We are getting the following error message while sending out email to "specific domains only". It happens to random domains and it started happening after the power failure at our facility. Delivery is delayed to these recipients or distribution lists:
This message has not yet been delivered. Microsoft Exchange will continue to try delivering the message on your behalf.
Delivery of this message will be attempted until 1/23/2011 8:22:03 PM (GMT-06:00) Central Time (US & Canada). Microsoft Exchange will notify you if the message can't be delivered by that time."
January 24, 2011 3:47 PM
February 24, 2011 6:47 AM