Microsoft Exchange Server High Availability: DAGs and Disaster Recovery Best Practices

This discussion gives you an opportunity to hear from others but also to share your best practices on how to respond to the challenges of managing Microsoft Exchange Server 2010 high availability. How do you design a DAG? Should multiple DAGs be deployed? Should multiple sites be deployed in an active/active or active/passive configuration? How should mailbox database copies be distributed amongst DAG members? We share our best practices on backup and restore procedures, and also consider ideas around backupless Exchange Organizations by implementing Native Data Protection in Exchange Server 2010.