Functional Accounts Not Receiving Emails (Exchange 2010)
Situation | Inbound Email not received by Functional Accounts in a Distribution List. |
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Solution | Modify the Distribution List Properties in Exchange per the steps below. |
Issue
Emails sent inbound to a distribution list are showing delivered within Proofpoint Essentials but not reaching the distribution list.
Resolution
Within Exchange under the Distribution list properties, there is a parameter that needs to be modified so that external emails can be received.
Follow these steps to make the modification:
- Select Properties for the desired distribution list.
- Click Mail Flow Settings.
- Double-click Message Delivery Restrictions.
- Uncheck Require that all senders are authenticated.
Source: https://technet.microsoft.com/en-us/library/bb124405(v=exchg.141).aspx#MDRestrictions
Please contact Microsoft for any further information.