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Exim Alternative - Versionsgeschichte
2026-04-13T13:48:14Z
Versionsgeschichte dieser Seite in Xinux Wiki
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Thomas.will: Die Seite wurde neu angelegt: „= Mailserver Setup mit Exim4 + Dovecot (Maildir, TLS, LMTP) = == Alte Mailserver entfernen == * systemctl stop postfix exim4 dovecot || true * apt purge -y po…“
2026-03-20T05:50:15Z
<p>Die Seite wurde neu angelegt: „= Mailserver Setup mit Exim4 + Dovecot (Maildir, TLS, LMTP) = == Alte Mailserver entfernen == * systemctl stop postfix exim4 dovecot || true * apt purge -y po…“</p>
<p><b>Neue Seite</b></p><div>= Mailserver Setup mit Exim4 + Dovecot (Maildir, TLS, LMTP) =<br />
<br />
== Alte Mailserver entfernen ==<br />
* systemctl stop postfix exim4 dovecot || true<br />
* apt purge -y postfix exim4 exim4-base exim4-config exim4-daemon-light exim4-daemon-heavy dovecot-core dovecot-imapd dovecot-lmtpd<br />
* apt autoremove -y<br />
* apt autoclean<br />
* rm -rf /etc/postfix<br />
* rm -rf /etc/exim4<br />
* rm -rf /etc/dovecot<br />
* rm -rf /var/spool/postfix<br />
* rm -rf /var/spool/exim4<br />
* rm -rf /var/spool/exim4/private<br />
* rm -rf /etc/exim4/conf.d/master<br />
<br />
== Grundvariablen setzen ==<br />
* FQDN=$(hostname -f)<br />
* DOM=$(hostname -d)<br />
<br />
== Exim Verzeichnisse vorbereiten ==<br />
* mkdir -p /var/spool/exim4/private<br />
* chown Debian-exim:Debian-exim /var/spool/exim4/private<br />
* chmod 750 /var/spool/exim4/private<br />
<br />
== Maildir für neue Benutzer ==<br />
* mkdir -p /etc/skel/Maildir/{cur,new,tmp}<br />
* grep -q MAILDIR /etc/skel/.bashrc || echo 'export MAIL=$HOME/Maildir' >> /etc/skel/.bashrc<br />
<br />
== Pakete installieren ==<br />
* apt update<br />
* DEBIAN_FRONTEND=noninteractive apt install -y exim4 dovecot-core dovecot-imapd dovecot-lmtpd mailutils<br />
<br />
== Exim Grundkonfiguration ==<br />
<pre><br />
dc_eximconfig_configtype='internet'<br />
dc_other_hostnames='$FQDN:$DOM'<br />
dc_local_interfaces='0.0.0.0'<br />
dc_readhost=''<br />
dc_relay_domains=''<br />
dc_minimaldns='false'<br />
dc_relay_nets=''<br />
dc_smarthost=''<br />
dc_use_split_config='true'<br />
dc_hide_mailname=''<br />
dc_mailname_in_oh='true'<br />
dc_localdelivery='maildir_home'<br />
</pre><br />
<br />
== Exim TLS konfigurieren ==<br />
<pre><br />
tls_certificate = /etc/ssl/own.crt<br />
tls_privatekey = /etc/ssl/own.key<br />
</pre><br />
<br />
== SMTPS aktivieren ==<br />
<pre><br />
daemon_smtp_ports = 25 : 465<br />
tls_on_connect_ports = 465<br />
</pre><br />
<br />
== Exim Konfiguration übernehmen ==<br />
* update-exim4.conf<br />
* systemctl restart exim4<br />
<br />
== Dovecot Maildir ==<br />
<pre><br />
mail_driver = maildir<br />
mail_home = /home/%{user | username}<br />
mail_path = %{home}/Maildir<br />
</pre><br />
<br />
== Dovecot TLS ==<br />
<pre><br />
ssl = yes<br />
ssl_server_cert_file = /etc/ssl/own.crt<br />
ssl_server_key_file = /etc/ssl/own.key<br />
ssl_min_protocol = TLSv1.2<br />
</pre><br />
<br />
== Dovecot Dienste ==<br />
<pre><br />
service imap-login {<br />
inet_listener imap {<br />
}<br />
<br />
inet_listener imaps {<br />
}<br />
}<br />
<br />
service lmtp {<br />
unix_listener /var/spool/exim4/private/dovecot-lmtp {<br />
mode = 0600<br />
user = Debian-exim<br />
group = Debian-exim<br />
}<br />
}<br />
<br />
service auth {<br />
unix_listener /var/spool/exim4/private/auth {<br />
mode = 0660<br />
user = Debian-exim<br />
group = Debian-exim<br />
}<br />
}<br />
</pre><br />
<br />
== TLS Zertifikat ==<br />
<pre><br />
-----BEGIN CERTIFICATE-----<br />
MIIFDzCCAvegAwIBAgIUNoGnreAwkoQqp3TK/ARqG9YzCFgwDQYJKoZIhvcNAQEL<br />
BQAwETEPMA0GA1UEAwwGY2EuY3J0MB4XDTI1MDYyNjA3MTcxMFoXDTI3MDYyNjA3<br />
MTcxMFowFjEUMBIGA1UEAwwLKi5pdDIxMy5pbnQwggIiMA0GCSqGSIb3DQEBAQUA<br />
A4ICDwAwggIKAoICAQCOXnGlGRDzo8m/BgNa+oW5h6e6lwYQIrkECVEXlJhqP9bw<br />
...<br />
KT89<br />
-----END CERTIFICATE-----<br />
</pre><br />
<br />
== TLS Private Key ==<br />
<pre><br />
-----BEGIN PRIVATE KEY-----<br />
MIIJQQIBADANBgkqhkiG9w0BAQEFAASCCSswggknAgEAAoICAQCOXnGlGRDzo8m/<br />
...<br />
N1h5<br />
-----END PRIVATE KEY-----<br />
</pre><br />
<br />
== Dienste starten ==<br />
* systemctl restart exim4<br />
* systemctl restart dovecot</div>
Thomas.will