There's no problem telnetting to port 25 of our local system. I do not have access to the logs on most of the systems, but I will attempt to investigate the local mailer's logs. > -----Original Message----- > From: LISTSERV give-and-take forum > [mailto:[log in to unmask]]On Behalf Of Stan Horwitz > Sent: Wednesday, February 27, 2002 3:37 PM > To: [log in to unmask] > Subject: Re: Users Fail to Receive Messages > > > On Wed, 27 Feb 2002, Dave wrote: > > > > This is a nearly impossible problem to solve because it is > intermittent. > > One reason we switched to LISTSERV for bulk mail was for > more reliable > > delivery, and now the client is questioning me on that... > > In my experience, such problems are almost always on the > receiving end. > Can you telnet to your local email system's port 25 from your > Listserv? > Did you check the logs on the recipient system, or only on > your Listserv? >