Three Physical Sites: Cluster Spans Three Sites; Two Physical Sites: Cluster Spans Two Sites, One Site Is The Primary Site - HP StorageWorks P4000 User Manual

1. Volumes are configured with Network RAID-10+1
Figure 4 Three physical sites: cluster spans three sites
.
1. Volumes are configured with Network RAID-10
Figure 5 Two physical sites: cluster spans two sites, one site is the primary site
.
12 Designing a Multi-Site SAN