How to Bypass Proofpoint "Relay Access Denied" on external forwards
If you are using Proofpoint as your email security service, you may encounter that the platform doesn't allow Auto-Forwarding received emails from external senders - to your organization - to an external recipient.
For example: if you have a support address forwarded to a ticketing software like Zohodesk or Zendesk you will need to enable this rules.
Proofpoint is a closed relay system, which means it doesn't allow automatic forwarding of emails to external recipients.
To bypass this issue you need to create 1 Rule and 1 Connector on the Exchange Admin Center of the affected domain.
Create the Connector:
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Create the Rule:
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