On Thu, 8 Jun 2000 10:26:27 -0500, Andrew Bosch <[log in to unmask]> wrote:

>If you are getting the "552 Too Many Recipients" message, it is likely that Listserv is pruning what it thinks are non-functional addresses, since the mail server should abort the transmission when it gets that number.

LISTSERV does not arbitrarily delete addresses.  It does so only on the basis of
the actual error message reported by the mail server.  With many mail servers,
an aborted transmission is resumed and the messages are eventually delivered.