XFOR: IMS Behind Firewall Does Not Use Second MX Record

ID: Q166604

The information in this article applies to:

Microsoft Exchange Server, versions 4.0, 5.0

SYMPTOMS

When you use an Internet firewall, Microsoft Exchange Server versions 4.0 and 5.0 will sometimes fail to use a second MX record if the first is unavailable.

STATUS

Microsoft has confirmed this to be a problem in Microsoft Exchange Server versions 4.0 and 5.0. This problem has been corrected in the latest U.S. Service Pack for Microsoft Exchange Server version 4.0. For information on obtaining the Service Pack, query on the following word in the Microsoft Knowledge Base (without the spaces):

S E R V P A C K

This problem was corrected in the latest Microsoft Exchange Server 5.0 U.S. Service Pack. For information on obtaining the service pack, query on the following word in the Microsoft Knowledge Base (without the spaces):

S E R V P A C K

Keywords : kbusage kbbug5.00 XFOR kbfix4.00.sp5 kbfix5.00.sp1
Version : 4.0,5.0
Platform : WINDOWS
Issue type : kbbug