A. Run RDF daemons on multiple management stations at the workload site.
RDF daemons will cooperate with each other.

B. RDF daemon process runs on the embedded Tools Virtual Machines and has built-in high availability.

C. Run an RDF daemon on one management station at each of the three sites.
If the workload site RDF daemon fails, one of the RDF daemons from the other two sites will take over.

D. RDF daemon process runs on the VMAX3 array.
If the workload site RDF daemon fails, the RDF daemon from one of the other sites will take over.