This article was previously published under Q279495
This article has been archived. It is offered "as is" and will no longer be updated.
When an Exchange 2000 SMTP Connector is configured to use Domain Name System (DNS) for routing, the SMTP Connector may never be down when all of the source bridgehead servers are down.
This problem occurs because the SMTP Connector is not designed to be down if it is configured to use DNS for routing, even when all of the source bridgehead servers are down.
To resolve this problem, obtain the latest service pack for Microsoft Exchange 2000 Server. For additional information, click the following article number to view the article in theMicrosoft Knowledge Base:
301378 XGEN: How to Obtain the Latest Exchange 2000 Server Service Pack
The English version of this fix should have the following file attributes or later:
Microsoft has confirmed that this is a problem in Microsoft Exchange 2000 Server. This problem was first corrected in Microsoft Exchange 2000 Server Service Pack 1.