[CentOS] Postfix question: How to reject email with a certain subject header

Filipe Brandenburger filbranden at gmail.com
Thu Jun 18 01:26:50 UTC 2009


On Wed, Jun 17, 2009 at 19:48, nate<centos at linuxpowered.net> wrote:
> header_checks = regexp:/etc/postfix/regexp_table
> and in /etc/postfix/regexp_table something like:
> /^Subject: This is the subject I want to reject             REJECT 554 Custom rejection message

You missed a "/" to close the regexp...

If you want to discard the message you can use DISCARD instead of
REJECT. See the ACTIONS section of "man header_checks" or the manpage
here: http://www.postfix.org/header_checks.5.html

It should be something like:

/^Subject: Rejected posting to /           DISCARD Delete returns from listserv

The "Delete returns from listserv" message will appear on your logs,
so it will be easier to see which (or how many!) messages are being


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