Article ID: 309200 - View products that this article applies to.
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When you have Exchange 2000 Server configured with a Microsoft Exchange Connector for Lotus Notes, and a Lotus Notes client sends a message that has 1,024 or more attachments across the connector to an Exchange Server client, the delivery fails at the connector. The Lsntsmex.exe process terminates, and all subsequent mail that is designated to travel from the Lotus Notes server to the Exchange 2000 Server becomes backlogged at the connector.
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 the Microsoft Knowledge Base:
(https://support.microsoft.com/kb/301378/EN-US/ )XGEN: How to Obtain the Latest Exchange 2000 Server Service Pack
To work around this behavior, use one of the following methods:
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 2.
The Lsntsmex.exe process polls the Lotus Notes outbound mail router (Exchange.box) and picks up any mail that is deposited there. Lsntsmex.exe also converts messages into MAPI format and deposits them in the ReadyIn folder on the Exchange Server computer that hosts the Exchange Notes Connector.