> If you are running MX V3.3 or PMDF V4.2, LISTSERV will delete the
> recipients automatically. Otherwise the best is to wait for the list
> owners to delete the recipients on their own. The cost to your system of
> bouncing off these messages is a droplet in the ocean when compared to
> the cost of running 5000 jobs with a global lookup for 272 other
> institutions.
Is there documentation someplace of what has to be in the bounce message
in order for LISTSERV to do automatic deletion? We have a home grown
mail system that could probably generate what's needed, if we know what
it is.