IIS 5.0 & SMTP

Tech-Archive recommends: Repair Windows Errors & Optimize Windows Performance

From: John (anonymous_at_discussions.microsoft.com)
Date: 09/21/04 

Date: Tue, 21 Sep 2004 15:12:45 -0700

I have been running my webserver for about 2 years without
much issue. Last week it stop sending mail to my internal
Exchange 5.5 Server. I get the following error:

Unable to deliver this message because the follow error
was encountered: "This message is a delivery status
notification that cannot be delivered.".

The specific error code was 0xC00402C7.

The message sender was <>.

Any ideas? I have not made any changes to either system
that I can think of in the last several weeks.

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