Event ID - 421

Event Id421
DescriptionPost Status Report. In the last 60 minutes, the virtual server 1 has successfully received 0 posts.
Event InformationThis indicates that the NNTP service has been setup to request updates from an upstream news provider.

The only way to remove this event is to stop NNTP which will not hurt Exchange server. This event logged in to the event viewer just for informational purpose.
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