This is a screenshot showing the icons and fields in the Routing Rules panel. A green arrow signifies a routing service operation. The small minus (-) is used to hide the routing rules advanced features. The small plus (+) is used to show the routing rules advanced features. The funnel icon is to the right of the filter expression field. The X icon is to the right of the data transformation map field. The gear is to the right of the target operation field. Accept Messages From has options for Any System, Same System, and Other Systems. Execution has options for Synchronous and Asynchronous. These icons, fields, and options are also described in the text of the chapter.