Re: [Mailman-Users] AOL screening Reply-To header thru DMARC ?

2014-10-18 Thread Ed Ravin
On Sat, Oct 18, 2014 at 11:03:11AM -0700, Mark Sapiro wrote: ... > I have a somewhat different issue. I am using dmarc_moderation_action = > Munge From, and when an AOL user posts to the list, the list message > sent back to the user bounces with "521 5.2.1 : AOL will not accept > delivery of this

Re: [Mailman-Users] AOL screening Reply-To header thru DMARC ?

2014-10-18 Thread Stephen J. Turnbull
Mark Sapiro writes: > If and when there is an accepted standard governing this behavior, I'll > consider it. In the mean time, I'm not interested in accommodating > non-compliant behavior by one rogue ESP. I'm in complete sympathy, but unfortunately that rogue provider is still the MTA for ten

Re: [Mailman-Users] AOL screening Reply-To header thru DMARC ?

2014-10-18 Thread Stephen J. Turnbull
John Levine writes: > I would be surprised if AOL were doing DMARC checks on Reply-To, > and agree that it's not a problem worth solving. I wouldn't. As you know, John, we (dm...@ietf.org) are all expecting the spammers to emulate these DMARC mitigation various tricks. If they have any succes

Re: [Mailman-Users] AOL screening Reply-To header thru DMARC ?

2014-10-18 Thread Mark Sapiro
On 10/18/2014 11:26 AM, John Levine wrote: >> I have a somewhat different issue. I am using dmarc_moderation_action = >> Munge From, and when an AOL user posts to the list, the list message >> sent back to the user bounces with "521 5.2.1 : AOL will not accept >> delivery of this message. (in repl

Re: [Mailman-Users] AOL screening Reply-To header thru DMARC ?

2014-10-18 Thread John Levine
>I have a somewhat different issue. I am using dmarc_moderation_action = >Munge From, and when an AOL user posts to the list, the list message >sent back to the user bounces with "521 5.2.1 : AOL will not accept >delivery of this message. (in reply to end of DATA command))". The same >messages sen

Re: [Mailman-Users] AOL screening Reply-To header thru DMARC ?

2014-10-18 Thread Mark Sapiro
On 10/17/2014 10:33 PM, Ed Ravin wrote: > > I set up the list to use the list's address as the From address and to > put the sender's address in Reply-To:. I started playing around with a > test list - in no time at all, AOL began bouncing all my mail. > > After researching AOL's error messages,

[Mailman-Users] AOL screening Reply-To header thru DMARC ?

2014-10-18 Thread Ed Ravin
I'm setting up a new Mailman server to replace an elderly MajorDomo that isn't DMARC-compatible. I set up the list to use the list's address as the From address and to put the sender's address in Reply-To:. I started playing around with a test list - in no time at all, AOL began bouncing all my m