IMAP + LMTP server. Attach your config to /etc/dovecot/local.conf. Mailboxes will be kept in /var/spool/mail. Set your mail servers external name via the DOVECOT_HOSTDOMAIN and timezone for logging via TZ environment variables.

X.509 key and certificate (with full chain) need to be attached to /etc/ssl/dovecot/server.key and /etc/ssl/dovecot/server.pem.

• DOVECOT_HOSTDOMAIN: this FQDN is displayed in the IMAP greeting
• TZ: timezone used for logging, defaults to UTC

• /etc/dovecot/local.conf: for additional configurations - owner 0, group 0, mode 0644
• /etc/dovecot/dovecot-sql.conf: for SQL related configurations - owner 0, group 0, mode 0640
• /etc/dovecot/dhparam.pem: generate using openssl dhparam -out /etc/dovecot/dhparam.pem 4096 - owner 0, group 0, mode 0640
• /var/mail: mailbox store - owner 8, group 12, mode 0750

• 24/tcp: LMTP used by MTA for local delivery of mail
• 143/tcp: IMAP
• 993/tcp: IMAPS

make run

make clean

make build

make

make debug