[Mailman-Users] Mailman 2.1.9 incorrectly holding messages for "Reason: Message has implicit destination"

[Barry Finkel]

"Schmitt, Gordon A." <gordie at stcloudstate.edu> wrote:

>We had been using mailman 2.1.5 installed on Redhat Enterprise v3.n for
>several years .  A few months ago, we installed a new Redhat system for
>our mailing list server, Redhat Enterprise Linux Server release 5.3
>(Tikanga) which has Mailman 2.1.9 installed. I followed various
>instructions on migrating the mailing lists and everything seemed to be
>working just fine. However, within the past few weeks we noticed that
>some users sending to their favorite lists are having a lot of trouble
>with their messages being held as: "Reason:    Message has implicit
>destination" . Many users do not have this happen.  I have been
>investigating and testing and I can not figure out why. Our main campus
>mail system is Exchange 2007.  They have put the address in the correct
>place, i.e. The To: or CC: fields.
>
>We create exchange contacts for each mailing list that forwards the
>message to the mailing list server, e.g. listname at stcloudstate.edu
>forwards to listname at lserver.stcloudstate.edu and there was never any
>problems for the past several years before our upgrade.  Below is the
>header info from a message that is being held that should have passed
>through. Can anyone think of what is causing this behavior for certain
>messages? One person mentioned that it  happenes when he did a
>reply-all to a message and it worked after  creatomg a new message. I
>do not know if this could be related because I tried doing this and all
>my messages went through fine. I may have to experiment more with what
>email client software the messages are being sent from, I mostly use
>Entourage on a Mac. The majority of campus use Outlook on some version
>of Windows.

Have you set

     listname at stcloudstate.edu

as an acceptable_alias for

     listname at lserver.stcloudstate.edu

via

     o Privacy options...
          o Recipient filters

If not, then Mailman does not know that the shorter name is actually
an acceptable name for the real list name.
----------------------------------------------------------------------
Barry S. Finkel
Computing and Information Systems Division
Argonne National Laboratory          Phone:    +1 (630) 252-7277
9700 South Cass Avenue               Facsimile:+1 (630) 252-4601
Building 222, Room D209              Internet: BSFinkel at anl.gov
Argonne, IL   60439-4828             IBMMAIL:  I1004994