| Exam 210-060 | Question id=1002 | Characteristics of a Cisco Unified Communications Solution | 
        What is the interface type that you should use to connect a PSTN analog line to the VoIP network?
      
| A. | 
            FXS | |
| B. | 
              FXO | |
| C. | 
            E and M | |
| D. | 
            Serial |