Re: [Mailman-Users] dangers of using subject_prefix with new DMARC problems

2014-09-09 Thread Matthew Taylor
That's great. Thanks for all the help! - Matt Taylor OS Community Flag-Bearer Numenta On Tue, Sep 9, 2014 at 8:47 PM, Mark Sapiro wrote: > On 09/09/2014 08:45 PM, Matthew Taylor wrote: >> >> So if I go with option #1, I can add back the subject_prefix value? > > > Yes. > > -- > Mark Sapi

Re: [Mailman-Users] dangers of using subject_prefix with new DMARC problems

2014-09-09 Thread Mark Sapiro
On 09/09/2014 08:45 PM, Matthew Taylor wrote: > > So if I go with option #1, I can add back the subject_prefix value? Yes. -- Mark Sapiro The highway is for gamblers, San Francisco Bay Area, Californiabetter use your sense - B. Dylan

Re: [Mailman-Users] dangers of using subject_prefix with new DMARC problems

2014-09-09 Thread Matthew Taylor
On Tue, Sep 9, 2014 at 7:32 PM, Mark Sapiro wrote: > On 09/09/2014 07:04 PM, Peter Shute wrote: >> >> Shouldn't there be an "or" between 1. and 2? I would have thought if you've >> followed the advice in 1. then 2. shouldn't be necessary. That's what we've >> done, and it's working ok. > > Regar

Re: [Mailman-Users] dangers of using subject_prefix with new DMARC problems

2014-09-09 Thread Brian Carpenter
> > Shouldn't there be an "or" between 1. and 2? I would have thought if > you've followed the advice in 1. then 2. shouldn't be necessary. That's what > we've done, and it's working ok. > > Regarding > Mailman.html>: > > That's correct.

Re: [Mailman-Users] dangers of using subject_prefix with new DMARC problems

2014-09-09 Thread Mark Sapiro
On 09/09/2014 07:04 PM, Peter Shute wrote: > > Shouldn't there be an "or" between 1. and 2? I would have thought if you've > followed the advice in 1. then 2. shouldn't be necessary. That's what we've > done, and it's working ok. Regarding

Re: [Mailman-Users] dangers of using subject_prefix with new DMARC problems

2014-09-09 Thread Peter Shute
Matthew Taylor wrote: > Many of our users are upset that I've removed the > subject_prefix from the list emails, but I'm afraid that > putting them back in might cause the same problems, given the > advice from EMWD in the link above: > > "2. Turn off Content filtering, and Reply-To: header mu

[Mailman-Users] dangers of using subject_prefix with new DMARC problems

2014-09-09 Thread Stephen J. Turnbull
Matthew Taylor writes: > Is it safe to add back the subject_prefix to my lists? No. You can do it, but DKIM will break for the DMARC p=reject senders I know of (ie, AOL and Yahoo!). Then you will need to do something else to mitigate the problem, such as use the dmarc_moderation_action option

[Mailman-Users] dangers of using subject_prefix with new DMARC problems

2014-09-09 Thread Matthew Taylor
Hello all, I'm a Mailman administrator for the lists at http://numenta.org/lists. Recently, we had DMARC problems with Google servers, and my provider (EMWD) gave me the following actions to take: http://clientarea.emwd.com/knowledgebase/60/DMARC-and-Mailman.html We ended up moving the lists to