Debian 10, mail server Exim4: Difference between revisions
From Andreida
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'''Work in progress!''' |
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== Goals == |
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{| class="wikitable" |
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! Done |
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! Task |
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! Info |
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| [X] |
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| Using [https://www.debian.org/ Debian 10] |
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| [ ] |
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| [https://wiki.debian.org/Exim Exim 4] as mail server |
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| [ ] |
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| Using self created certificate |
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| [ ] |
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| Dovecot for imap access |
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| [ ] |
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| SquirrelMail as web client |
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| [ ] |
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| SpamAssassin for spam filtering |
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| [ ] |
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| Access from Thunderbird |
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| [ ] |
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| Access from Outlook/Mail |
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| [ ] |
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| Backup of mails to a different system |
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| [ ] |
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| virtual users |
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| [ ] |
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| Server side use of SpamAssains header tags to move junk to junk folders (sieve?) |
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== Installation == |
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=== Installation of exim === |
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* get Debian from https://www.debian.org/ |
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* install exim |
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apt-get install exim4-daemon-heavy |
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* configure it |
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dpkg-reconfigure exim4-config |
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* apply the configuration |
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update-exim4.conf |
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* restart exim |
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service exim4 restart |
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* check for port 25 |
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ss -apn | grep exim |
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==== TLS / Custom certificate ==== |
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* edit /usr/share/doc/exim4-base/examples/exim-gencert |
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vi /usr/share/doc/exim4-base/examples/exim-gencert |
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* change DAYS to a larger number (20000?) |
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* look at content of /etc/exim4 |
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ls -l /etc/exim4 |
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* execute /usr/share/doc/exim4-base/examples/exim-gencert |
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* look at content of /etc/exim4 |
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ls -l /etc/exim4 |
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* Edit update-exim4.conf.conf |
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vi /etc/exim4/update-exim4.conf.conf |
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* add use of tls |
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MAIN_TLS_ENABLE = yes |
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* apply |
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update-exim4.conf |
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service exim4 restart |
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==== SPF (Sender Policy Framework) ==== |
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apt-get install spf-tools-perl |
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* edit /etc/exim4/update-exim4.conf.conf |
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CHECK_RCPT_SPF = true |
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==== Blacklist ==== |
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* edit /etc/exim4/update-exim4.conf.conf |
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* set the variable |
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CHECK_RCPT_IP_DNSBLS = zen.spamhaus.org |
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* apply |
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update-exim4.conf |
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service exim4 restart |
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==== install Spam Assassin ==== |
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apt-get install spamassassin |
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systemctl enable spamassassin.service |
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