Display accessory for non-graphical phone

摘要

An ACD accessory ( 10 ) and a GUI accessory ( 100 ), which may be integrated into a phone or provided as a separate device, are coupled between the PSTN and the user's legacy phone ( 12 ) to provide enhance services. The ACD accessory ( 10 ) provides visual display and selection capabilities for menus provided by the ACD system ( 14 ). The GUI accessory ( 100 ) provides enhance control of telephony features and enhanced data services though a graphical proxy server ( 134 ).