IBM V7000 Introduction And Implementation Manual page 458

You must choose the consistency group to which to add the Remote Copy relationships.
Based on your requirements, select the appropriate consistency group and click Add to
Consistency Group (Figure 9-108).
Figure 9-108 Choose the consistency group to add the remote copies to
Your Remote Copy relationships are now in the consistency group you selected.
Starting a consistency group
The Remote Copy relationship could be started by clicking Start from the Actions drop-down
menu (Figure 9-109).
Figure 9-109 Start the consistency group
You can select the copy direction of the consistency group (as required) (Figure 9-110).
Choose Master is primary and click Start Consistency Group. The consistency group
starts copying data from the primary to the secondary.
Figure 9-110 Choose the primary volumes to start the consistency group
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IBM Flex System V7000 Storage Node Introduction and Implementation Guide