A. Info replication As an optional feature of Huawei OceanStor 9000de, the production sites and disaster recovery sites need only the production site to purchase info replicator feature of the license

B. For each type of business to create a pair for the type of business data replication synchronization

C. Because the client's business traffic is mainly concentrated in the daytime working hours, you can not set the replication zone bandwidth limit, the synchronization task on the non-workers Make time, take full advantage of node bandwidth

D. Plan a separate directory for each type of service using the Huawei OceanStor 9000 system at the D and Y sites in the system's root directory As a remote copy of the master directory, and shared to the corresponding business server i