp>ident://</samp>&rsquo; preauth mode.
</p></dd></dl>

<dl>
<dt><a name="index-ident_002dencrypt_002donly"></a>Imap4d Conf: <strong>ident-encrypt-only</strong> <em><var>bool</var></em></dt>
<dd><p>Use only encrypted IDENT responses.
</p></dd></dl>

<dl>
<dt><a name="index-id_002dfields"></a>Imap4d Conf: <strong>id-fields</strong> <em><var>list</var></em></dt>
<dd><p>Set list of fields to return in response to ID command.
</p>
<p>Valid field names are:
</p>
<dl compact="compact">
<dt>name</dt>
<dd><p>Package name (&lsquo;<samp>GNU Mailutils</samp>&rsquo;).
</p>
</dd>
<dt>version</dt>
<dd><p>Package version (&lsquo;<samp>2.99.99</samp>&rsquo;).
</p>
</dd>
<dt>vendor</dt>
<dd><p>Vendor name (&lsquo;<samp>GNU</samp>&rsquo;).
</p>
</dd>
<dt>support-url</dt>
<dd><p>The string &lsquo;<samp>http://www.gnu.org/software/mailutils</samp>&rsquo;
</p>
</dd>
<dt>address</dt>
<dd><p>The string &lsquo;<samp>51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA</samp>&rsquo;.
</p>
</dd>
<dt>os</dt>
<dd><p>OS name.
</p>
</dd>
<dt>os-version</dt>
<dd><p>OS version number.
</p>
</dd>
<dt>command</dt>
<dd><p>Name of the <code>imap4d</code> binary.
</p>
</dd>
<dt>arguments</dt>
<dd><p>Invocation command line.
</p>
</dd>
<dt>environment</dt>
<dd><p>List of environment variables with their values.
</p></dd>
</dl>

</dd></dl>

<hr>
<div class="header">
<p>
Next: <a href="Starting-imap4d.html#Starting-imap4d" accesskey="n" rel="next">Starting imap4d</a>, Previous: <a href="Namespace.html#Namespace" accesskey="p" rel="prev">Namespace</a>, Up: <a href="imap4d.html#imap4d" accesskey="u" rel="up">imap4d</a> &nbsp; [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Function-Index.html#Function-Index" title="Index" rel="index">Index</a>]</p>
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