Postfix

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wikipedia:Postfix (software)

Binaries

• mailq or postqueue -p
• postmap
• postqueue
  • postqueue flush or postqueue -f
  • postqueue -p
• postsuper
• qmgr Postfix queue manager. (oqmgr old Postfix queue manager)

Configuration files

/etc/postfix/main.cf
/etc/postfix/aliases
/etc/postfix/master.cf

/etc/postfix/main.cf

myhostname = 
relayhost = your_mail_server.com

/etc/postfix/generic (To rebuild: postmap /etc/postfix/generic)

Logs (Ubuntu): /var/log/mail.log

Activities

• Read https://serverfault.com/questions/tagged/postfix?tab=Votes
• Review fail2ban

See also

• MTA: postfix, sendmail
• Mail, email: Postfix, mail, SMTP, LMTP, POP3, IMAP, mailutils, amavis, Gmail, iCloud, ssmtp, msmtp
• Mail, SMTP, submission, SMTPS, POP, IMAP, StartTLS, Exim, Postfix, IRedMail, Fail2ban, Dovecot, Roundcube, DKIM, SPF, DMARC, MX, ssmtp, mailx