| Exam 210-060 | Question id=1074 | Provide End User Support |
A user reports that several IP phones in a single department are displaying a continuous "registering" message.
Which fault domain should be investigated?
| A. |
network router | |
| B. |
Cisco Unified Communications Manager subscriber node | |
| C. |
network switch | |
| D. |
IP phones | |
| E. |
SIP gateway |