On Wed, 14 Apr 2004, Chang, Su-Hwa wrote:

>Is there a global setting (or individual list setting) that would only send
>the message out once.  In other words, if there is a connection problem with
>an outside mail host or any other issues, it will not retry.

Listserv does not deliver email so the answer to your question is no. You
need to look to your system's mail transport software for an answer to
your question and see how it is configured to route email.