The feature operation of End-to-End signaling is invisible to the user. An example of End-to-End signaling is calling a customer care number of a company and receiving a menu option list. The menu option list can be, Press 1 for sales or Press 2 for support. A user can proceed by selecting a choice from the menu options .The process of user selection uses RFC 2833 technology.
Other services which use the End-to-End signaling feature are voice mail, automated attendants etc.