Microsoft has released the Exchange Server 2003 Disaster Recovery Operations Guide.
This guide explains how to back up and restore the critical data in your Exchange organization. It covers how to use the backup utility in Microsoft Windows Server 2003 (Backup), how to back up Microsoft Exchange Server 2003, and how to restore Exchange Server 2003. This guide explains how to perform backup and restore procedures so that you can prepare for (back up) and recover from (restore) a failure that causes some or all of your data to become unavailable. This guide is intended for information technology (IT) professionals who perform backup and restore procedures or who write customized backup and restore procedures for their organization. [MS Exchange Blog]