V-228410
Microsoft Exchange 2016 Mailbox Server Security Technical Implementation Guide
Title
Exchange must provide Mailbox databases in a highly available and redundant configuration.
Description
<VulnDiscussion>Exchange Server mailbox databases and any data contained in those mailboxes should be protected. This can be accomplished by configuring Mailbox servers and databases for high availability and site resilience. A database availability group (DAG) is a component of the Mailbox server high availability and site resilience framework built into Microsoft Exchange Server 2016. A DAG is a group of Mailbox servers that hosts a set of databases and provides automatic database-level rec...
Fix Text (Documentation Requirement)
Update the EDSP to specify how Exchange Mailbox databases use redundancy. Access the Exchange Management Shell and add new Database Availability Groups based upon the EDSP using the following command: New-DatabaseAvailabilityGroup See the following documentation for options when creating a DAG: https://docs.microsoft.com/en-us/exchange/high-availability/manage-ha/create-dags?view=exchserver-2019.