> 554 mx04.lnh.mail.rcn.net
> rcn is rejecting your mail. There should have been another attachment or
message showing what 554 they're sending. No such user, invalid HELO or some
reason for the 5xx rejection.
>
>
Can you recommend a place I can look: such as /var/log/maillog file and what
type of line to search for (or just past the hole thing)
Or I can save the returned email and pull it into notepad so its plane text.
I agree with you that the lack of information is frustrating.
Sincerely
Nonlin