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Microsoft exchange health checker
Microsoft exchange health checker




In DAG, there is one active server and a copy of the database on the active server is replicated across all passive servers.ĭAG members continuously monitor each other for failure and provide automatic database-level recovery in case of a database, disk, server, or network failure.Īlthough DAG provides protection against data loss and helps prevent downtime, it is susceptible to failures. In Exchange Server, DAG refers to a cluster of Exchange Servers (up to 16 Exchange Mailbox Servers) that hosts a set of database copies and provides protection against switchover and failover.

microsoft exchange health checker

Database Availability Group (DAG) is a built-in framework in Microsoft Exchange Server that uses continuous replication and failover clustering to ensure high availability and site resilience.






Microsoft exchange health checker