At 9:44 AM -0800 6/3/98, Randy Klumph wrote:
>I just started receiving the following error from a new subscriber.
>
>> ...reason: mail origin is listed in the "Filter=" list header...

Do you use the * Filter= keyword in your list header?  If so, check and see
if there is something about their mail domain that matches.

>I am assuming it is an error at their end. If I forward the message
>to the Postmaster at that site, are they likely to know what the
>problem is, or is there something additional I should tell them to
>lead them in the right direction?

Check your header first.  Your problem probably starts there.

Good Luck!

Lou