ROUTE This command is only available if you have HP DeskManagerPLUS installed on your system. Allows you to format a routed message. See "Routing a Message" . Intray > ROUTE Return The ROUTE command can be used in the following areas of HP Desk: In Tray, Out Tray, Pending Tray, Work Area, List Area, Filing Cabinet, Calendar, Message, Package, Folder, Library.