The snap rename command enables you to change the name of an existing Snapshot copy.
sdcli snap rename [-m MachineName] -d MountPoint -o OldSnapshotName -n NewSnapshotName
MountPoint is a drive letter, mount point path, volume name, or CSV reparse point.
sdcli snap rename -d j -o Jun_14_09 -n last_known_good
The preceding example changes the name of the June_14_09 Snapshot copy associated with the J: drive to last_known_good.
sdcli snap rename -d C:\ClusterStorage\Volume8 -o csvLun11_051109 -n csvLun11_051109_new
The preceding example changes the name of the csvLun11_051109 Snapshot copy associated with CSV reparse point C:\ClusterStorage\Volume8 to csvLun11_051109_new.