51 lines
2.7 KiB
HTML
51 lines
2.7 KiB
HTML
<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
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<title>Restrict mail user to login from specified IP addresses or networks</title>
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<link href="./css/markdown.css" rel="stylesheet"></head>
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</head>
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<body>
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<div id="navigation">
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<a href="http://www.iredmail.org" target="_blank">iRedMail web site</a>
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// <a href="./index.html">Document Index</a>
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</div><h1 id="restrict-mail-user-to-login-from-specified-ip-addresses-or-networks">Restrict mail user to login from specified IP addresses or networks</h1>
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<p>Since iRedMail-0.9.1, it's able to restrict mail users to login from specified
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IP addresses or networks.</p>
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<p>Below sample usage shows how to restrict mail user <code>user@domaim.com</code> to login
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from only IP address <code>172.16.244.1</code> or network <code>192.168.1.0/24</code>.</p>
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<h2 id="sql-backends">SQL backends</h2>
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<pre><code>sql> USE vmail;
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sql> UPDATE mailbox SET allow_nets='172.16.244.1,192.168.1.0/24' WHERE username='user@domain.com';
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</code></pre>
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<p>To remove this restriction (allow to login from anywhere), just set
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value of SQL column <code>mailbox.allow_nets</code> to NULL. WARNING: It must be NULL,
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not empty string.</p>
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<h2 id="openldap-backend">OpenLDAP backend</h2>
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<p>To allow user <code>user@domain.com</code> to login from IP <code>172.16.244.1</code> and network
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<code>192.168.1.0/24</code>, please add new attribute <code>allowNets</code> to this user:</p>
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<pre><code>allowNets: 192.168.1.10,192.168.1.0/24
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</code></pre>
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<p>To remove this restriction, just remove attribute <code>allowNets</code> for this user.</p>
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<h1 id="references">References</h1>
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<ul>
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<li>
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<p>This feature is implemented in iRedMail-0.9.1, and mentioned in iRedMail
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[upgrade tutorial for iRedMail-0.9.0](./upgrade.iredmail.0.9.0-0.9.1.html]</p>
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</li>
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<li>
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<p>Dovecot document: <a href="http://wiki2.dovecot.org/PasswordDatabase/ExtraFields/AllowNets">AllowNets</a></p>
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</li>
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</ul><p style="text-align: center; color: grey;">Document published under a <a href="http://creativecommons.org/licenses/by-nd/3.0/us/" target="_blank">CC BY-ND 3.0</a> license. If you found something wrong, please do <a href="http://www.iredmail.org/contact.html">contact us</a> to fix it.<script>
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