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Event ID: 4041 Source: MSExchangeIMC

The description for Event ID ( 4041 ) in Source ( MSExchangeIMC ) cannot be found. The local computer may not have the necessary registry information or message DLL files to display messages from a remote computer. The following information is part of the event: <IP address> (URL address).
In our case these events are essentially mail that couldn't be delivered. After looking at several of these (Subject line, and email addresses) it is obvious that these are spam email that are being routed through our email server.

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