Mastering Microsoft Exchange Server 2013

Chapter 20

Creating and Managing Database Availability Groups

Messaging services for most organizations are deemed business-critical and need to be online with minimal to no data loss during a variety of failure scenarios. Organizations are also looking for more flexibility in managing a Mailbox server during business hours while minimizing the impact on end users. To assist organizations with these requirements, Exchange Server 2007 and later include new solutions for high availability. Through a process called continuous replication, a mailbox database can be copied to one or more Mailbox servers and the database is kept up to date through transaction log shipping and replay into the passive copy (or copies) of the database. In Exchange Server ...