Unable to transfer in message message id because an unsupported extension was detected. A non-delivery report has been generated with reason code error code and diagnostic code error code. Contact Microsoft Technical Support. [valuevaluevaluevalue] (14)

Details
Product: Exchange
Event ID: 202
Source: MSExchangeMTA
Version: 6.5.0000.0
Message: Unable to transfer in message message id because an unsupported extension was detected. A non-delivery report has been generated with reason code error code and diagnostic code error code. Contact Microsoft Technical Support. [valuevaluevaluevalue] (14)
   
Explanation
This event occurs when a message is received from another message transfer agent (MTA) and the message contains an extension to the X.400 standards that the Microsoft Exchange Server MTA does not recognize.
   
User Action
Contact Microsoft Product Support Services.

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