Thanks for the reply, this seems to be just solution for one site either DC or DR, for both sites I think below will work
NDR <------------<DR<-----------------------<DC (LIVE Site)>--------------->NDR
NDR <------------<DR (LIVE Site)>----------------------->DC >--------------->NDR
Kindly note here NDR is Same NetApp Cluster AFF 700.
In this case before doing resync or reverse resync from DC or DR site
we first just need to update NDR volumes from DC or DR site depending on from where we are doing resync or reverse resync operation DC or DR
so even if we wrongly do reverse resync or resync we will still have copy of data at NDR.
Please let me , if I am correct or not?
Thanks