HP XP Array Manager Software - Manual (Page 61)

Figure 29 Example of a CCR configuration (active and standby servers use the same backup server)
SCR configurations
Application Agent provides VSS backup and restoration functionality for SCR configuration sources.
Limitations on the target configuration are the same as for Exchange Server 2007. For details about
the limitations for Exchange Server 2007, see the Exchange Server 2007 documentation.
The following shows an example of an SCR configuration.
Application Agent CLI User Guide 61