[CentOS] Postfix mime_header_check or content_filter script

Joseph L. Casale JCasale at activenetwerx.com
Sat Nov 14 20:46:15 UTC 2009

>Do you want this done at the MTA [1] or MDA [2] layer ?
>Do you want it done for all accounts on this server, or just specific ones?
>Doing this in the MTA (eg, Postfix) would tend to catch all inbound,
>outbound, and relayed mail.   Doing it in the MDA (eg, procmail) would
>catch just mail delivered to accounts on this system.

Really in this scenario either or would actually work. This server's postfix
instance is firewalled and only accepts connections from a main mta that has a
transport relay for one user to this box.

Looking at procmail, it would seem its ideal for this. Thanks for that lead!

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