31dacfec_tion_Model__v1_5__IN_PROGRESS___Description
[Option] timeout [Level] Connection, Result Set [Default] none [Description] 
If defined, the number of seconds that an operation such as a search, scan or retrieval should be prepared to wait for the server to respond. If this time runs out before the response arrives, a characteristic diagnostic is thrown.
ZOOM - ZOOM: The Z39.50 Object-Orientation Model, v1.5 (IN PROGRESS)
Description