[Mailman-Users] unique Message-IDs
Beu, Ed (DOA)
ed.beu at alaska.gov
Thu Aug 25 12:04:02 EDT 2016
From: Mailman-Users [mailto:mailman-users-bounces+ed.beu=alaska.gov at python.org] On Behalf Of Mark Sapiro
Sent: Thursday, August 25, 2016 7:48 AM
To: mailman-users at python.org
Subject: Re: [Mailman-Users] unique Message-IDs
On 08/24/2016 11:20 AM, Beu, Ed (DOA) wrote:
> We've run into a situation whereas our email archiving system is puking on mail sent from large Mailman lists due to the Message-IDs all being the same on each individual message.
> I found the following article and tried it, without any success.
>>Did you try just deleting the Message-ID or replacing it with a Mailman
I tried both methods, both did not work.
>>If you are not VERPing or personalizing deliveries, replacing the
>>Message-ID will not be completely effective because the message with the
>>replaced Message-ID will still be sent to chunks with multiple
>>recipients. Whether deleting the Message-ID will be effective or not
>>will depend on when in its processing the MTA adds its own Message-ID.
With VERP turned on it presented issues with our Spam Filter, so not an option.
> Any other suggestions?
>>Enable verp by putting
>>VERP_DELIVERY_INTERVAL = 1
>>in mm_cfg.py and then replace the Message-ID with a Mailman generated
>>or maybe just fix your archiving system.
Plans are in the works for a replacement (O365)!
>>Note that replacing the Message-ID in this way is a violation of mail
>>RFCs and I don't recommend it.
>>What happens if a local user sends a message with multiple To:, Cc:
>>and/or Bcc: recipients. Doesn't that confuse your archiving system too?
>>What do you do about that?
I don't run the archiving system so not sure. The archiving admin mentioned he was manually changing MSG-IDs the other day.
Mark Sapiro <mark at msapiro.net> The highway is for gamblers,
San Francisco Bay Area, California better use your sense - B. Dylan
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