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Re: [ietf-smtp] Per-Recipient Data Responses

2014-03-05 13:27:09
On Wed, Mar 5, 2014 at 11:21 AM, Murray S. Kucherawy
<superuser(_at_)gmail(_dot_)com> wrote:
On Wed, Mar 5, 2014 at 7:18 PM, Brandon Long <blong(_at_)google(_dot_)com> 

On Wed, Mar 5, 2014 at 10:56 AM, Claus Assmann 
On Wed, Mar 05, 2014, Murray S. Kucherawy wrote:
How come this never got adoption?  It comes up from time to time in "We

It has been "adopted": MeTA1 and exim implement it. Maybe someone
needs to "push" it through the IETF process?

It must not be enabled by default, since I only saw about 5 MXs
yesterday that are advertising PRDR.

Does that mean Google's implemented it, or you just have stats about what
gets advertised?

We just record everything that gets advertised to help us judge what
to implement and also for interoperability testing prior to releasing
new ones.

This one sounds useful, but without wider adoption, would be a hard
sell at this point.  I realize there's a chicken & egg thing there, of
course, but we also have a very limited number of cases where we'd do
mixed responses and we have to fall back to bounces today.


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