CCNA Voice 640-461 Q&As – Provide End User Support (1-5)

Section 5 - Provide End User Support

QUESTION 1
When troubleshooting a phone that is unable to get an IP address from a DHCP server, what is the first thing to check for on the phone?
A.    Make sure that DHCP Enabled is disabled on the phone.
B.    Make sure that the phone is getting the proper VLAN information
C.    Make sure that the TFTP server address is correct on the phone.
D.    Make sure that the DHCP scope has enough addresses left in the range.
E.    Make sure the phone has the correct phone load ID.
Answer: B

QUESTION 2
An IP phone has a line calling search space and a device calling search space. If a call is made from the IP phone, which calling search space is used?
A.    Neither calling search space is used.
B.    The line calling search space takes precedence and is used.
C.    The device calling search space takes precedence and is used.
D.    The line and device calling search spaces are combined and the line calling search space has
precedence.
Answer: D

QUESTION 3
In which two ways can an administrator reset an IP phone that is registered with Cisco Unified Communications Manager? (Choose two.)
A.    Phone can be reset in Cisco Unified Communications Manager Administration.
B.    Phone can be reset in the Cisco Unified Communications Manager Express CLI.
C.    Press the * * #* * key combination on the IP phone keypad.
D.    Enter the reset ephone command in the switch.
E.    Press the * * #* key combination on the IP phone keypad.
F.    Press the ##**# key combination on the IP phone keypad.
Answer: AC

QUESTION 4
After changes are made to an IP phone, which reset method is the fastest to bring the phone back into service?
A.    drop
B.    restart
C.    reset
D.    shutdown
E.    shut and no shut
Answer: B

QUESTION 5
How can an administrator determine which codec is being used between two endpoints while a call is in progress?
A.    Run the codec trace in Cisco Unified Communication Manager.
B.    Use Cisco Unified Serviceability network trace.
C.    Can only be seen in Cisco SDI traces.
D.    Can only be seen in a sniffer trace.
E.    Press the [ ? ] button twice on one of the IP phones.
Answer: E