[Mailman-Users] Recent trouble with DMARC Munging

[Mark Sapiro]

On 01/16/2017 12:05 PM, Brian Carpenter wrote:
> 
> I would also be interested if anyone has any answers or suggestions to this
> as we have seen the same issue on our mailman servers.


See
<https://mail.python.org/pipermail/mailman-users/2017-January/081821.html>.
Follow the suggestions there and report what you find.

Is this issue coincident with a cPanel update?


> Enabling the DMARC
> option on the general options page seems to fix it however but I am not sure
> in why this has suddenly become a problem with just using the privacy
> options -- sender filters settings.


The General Options from_is_list setting applies to all posts without
checking the policy of the From: domain. It is something in the DMARC
policy lookup that isn't working.

-- 
Mark Sapiro <mark at msapiro.net>        The highway is for gamblers,
San Francisco Bay Area, California    better use your sense - B. Dylan