4.
From the local host, register a command device for the storage system of the local site, primary
site, and remote site, in that order.
For details on how to register a command device in a storage system, see
command device in a Storage System" (page 470)
Settings for Operations on the Remote Site (3DC Multi-Target Configuration)
To set operations on the remote site:
"Registering a
Defining a 3DC Multi-Target configuration 157