On Tue, 22 Jun 1999, Michael J. Langum wrote:

> Stan,
>
> Sorry, but I'm not quite savy enough.  What is an "MTA", and how
> would I determine if it is "operating properly?"

Mail Transport Agent. Nathan already posted a detailed response on this
subject, but it boils down to making sure that the system which runs your
Listserv software can send and receive e-mail properly.