[Mailman-Users] messages fail to @yahoo @aol @outlook

[Loren Engrav]

Hi

I tried munge yes yes and wrap yes yes on my Mailman (not at Site5) under Privacy > Sender
munge? still messages failed to yahoo aol and outlook
wrap? message to outlook passed but yahoo and aol failed



> On Jul 28, 2019, at 11:12 AM, Bill Cole <mailmanu-20190215 at billmail.scconsult.com> wrote:
> 
> On 28 Jul 2019, at 13:04, Jayson Smith wrote:
> 
>> Hi,
>> 
>> The problem I'm familiar with is messages *from* AOL/Hotmail/Yahoo/etc. being rejected by other Email providers.
> 
> It happens in both directions. Providers who publish a "p=reject" DMARC policy typically also honor other providers' "p=reject" DMARC policies. If a mailing list makes any change to messages, it should also either munge From or wrap messages to avoid problems. You can do that for all messages, only for "p=reject" sender domains, or for both "p=reject" and "p=quarantine" domains.
> 
> -- 
> Bill Cole
> bill at scconsult.com or billcole at apache.org
> (AKA @grumpybozo and many *@billmail.scconsult.com addresses)
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