The SonicWall Inbound and Outbound connectors will be modified for all SonicWall customers that use Office 365 Email, except the following:
Customers that onboarded Office 365 Email manually will not be modified at this time.
Customers using O365 Email DLP protection in inline mode will not be modified at this time.
The SonicWall Journaling Connector will be modified for customers that don’t have another inbound On- Premise connectors (‘Your Organization’s email server’) that are not associated with a specific sender domain.
The connector type being used by CAS is being modified from "On-Premise" to "Partner" for the Office 365 Email connectors.