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Before you establish the first connection agreement, it is important that you develop a plan for backing out of the directory synchronization operation and for backup and recovery of data. Work with the network administrators in your organization to create the backup and recovery plan for directory synchronization, which will become a part of the master backup and recovery plan.
This section describes how to back out of a synchronization operation, whether data originates from Exchange Server 5.5 directory service or Active Directory. Additionally, you will find some suggestions on when to back up the directories, and the tools that will help you perform the backup.