Disk replication system

1. Make sure it is ready to copy a snapshot image of all primary database data and log devices to the standby database data and log devices, if disk replication will be used to materialize the standby database for a new Mirror Activator system.

2. Make sure it is ready to copy a snapshot image of all standby database data and log devices to the primary database devices, if disk replication will be used to materialize the primary database for failback.

3. Make sure it is ready to begin synchronous replication of all primary log devices to the mirror log devices at the standby site.

For detailed instructions about setting up and configuring the disk replication system and mirror log devices, refer to the documentation provided by your disk replication system vendor or device vendor.