[Mailman-Users] Unexplained unsubscribes of yahoo.com email addresses

[Ralf Hildebrandt]

* Brian Carpenter <brian at emwd.com>:

> You can check your mail log to see if you are seeing a high number of Yahoo!
> deferrals. If so then those deferrals may be behind those unsubscribes,
> especially if they have been unsubscribed due to excessive bounces. Checking
> the mailman/logs/subscribe log should show you the reason behind these
> recent unsubscribes.

Stuff like:

Mar 01 09:00:01 2010 (14075) bangpypers: deleted yogeshhkxxxxx at gmail.com; disabled address
Mar 01 09:00:01 2010 (14075) bangpypers: yogeshhkxxxxx at gmail.com auto-unsubscribed [reason: BYBOUNCE]
Mar 01 09:00:02 2010 (14075) pycon-av: smccxxxx at pbpost.com auto-unsubscribed [reason: BYBOUNCE]

-- 
Ralf Hildebrandt
  Geschäftsbereich IT | Abteilung Netzwerk
  Charité - Universitätsmedizin Berlin
  Campus Benjamin Franklin
  Hindenburgdamm 30 | D-12203 Berlin
  Tel. +49 30 450 570 155 | Fax: +49 30 450 570 962
  ralf.hildebrandt at charite.de | http://www.charite.de