About VMware vCenter Site Recovery Manager
VMware vCenter Site Recovery Manager (SRM) is a business continuity and disaster recovery solution that helps you to plan, test, and run the recovery of virtual machines between a protected vCenter Server site and a recovery vCenter Server site. The following terms are important for fully understanding SRM technology.
- Array-based replication (ABR)
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Replication of virtual machines that is managed and executed by the storage subsystem itself, rather than from inside the virtual machines, the vmkernel or the Service Console.
- Failback
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Reversal of direction of replication, and automatic reprotection of protection groups.
- Failover
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Event that occurs when the recovery site takes over operation in place of the protected site after the declaration of a disaster.
- Protection group
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A group of virtual machines that will be failed over together to the recovery site during testing or recovery.
- Protected site
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The primary site that contains the virtual machines to be protected.
- Recovery site
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The secondary site to which virtual machines will fail over.