[Mailman-Users] Monthly Reminder Problem

[Ralf Hildebrandt]

* Dennis Putnam <dap1 at bellsouth.net>:
> I started this thread some time ago and got to the point where I was
> able to trace things to Postfix and ultimately found where the message
> was apparently sent to my ISP.
> 
> May  5 06:34:41 dap002 postfix/smtpd[3674]: connect from dap002[127.0.0.1]
> May  5 06:34:41 dap002 postfix/smtpd[3674]: E904B2001:
> client=dap002[127.0.0.1]
> May  5 06:34:41 dap002 postfix/cleanup[3677]: E904B2001:
> message-id=<mailman.0.1304591680.3673.mailman at bellsouth.net>
> May  5 06:34:41 dap002 postfix/qmgr[2599]: E904B2001:
> from=<mailman-bounces at bellsouth.net>, size=1833, nrcpt=1 (queue active)
> May  5 06:34:41 dap002 postfix/smtpd[3674]: disconnect from
> dap002[127.0.0.1]
> May  5 06:34:42 dap002 postfix/smtp[3678]: < mail.bellsouth.net[204.127.217.17]:25: 220 isp.att.net - Maillennium ESMTP/MULTIBOX frfwmhc04 #3
> May  5 06:34:42 dap002 postfix/smtp[3678]: > mail.bellsouth.net[204.127.217.17]:25: EHLO home.bellsouth.net
> May  5 06:34:42 dap002 postfix/smtp[3678]: < mail.bellsouth.net[204.127.217.17]:25: 250-isp.att.net
> May  5 06:34:42 dap002 postfix/smtp[3678]: < mail.bellsouth.net[204.127.217.17]:25: 250-7BIT
> May  5 06:34:42 dap002 postfix/smtp[3678]: < mail.bellsouth.net[204.127.217.17]:25: 250-8BITMIME
> May  5 06:34:42 dap002 postfix/smtp[3678]: < mail.bellsouth.net[204.127.217.17]:25: 250-DSN
> May  5 06:34:42 dap002 postfix/smtp[3678]: < mail.bellsouth.net[204.127.217.17]:25: 250-HELP
> May  5 06:34:42 dap002 postfix/smtp[3678]: < mail.bellsouth.net[204.127.217.17]:25: 250-NOOP
> May  5 06:34:42 dap002 postfix/smtp[3678]: < mail.bellsouth.net[204.127.217.17]:25: 250-PIPELINING
> May  5 06:34:42 dap002 postfix/smtp[3678]: < mail.bellsouth.net[204.127.217.17]:25: 250-SIZE 26214400
> May  5 06:34:42 dap002 postfix/smtp[3678]: < mail.bellsouth.net[204.127.217.17]:25: 250-VERS V05.40c++
> May  5 06:34:42 dap002 postfix/smtp[3678]: < mail.bellsouth.net[204.127.217.17]:25: 250 XMVP 2
> May  5 06:34:42 dap002 postfix/smtp[3678]: server features: 0x900f size 26214400
> May  5 06:34:42 dap002 postfix/smtp[3678]: Using ESMTP PIPELINING, TCP send buffer size is 4096
> May  5 06:34:42 dap002 postfix/smtp[3678]: > mail.bellsouth.net[204.127.217.17]:25: MAIL FROM:<mailman-bounces at bellsouth.net> SIZE=1833
> May  5 06:34:42 dap002 postfix/smtp[3678]: > mail.bellsouth.net[204.127.217.17]:25: RCPT TO:<dap1 at bellsouth.net> ORCPT=rfc822;dap1 at bellsouth.net
> May  5 06:34:42 dap002 postfix/smtp[3678]: > mail.bellsouth.net[204.127.217.17]:25: DATA
> May  5 06:34:42 dap002 postfix/smtp[3678]: < mail.bellsouth.net[204.127.217.17]:25: 250 ok
> May  5 06:34:42 dap002 postfix/smtp[3678]: < mail.bellsouth.net[204.127.217.17]:25: 250 ok
> May  5 06:34:42 dap002 postfix/smtp[3678]: < mail.bellsouth.net[204.127.217.17]:25: 354 ok
> May  5 06:34:42 dap002 postfix/smtp[3678]: > mail.bellsouth.net[204.127.217.17]:25: .
> May  5 06:34:42 dap002 postfix/smtp[3678]: > mail.bellsouth.net[204.127.217.17]:25: QUIT
> May  5 06:34:42 dap002 postfix/smtp[3678]: < mail.bellsouth.net[204.127.217.17]:25: 250 ok ; id=20110505103442H040014q56e
> May  5 06:34:42 dap002 postfix/smtp[3678]: E904B2001: to=<dap1 at bellsouth.net>, relay=mail.bellsouth.net[204.127.217.17]:25,
> delay=1, delays=0.05/0.06/0.61/0.3, dsn=2.0.0, status=sent (250 ok ; id=20110505103442H040014q56e)
> May  5 06:34:42 dap002 postfix/smtp[3678]: name_mask: resource
> May  5 06:34:42 dap002 postfix/smtp[3678]: name_mask: software
> May  5 06:34:42 dap002 postfix/qmgr[2599]: E904B2001: removed
> 
> As you can see, it appears everything is working properly as far as
> Postfix is concerned. 


Yes.

> However, my ISP never delivers the email to the recipient.

Ask bellsouth support what happend with the mail
id=20110505103442H040014q56e

> All other mail to/from my mailing lists work and are successfully
> delivered including welcome messages, etc. This means to me (unless
> someone can think of something else) that the reason my ISP is not
> delivering the mail is because it is finding something unique in this
> particular email that does not exist in all others.

Yup.

> There is no bounced message from the ISP so it must be throwing it into
> the bit bucket

Yup.

> for some reason and I am not getting even a hint as to what is wrong.
> Can someone think of what is unique about these messages from all the
> others mailman generates?

No, but you can bcc: this mail to you and then use divide & conquer to
find out what makes them reject the mail.

> I doubt it is anything in the body so it seems it has to be something
> in the headers. 

So try sending the mail with headers only :)

> The only straw I can grasp is perhaps the from address.
> 'Mailman-bounces' does not exist but is that not the from address of
> all mailman generated messages?

It depends

-- 
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