Your message did not reach some or all of the intended recipients.
Subject: (their subject here)
Sent: 3/21/2006 1:48 PM
The following recipient(s) could not be reached:
firstname.lastname@example.org on 3/21/2006 1:48 PM
There was a SMTP communication problem with the recipient's email server. Please contact your system administrator.
<email@example.com #5.5.0 smtp;550 <firstname.lastname@example.org>: Recipient address rejected: User unknown in relay recipient table>
Need some help please.