The DragonFly Mail Agent is now the default MTA

John Marino dragonflybsd at
Sat Mar 7 13:10:18 PST 2015

New installations of DragonFly will have the DragonFly Mail Agent (dma)
configured by default.  This is the first step to removing Sendmail from

This particular change will only have a small impact on existing
installations.  The switch is controlled by /etc/mailer.conf, and this
file is never overwritten.  However, there was a small change in the
default configuration of periodic.conf:

daily_clean_hoststat_enable changed from "YES" to "NO"
daily_submit_queuerun changed from "YES" to "NO"

For sendmail users to remove the impact, they just need to add the
following lines to /etc/periodic.conf:


For new installations that want a full-featured MTA from DPorts, please
refer to a new entry in the DragonFly Handbook, "Switching Mail Transfer

Before we can remove sendmail from base, the installworld script has be
upgraded to detect when the ${DESTDIR}/etc/mailer.conf file is still
configured to the base sendmail.  If it does detect that case, the
installation will not commence.  This is to break a routine master
branch upgrade from inadvertently breaking mail services.  The
administrator will have to configure another MTA to complete the


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