HP XP P9000 Business Continuity Manager User Guide (T5253-96086, November 2013)

5. Register a command device for the forward direction in the storage systems of the primary
and intermediate sites.
This creates the command device definition file.
For details on how to register a command device in a storage system, see “Registering a
command device in a storage system” (page 639).
6. Perform a remote scan at the storage system of the intermediate site.
Perform a scan over a range that contains volumes to be defined in the copy group.
This creates disk configuration definition file for the intermediate site.
For details on how to perform a scan to acquire hardware information, see “Acquiring volume
information” (page 588).
7. Establish an inter-disk controller logical path (Intermediate → Remote).
Establishing an inter-disk controller logical path is part of creating the path set definition file.
8. Register a command device for the forward direction in the storage system of the remote site.
Defining a 3DC Cascade (Cnt Ac-S Z x Cnt Ac-J Z) configuration 157