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How to forward all email to an external address
How to limit number of recipients for outgoing mail using Postfix sendmail
How to prevent incoming e-mails with an invalid "From:" header being rewritten as if it were from the local domain
How to send VERP compliant email using Python and Postfix
How to set Postfix to use no-reply address for bounced email notifications
How to set up Catch-all for non-existant users in Postfix
I wish to service queries about aliases by Postfix in real-time. Is it possible to retrieve Postfix aliases from an external script?
I'm using Postfix and I'm receiving bounced spam messages sent from my own domain. What can I do?
I'm using Postfix, Postfixadmin, Dovecot and MySQL. When attempting to send email to a newly created alias (created via postfixadmin), I see following error in my Postfix mail log: status=bounced (user unknown). How can I fix this?
Is it possible to have shell account mailboxes along with virtual mailboxes in Postfix?
My PHPmailer script can't send email to a valid account on the same domain if the domain is hosted externally. How can I fix this?
One of my user's email accounts has been compromised. The result was a flood of outgoing mail. Is there a way to block a user email account (not the IP) if the number of messages per minute(s) exceeds a certain threshold?
Postfix bouncing mail (reverse DNS issue)
Postfix can receive emails but, can't send emails
Postfix Error: fatal: non-null host address bits
Postfix Error: Relay access denied, NOQUEUE: reject
Postfix Error: type=AAAA: Host found but no data record of requested type
Postfix has stopped forwarding emails. It is just storing the emails in my user's regular accounts. How do I fix this?
Postfix is rejecting emails from a few servers though PTR lookup for those domains are successful. How can I fix this?
Postfix mail relay error: status=bounced unknown user: "servernotify"
Postfix POP3 login successful but mail not received
Postfix relay on multiple local smtp servers
Recipient address rejected: User unknown in local recipient table
Starting postfix results in warning: /etc/postfix/main.cf: unused parameter. What can I do to fix this?
Why does PHPMailer need a SMTP to send emails, but Postfix does not?
Why should I set the myhostname variable in the postfix config file?