Upcoming change to mail infrastructure

Ben Cooksley bcooksley at kde.org
Tue Jul 3 10:59:49 UTC 2018

On Tue, Jul 3, 2018 at 10:44 PM, Paul Brown <paul.brown at kde.org> wrote:
> On martes, 3 de julio de 2018 12:29:41 (CEST) Ben Cooksley wrote:
>> Hi all,
>> We've recently completed configuration of a new mail server which will
>> be replacing the current system which handles kde.org mail. This
>> system will be assuming responsibility for mailing lists as well as
>> authenticated mail sending for those who require that service.
>> To ensure a smooth transition however some changes may be needed on
>> your side, especially if you are using our authenticated mail sending
>> service.
>> As part of the new system, we have configured updated filters which
>> will begin enforcing DMARC policies for domains which have specified
>> these, along with improved SPF verification. As a consequence, if you
>> are forwarding mail from another provider to your kde.org or
>> kdemail.net address, this may cease working following the transition.
>> We recommend you configure these services to instead forward directly
>> to your final mail provider should this impact on you.
>> For those users of the authenticated mail service: please change your
>> mail client to use the server "letterbox.kde.org" instead of the
>> current server "postbox.kde.org". Additionally, if you are currently
>> using port 588 to send mail, this should now be changed to the
>> standard submission port, 587.
>> As part of this setup we have also completely reworked our
>> SpamAssassin setup. As a consequence of this, we are now looking for
>> spam mail to begin training the filter to ensure it is ready to begin
>> filtering the substantial mail volumes Postbox handles.
>> Mailing list moderators whose lists receive significant quantities of
>> spam are therefore requested to not discard this, and instead let us
>> know so we can use the spam from your moderation queue to train the
>> filter. Please note that we can grab the mail directly from the queue,
>> so forwarding it elsewhere is not required.
>> Once the filter has been sufficiently trained, we will commence the
>> cutover and transfer handling of kde.org mail, including mailing
>> lists, to the new system.
>> Should anyone have any questions regarding this process, please let us know.
>> Regards,
>> Ben Cooksley
>> KDE Sysadmin
> When do you plan to finalise the transition and flip the switch?

Once the Bayes filter has been sufficiently trained, which may take a
few days depending on how much spam we collect.
I've no other clearer timeline than that at this stage i'm afraid.

> Cheers
> Paul


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