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troubleshooting Question

Why are new users and email accounts getting bounce backs?

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marnobleFlag for United States of America asked on
ExchangeActive DirectoryDNS
7 Comments1 Solution605 ViewsLast Modified:
Error: #550 5.1.1 RESOLVER.ADR.RecipNotFound; not found ## and
error: 550 5.2.0 STOREDRV.Deliver: The Microsoft Exchange Information Store service reported an error. The following information should help identify the cause of this error: "MapiExceptionNotFound

4 new user accounts that have been recently added are getting bounce back email errors.   Senders are unable to send to them, Outlook has issues connecting with Exchange server, sometimes mail works and then stops working, no errors in logs...
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indi001Flag of New Zealand image

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