We are running Exchange Server 5.5 sp3. We have a strange problem in
which we cannot send e-mail to a few specific domains such as
mindspring.com & equifax.com. Has anyone ever heard of this? Can we
assume this is an Exchange problem?
The e-mail gets bounced back with the following message:
Your message did not reach some or all of the intended recipients.
Sent: 8/1/00 2:46 PM
The following recipient(s) could not be reached:
Unable to deliver the message due to a communications
The MTS-ID of the original message is: c=US;a= ;p=frogfire
MSEXCH:IMS:frogfire DIGITAL:FIRE:IDEAFIRE 3550 (000B099C)
550 telephone number listed in your documentation.