esxcfg-volume
-l|--list List all volumes which have been
detected as snapshots/replicas.
-m|--mount Mount a snapshot/replica volume, if
its original copy is not online.
-u|--umount Umount a snapshot/replica volume.
-r|--resignature Resignature a snapshot/replica volume.
-M|--persistent-mount Mount a snapshot/replica volume
persistently, if its original copy is
not online.
-U|--upgrade Upgrade a VMFS3 volume to VMFS5.
-h|--help Show this message.