This article applies to the Barracuda Cloud Archiving Service, and Microsoft 365 Exchange Online.
Hybrid Deployment
In a Hybrid deployment, where some mailboxes are on-premise Exchange Server and some Microsoft 365 Exchange Online, you must set up a journaling rule on both the on-premise Exchange Server and Microsoft 365 to capture inbound, outbound, and internal mail.
Warning! Hybrid deployment can cause duplicate mails in some environments. This is an issue with Hybrid deployment and not with your Barracuda Cloud Archiving Service. Contact your Barracuda Networks Sales or Support representative for more information.
Use the following articles to set up journaling based on the version of Exchange Server running in your environment:
See also: Microsoft article Journaling
Video
Watch this video for a short walkthrough of how to set up journaling to the Barracuda Cloud Archiving Service from Microsoft 365. Note that the video is using the Microsoft Exchange Admin Center for configuration.
