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Title Distribution Group Mail Flow
Resolution Symptoms:
External domains are unable to send to a newly created distribution group. Receive a bounceback.
Possible Cause:
By default exchange distribution groups require that all senders are authenticated.
Resolution:
From the distribution group properties go to Mail Flow Settings & Message Delivery Restrictions. Uncheck "Require that all senders are authenticated" & apply.
Vendor *
Web Link
Date Entered 5/1/2018
You Tube Link
Type Of Article Support
Article ID 161

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