-Specify the name of the node or the symlink for the device to query.
-Partition names generated with the NAME{all_partitons} option can not be
-queried, the main device must be used instead.
+Specify the name of the node, the symlink or the network interface for the
+device to query. Partition names generated with the NAME{all_partitons} option
+can not be queried, the main device must be used instead.