Event ID - 3027

Event Id3027
DescriptionA non-delivery report with a status code of 5.7.1 was generated for recipient rfc822;Administrator@contoso.com (Message-ID <AC03EFB87D21D34CA093F3BEA115A0C90BDA@server.contoso.com>). Causes: This message indicates that the sender was denied access or general access was denied. Solution: Check system privileges and attributes for the contact and retry sending the message. For more information, click http://www.microsoft.com/contentredirect.asp.
Event InformationAccording to Microsoft:
To turn on maximum logging of the MSExchangeTransport event source, follow these steps:
1. In Exchange System Manager, expand Servers, right-click the Exchange computer name where you want to configure logging, and then click Properties.
2. Click the Diagnostics Logging tab.
3. In the Services pane, click MSExchangeTransport.
4. In the Categories pane, click a category, and then click Maximum.
5. Repeat step 4 for each category.
6. Click OK when you are finished.
Reference LinksHow to restrict the users who can send inbound Internet e-mail to another user or to a distribution group in Exchange 2003

Catch threats immediately

We work side-by-side with you to rapidly detect cyberthreats
and thwart attacks before they cause damage.

See what we caught

Did this information help you to resolve the problem?

Yes: My problem was resolved.
No: The information was not helpful / Partially helpful.