Cisco 400-051 - CCIE Collaboration Written Exam
Page: 2 / 113
Total 563 questions
Question #6 (Topic: Cisco Collaboration Infrastructure)
Which two mechanisms does Cisco EnergyWise use for neighbor discovery? (Choose two.)
A. multicast
B. LLDP-MED
C. UDP broadcast
D. Cisco Discovery Protocol
E. TCP CD
Answer: Explanation
Question #7 (Topic: Cisco Collaboration Infrastructure)
Which protocol does the Cisco Prime LAN Management Solution application use to communicate with Cisco EnergyWise domain members?
A. UDP broadcast
B. Cisco Discovery Protocol
C. UDP unicast
D. TCP
E. multicast
Answer: D
Question #8 (Topic: Cisco Collaboration Infrastructure)
Refer to the exhibit.
[Cisco-400-051-1.0/xmlfile-7_1.jpg]
Assuming that the administrator has never performed any manual custom uploads, which two file types can be found when you choose Software Upgrades,
followed by TFTP File Management on the Cisco Unified Operating System Administration web page? (Choose two.)
[Cisco-400-051-1.0/xmlfile-7_1.jpg]
Assuming that the administrator has never performed any manual custom uploads, which two file types can be found when you choose Software Upgrades,
followed by TFTP File Management on the Cisco Unified Operating System Administration web page? (Choose two.)
A. IP phone configuration files
B. sample music-on-hold audio files
C. Identity Trust List files
D. IP phone license files
E. Mobile Voice Access audio files
F. softkey template files
Answer: CE
Question #9 (Topic: Cisco Collaboration Infrastructure)
Which statement describes a disadvantage of using the Cisco TFTP service to serve IP phone load files?
A. The Cisco TFTP services can run on only one Cisco Unified Communications Manager server in a cluster.
B. Because TFTP operates on top of UDP, there is a high risk of corrupted load file delivery at the completion of the TFTP process due to undetected data loss in the network.
C. If a response is not received in the timeout period, the TFTP server will not resend the data packet.
D. Packet loss can significantly increase the TFTP session completion time.
E. Because TFTP operates with an adaptive timeout period, the time to complete the file transfer is unpredictable.
Answer: D
Question #10 (Topic: Cisco Collaboration Infrastructure)
Which two statements about using the Load Server option for IP phone firmware distribution are true? (Choose two.)
A. This option must be enabled on at least two servers in a Cisco Unified Communications Manager cluster.
B. This option must be enabled on Cisco Unified Communications Manager service parameters for Cisco TFTP.
C. Phone firmware must be manually copied to any applicable load servers.
D. The load server will not function if its IP address is not in the same subnet as the IP phones.
E. This option is only available for newer IP phone models.
F. This option does not accommodate falling back to Cisco TFTP on error.
Answer: CF
