SLES 15
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Dovecot : Install2019/01/24

 
Install Dovecot to configure POP/IMAP server.
[1] Install Dovecot.
mail:~ #
zypper -n install dovecot
[2] This example shows to configure to provide SASL function to Postfix.
mail:~ #
vi /etc/dovecot/dovecot.conf
# line 30: change if need (if not listen IPv6)

listen =
*
mail:~ #
vi /etc/dovecot/conf.d/10-auth.conf
# line 10: uncomment and change ( allow plain text auth )

disable_plaintext_auth =
no
# line 100: add

auth_mechanisms = plain
login
mail:~ #
vi /etc/dovecot/conf.d/10-mail.conf
# line 30: uncomment and add

mail_location =
maildir:~/Maildir
mail:~ #
vi /etc/dovecot/conf.d/10-master.conf
# line 106-108: uncomment and add like follows

# Postfix smtp-auth
unix_listener /var/spool/postfix/private/auth {
    mode = 0666
    user = postfix
    group = postfix
}
mail:~ #
systemctl start dovecot

mail:~ #
systemctl enable dovecot

[3] If Firewalld is running, allow POP/IMAP service. POP uses 110/TCP, IMAP uses 143/TCP.
mail:~ #
firewall-cmd --add-service={pop3,imap} --permanent

success
mail:~ #
firewall-cmd --reload

success
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