Applies to ONTAP 9 SnapMirror Description This article discusses how to resync the cascade of SnapMirror relationships for the following situation. Two existing SnapMirror relationships: A-->B and B--...Applies to ONTAP 9 SnapMirror Description This article discusses how to resync the cascade of SnapMirror relationships for the following situation. Two existing SnapMirror relationships: A-->B and B-->C A and B experiences downtime and C provides services temporarily. Resync data from C after A and B back to online.