Posted by: Pdfprep
Post Date: November 28, 2020
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