To recover the phone what is the next approach?

While replacing a Cisco IP phone, the technician notices that the phone is not functional. The phone is receiving power from a Cisco Catalyst PoE switch, and the phone backup software image is loaded but the phone still fails to complete the bootup

To recover the phone what is the next approach?
A . verify the IP phone settings on the Cisco Unified CM
B . contact a Cisco TAC engineer
C . perform the factory reset on the IP phone
D . connect the IP phone to a different VLAN on another Cisco Catalyst switch

View Answer

Answer: C