curl -s https://mailinabox.email/setup.sh | sudo bash

sudo mailinabox

• your mail address
• hostname

Updating system packages… Installing system packages… Initializing system random number generator… Firewall is active and enabled on system startup Synchronizing state of fail2ban.service with SysV service script with /lib/systemd/systemd-sysv-install. Executing: /lib/systemd/systemd-sysv-install enable fail2ban Installing nsd (DNS server)… Installing Postfix (SMTP server)… Installing Dovecot (IMAP server)… Creating new user database: /home/user-data/mail/users.sqlite Installing OpenDKIM/OpenDMARC… Installing SpamAssassin… Installing Nginx (web server)… Installing Roundcube (webmail)… Installing Nextcloud (contacts/calendar)…