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Chapter 10 Usage Scenarios 10-17
Hitachi Universal Replicator for IBM /OS User’s Guide
Performing Failover and Failback for Host Maintenance at
the Primary Site
This section describes and provides instructions for performing failover and
failback so that host maintenance can be performed at the primary site. The
following procedures can only be performed by using Business Continuity
Manager (BCM) or Command Control Interface (CCI). This section provides
instructions for using BCM.
Normal Operations
Figure 10-5 shows normal operations in a 3DC multi-target configuration with
a delta resync pair.
Figure 10-5 Normal Operations for 3DC Delta Resync
Performing Failover
To perform failover at the primary site: