[ietf-dkim] Discussion lists and broadcast lists are not the same thing

[Dave CROCKER]

On 9/24/2010 7:52 AM, Jeff Macdonald wrote:
>> It may be productive if we distinguish between two-way discussion lists
>> where participants send mail to the list, and one-way broadcast lists where
>> only the owner (or their agent) sends mail to the list.
>>
>> The difference between these is to be large enough that the concepts do not
>> generalize that well.
>
> Since I work for an ESP, I agree with this statement.


In terms of the vocabulary used in the Email Architecture document[1], these two
services are completely different.

An MLM really is a mailing list [2].

A bulk, one-way sending service is an entirely different kind of entity and 
service.[3]

d/


[1]  <http://bbiw.net/specifications/rfc5598-email-arch.html#Mediator>

[2]  <http://bbiw.net/specifications/rfc5598-email-arch.html#rfc.section.5.3>

[3]  <http://bbiw.net/specifications/rfc5598-email-arch.html#service-mua>:

> One example is a bulk sending service...
> These services are not to be confused with a Mailing List Mediator, since
> there is no incoming message triggering the activity of the automated
> service.

(This mode probably should get its own name and should be documented up in the 
Mediator text, rather than be buried in the MUA text.  /d)


-- 

   Dave Crocker
   Brandenburg InternetWorking
   bbiw.net