[Discuss] DMARC issue, Yahoo and beyond

[Edward Ned Harvey (blu)]

> From: discuss-bounces+blu=nedharvey.com at blu.org [mailto:discuss-
> bounces+blu=nedharvey.com at blu.org] On Behalf Of Bill Horne
> 
> My first question is whether mailman allows the BLU to selectively munge
> headers based on the recipient's preferences: 

The answer to that question is in the mailman DMARC page.
http://wiki.list.org/display/DEV/DMARC

In 2.1.16, they implemented the Reply-To munging.  "from_is_list"
In 2.1.18, they implemented conditional Reply-To munging, "dmarc_moderaction_action" only to be applied if the sender domain has a DMARC policy of reject or quarantine.