What should the engineer do to restore the phone to service?

exams 210-060 210-060 exam 0 Comments

An IP phone that is using PoE shows "unknown" in Cisco Unified Communications Manager.

What should the engineer do to restore the phone to service?
A . restart the phone from Cisco Unified Communications Manager
B . reset the phone from Cisco Unified Communications Manager
C . enter **# locally on the IP phone
D . check the network cable and switch port

Answer: D