The VxRail solution comes with mutiple choices for backup/data protection and replication.  Let's start with enterprise class snapshots and clones capabilities built into vSphere 6. You have Vsphere Data Protection for backup and recovery. Replication can be handled via Vsphere Replication for RPO's greater than 5 min. And also included with each appliance purchase will be 15 licenses for Recoverpoint for VM's which will provide both synchronous and asynchronous replication, consistency groups, and continuous data protection options.       
How about backup and data protection on VxRail?
How about backup and data protection on VxRail?