I see things like below to users I know didn't receive the email. So you first assessment is correct "they did receive it but they just can't find it.
to=<u...@somewhere.com>, relay=mail.somewhere.com[212.137.44.179]:25, delay=8.3, delays=0.02/4.4/0.67/3.3, dsn=4.0.0, status=deferred (host mail.somewhere.com[212.137.44.179] said: 451 <u...@somewhere.com>... Requested mail action not taken: mailbox unavailable (in reply to RCPT TO command)) Jan 13 15:25:00 my-mailserver postfix/smtp[28262]: B405E2D858F Thanks for all your help... Bill -----Original Message----- From: mailman-users-bounces+wgoodman=jcvi....@python.org [mailto:mailman-users-bounces+wgoodman=jcvi....@python.org] On Behalf Of Larry Stone Sent: Friday, January 15, 2010 1:28 PM To: mailman-users@python.org Subject: Re: [Mailman-Users] Is There a list member limitation? On Fri, 15 Jan 2010, Goodman, William wrote: > Interesting... > > I also manage the mail servers, we use postfix with Amavid, ClamAV and > Spamassassian. I know > this is a mailman list but, is that (SMTP_MAX_RCPTS = 500) a postfix > mail server configuration? Since you're also managing the mail servers, you should be able to look in the postfix logs to see what's happening. -- Larry Stone lston...@stonejongleux.com ------------------------------------------------------ Mailman-Users mailing list Mailman-Users@python.org http://mail.python.org/mailman/listinfo/mailman-users Mailman FAQ: http://wiki.list.org/x/AgA3 Security Policy: http://wiki.list.org/x/QIA9 Searchable Archives: http://www.mail-archive.com/mailman-users%40python.org/ Unsubscribe: http://mail.python.org/mailman/options/mailman-users/wgoodman%40jcvi.org ------------------------------------------------------ Mailman-Users mailing list Mailman-Users@python.org http://mail.python.org/mailman/listinfo/mailman-users Mailman FAQ: http://wiki.list.org/x/AgA3 Security Policy: http://wiki.list.org/x/QIA9 Searchable Archives: http://www.mail-archive.com/mailman-users%40python.org/ Unsubscribe: http://mail.python.org/mailman/options/mailman-users/archive%40jab.org