Recovery plans are used to determine which machines failover and the manner in which they failover and start up together. Plans are also used to define the dependencies between machines through groupings. Additionally, plans can be used to run test planned or unplanned failovers for workloads.
For example, consider a recovery plan that replicates and protects the application servers (VMs) for a three-tier web application comprised of a database tier running on SQL server, a logic tier for the application, and a web front end in IIS. The applications servers are grouped logically in the recovery plan, based on the desired start-up behavior. If there are multiple VMs in any group, they are generally all started up together. ...
