As more and more companies are moving to Exchange 2010, now is a good time to understand the terminologies associated with it.
Database Mobility is the ability of one or more mailbox databases to be replicated to and activated on other mailbox servers.
Database Portability is the feature which supports mounting of an exchange database on another server by the administrator, typically in a DR situation.
Incremental Deployment is the feature in Exchange 2010, by which a standalone server can be made into a highly available one, even after exchange has been installed on it.
Database Copy is a copy of a mailbox database’s edb & log files.
*Overs – Switchover is a manual activation of one or more mailbox databases in a DAG. Switchover can be at a database or server level. Failover is automatic activation of one or more mailboxes during a failure, which is handled by the Active Manager.