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Date: Fri, 24 May 2013 08:34:44 -0700
From: Claus Assmann <freebsd+hackers@esmtp.org>
To: freebsd-hackers@freebsd.org
Subject: Re: stupid question about sendmail
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References: <alpine.BSF.2.00.1305240931470.14121@wojtek.tensor.gdynia.pl>
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On Fri, May 24, 2013, Trond Endrestøl wrote:

[freebsd-hackers doesn't seem like the appropriate list...]

> > FEATURE(access_db, `hash -o -T<TMPF> /etc/mail/access')

Do NOT use -o. Moreover, do not specify arguments that are default.
FEATURE(`access_db')
is the best choice.

> One final(?) note: You might need this line as well:

> FEATURE(blacklist_recipients)

That's not a "might", that's a "MUST" for this case.

Note: (sendmail's) cf/README is a rather useful document.