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Newly Added Alias in exchange 2007 users mail addresses rejects incoming mail.

wlasner
wlasner asked
on
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Last Modified: 2016-02-02
Senders get failed delivery notification right away.
Reason: Remote SMTP server has rejected address
diagnostic code: smtp;550 5.7.1 unable to deliver to .....

Existing alias' work fine. only adding new are an issue.

Thank you
Wayne
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