2013年6月28日星期五

Latest training guide for Cisco 642-278

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Exam Code: 642-278

Exam Name: Cisco (Implementing CUCM for TelePresence Video Solutions Exam)

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642-278 (Implementing CUCM for TelePresence Video Solutions Exam) Free Demo Download: http://www.it-tests.com/642-278.html


NO.1 Cisco Unified Communications Manager redundancy for a Cisco TelePresence endpoint is achieved
which two of the following? (Choose two)
A. Configure a Cisco Unified Communications Manager group with two Cisco Unified Communications
manager servers in the preferred order.
B. Configure a Cisco Unified Communications Manager group with three Cisco Unified Communications
manager servers in the preferred order.
C. Configure a Cisco Unified Communications Manager group with three Cisco Unified Communications
manager server because redundancy is not supported for Cisco TelePresence endpoints.
D. Configure a Cisco Unified Communications Manager group with three Cisco Unified Communications
manager servers and the calls will be load-balanced between the two Cisco Unified Communications
Manager servers in the group.
Answer: A,B

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NO.2 Refer to the exhibit.
The user of IP phone A has opened a trouble ticket that he cannot call IP phone B. where is the best place
for troubleshooting this issue.
A. IP phone B
B. The Cisco Unified Communication Manager system in the site A
C. IP phone A
D. IP phone A user
E. The local VoIP voice gateway of IP phone B
F. IP phone B user
Answer: E

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NO.3 Which of the following statements is correct when deploying Cisco TelePresence in a centralized
call-processing scenario?
A. Use Cisco unified SRST to provide for local survivability for the Cisco TelePresence endpoints in the
event of a WAN outage and use AAR to provide an alternative path for Cisco TelePresence calls in the
event that there is insufficient bandwidth on the WAN.
B. Cisco TelePresence endpoints do not support SRST. The best solution is to build a redundant WAN.
C. AAR should be used to reroute Cisco TelePresence calls over a Cisco TelePresence intercompany
service provider in the event that the primary enterprise WAN path is unavailable.
D. Every site in a centralized call-processing deployment must contain a Cisco Unified Communications
Manager node for the Cisco TelePresence endpoints to register to.
Answer: B

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NO.4 How many TFTP servers should be in a Cisco Unified Communications Manager cluster.?
A. 1
B. 2
C. 4
D. 8
Answer: A

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NO.5 Video bandwidth limits can be set for Cisco TelePresence System endpoints at which two places?
(Choose two)
A. Region
B. Calling search space
C. Device pool
D. Location
E. Physical location
Answer: A,D

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