Emutel Symphony

Emutel Symphony is a convenient and flexible Basic Rate ISDN, Primary Rate ISDN and Analog PSTN network simulator. With support for S, U, E1, T1 and PSTN analog interfaces you can use the Emutel Symphony to test and develop a full range of ISDN(E1/T BRIS BRIU) and PSTN analog (FXS) equipment.