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// < a href = "./index.html" > Document Index< / a > < / div > < h1 id = "authenticate-without-domain-part-in-email-address" > Authenticate without domain part in email address< / h1 >
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< p > With default settings, client must use full email address as username for
POP3/IMAP/SMTP/webmail login, if you want to login without domain name part in
email address, please follow below steps.< / p >
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< h3 id = "dovecot" > Dovecot< / h3 >
< p > Open Dovecot config file < code > /etc/dovecot/dovecot.conf< / code > (Linux/OpenBSD) or
< code > /usr/local/etc/dovecot/dovecot.conf< / code > (FreeBSD), find parameter
< code > auth_default_realm< / code > , set the domain name you want to allow user to login
without domain name part in email address. For example:< / p >
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< pre > < code > auth_default_realm = mydomain.com
< / code > < / pre >
< p > Restarting Dovecot is required. After restarted Dovecot, user logins as
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< code > john.smith< / code > will be rewritten to < code > john.smith@mydomain.com< / code > by Dovecot.
This works for POP3/IMAP/SMTP services.< / p >
< h3 id = "optional-roundcube-webmail" > [OPTIONAL] Roundcube Webmail< / h3 >
< p > Open Roundcube webmail
< a href = "./file.locations.html#roundcube-webmail" > config file < code > config/main.inc.php< / code > < / a > ,
find parameter < code > $config['username_domain']< / code > , list your domain name
in this parameter. For example:< / p >
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< pre > < code > // Automatically add this domain to user names for login
// Only for IMAP servers that require full e-mail addresses for login
// Specify an array with 'host' => 'domain' values to support multiple hosts
// Supported replacement variables:
// %h - user's IMAP hostname
// %n - hostname ($_SERVER['SERVER_NAME'])
// %t - hostname without the first part
// %d - domain (http hostname $_SERVER['HTTP_HOST'] without the first part)
// %z - IMAP domain (IMAP hostname without the first part)
// For example %n = mail.domain.tld, %t = domain.tld
$config['username_domain'] = 'mydomain.com';
< / code > < / pre >
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< p > Restarting web server (Apache or php-fpm) is recommended.< / p > < div class = "footer" >
< p style = "text-align: center; color: grey;" > All documents are available in < a href = "https://bitbucket.org/zhb/iredmail-docs/src" > BitBucket repository< / a > , and published under < a href = "http://creativecommons.org/licenses/by-nd/3.0/us/" target = "_blank" > Creative Commons< / a > license. You can < a href = "https://bitbucket.org/zhb/iredmail-docs/get/tip.tar.bz2" > download the latest version< / a > for offline reading. If you found something wrong, please do < a href = "http://www.iredmail.org/contact.html" > contact us< / a > to fix it.< / p >
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