The Cisco MRP3-16FXS is high-density foreign exchange station (FXS) voice-gateway card built from industry-proven Cisco hardware and Cisco IOS Software technology to support both digital and analog voice trunks and station interfaces. The Cisco MRP3-16FXS offers greater analog density with 16 FXS ports in a single slot. This card provides you with the FXS density and flexibility to support the analog business communications devices in your offices.The Cisco MRP3-16FXS is built on the same proven voice-over-IP (VoIP) technology used in Cisco 1700, 2600, and 3600 Series multiservice routers to ensure end-to-end interoperability between IP and TDM endpoints. The Cisco MRP3-16FXS contains onboard flash memory for storing Cisco IOS Software images locally on the card, letting you configure a unique voice and data feature image for each MRP card in the Cisco ICS 7750 system. The card also enables you to take advantage of all existing Cisco VoIP services and voice-compression formats to meet your quality voice and data bandwidth transmission requirements.