One of my client try to send out a email, but the email bounce back, what's the primary step we should troubleshoot this problem? How to resolve?
Your message did not reach some or all of the intended recipients.
Subject: RE: DBA701 - Urgent
Sent: 4/13/2004 5:39 PM
The following recipient(s) could not be reached:
'firstname.lastname@example.org' on 4/15/2004 6:00 PM
Could not deliver the message in the time limit specified. Please retry or contact your administrator.