One thing I would test is to send a message from one of the other addresses on the list (say the gmail account) and see if the message makes it to all of the recipients.
I had a problem that sounds a lot like yours. The cause was the ISP filtering out incoming messages with a from address with their domain name. If someone from a different domain sent a message, it all worked fine. If that is the cause of your problem, I have a custom handler that I could probably clean up and send to you that would get you most of the way to fixing the issue. An even simpler fix is to make the list anonymous but that has it's own list of drawbacks. Good luck! -Matt ------------------------------------------------------ Mailman-Users mailing list Mailman-Users@python.org http://mail.python.org/mailman/listinfo/mailman-users Mailman FAQ: http://www.python.org/cgi-bin/faqw-mm.py Searchable Archives: http://www.mail-archive.com/mailman-users%40python.org/ Unsubscribe: http://mail.python.org/mailman/options/mailman-users/archive%40jab.org Security Policy: http://www.python.org/cgi-bin/faqw-mm.py?req=show&file=faq01.027.htp