T1/e1-pbx digital voice port maximum distances, Fxs analog voice port maximum distance, Fxo analog voice port maximum distance – Cisco IAD2430 User Manual
T1/e1-pbx digital voice port maximum distances, Fxs analog voice port maximum distance, Fxo analog voice port maximum distance | Interference considerations | Cisco IAD2430 User Manual | Page 36 / 86