Mail Server : Install Dovecot2021/07/30

	Install Dovecot to configure POP/IMAP Server.
[1]	Install Dovecot.

[root@mail ~]#

dnf -y install dovecot

[2]	This example shows to configure to provide SASL function to Postfix.

[root@mail ~]#

vi /etc/dovecot/dovecot.conf

# line 30 : uncomment

# * if not use IPv6, remove [::]

listen = *, ::

[root@mail ~]#

vi /etc/dovecot/conf.d/10-auth.conf

# line 10 : uncomment and change

# * for the case you allow plain text auth

disable_plaintext_auth =

# line 100 : add

auth_mechanisms = plain

[root@mail ~]#

vi /etc/dovecot/conf.d/10-mail.conf

# line 30 : uncomment and add

mail_location =

maildir:~/Maildir

[root@mail ~]#

vi /etc/dovecot/conf.d/10-master.conf

# line 107-109 : uncomment and add like follows

  # Postfix smtp-auth
  unix_listener /var/spool/postfix/private/auth {
    mode = 0666
    user = postfix
    group = postfix
  }

[root@mail ~]#

vi /etc/dovecot/conf.d/10-ssl.conf

# line 8 : change

# * use SSL if available but not require SSL

ssl =

yes

[root@mail ~]#

systemctl enable --now dovecot

[3]	If Firewalld is running, allow POP/IMAP service. POP uses [110/TCP], IMAP uses [143/TCP].

[root@mail ~]#

firewall-cmd --add-service={pop3,imap}

success
[root@mail ~]#

firewall-cmd --runtime-to-permanent

success

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