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Implementing Cisco IP Telephony amp; Video, Part 1 v1.0

Question No: 31

Every VoIP endpoint must select one specific codec. Which of these codecs is the mandatory codec?

A. G.729

B. G.728 C. G.722 D. G.711 E. H.264

Answer: D

Question No: 32

What is the best tool to test end verify a dial plan during the implementing phase?

  1. Translator X

  2. CUCM Dialed Number Analyzer.

  3. Real-Time Monitoring Tool.

  4. Cisco Prime Collaboration Tool.

Answer: B

Question No: 33

What is a VoIP dial peer?

  1. A nonaddressable call endpoint.

  2. A call routing mechanism to send and receive calls based on called or calling digits.

  3. A physical connection for call legs.

  4. A logical connection for call legs.

Answer: B

Question No: 34

Which three are functions of Cisco Unified Border Element? (Choose three.)

  1. client registration

  2. H.323 and SIP interworking

  3. Lync interworking

  4. transcoding

  5. phone proxy

  6. mobile and remote access

Answer: B,D,E

Question No: 35

What function does the device pool perform?

A.

It separates user and physical location information.

B.

It sets the default device parameters for all IP phones in the cluster.

C.

It sets the location bandwidth used between different locations.

D.

It provides a single point of configuration for every device in a Cisco Unified Communications

Manager cluster.

Answer: A

Reference:

http://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cucm/admin/7_1_2/ccmcfg/bccm- 712cm/b02devpl.html

Question No: 36

Which Cisco Unified Communications Manager default global conference setting should be changed to ensure fraud prevention?

  1. Advanced Ad Hoc Conference Enabled

  2. Enable Click-to-Conference for Third-Party Applications

  3. Drop Ad Hoc Conference

  4. Block OffNet to OnNet Transfer

  5. MCU Conference Bridge Custom Layout Index

Answer: C Explanation:

Cisco Unified Communications Manager Administration provides the clusterwide service parameter, Drop Ad Hoc Conference, to allow the prevention of toll fraud (where an internal conference controller disconnects from the conference while outside callers remain connected). The service parameter settings specify conditions under which an ad hoc conference gets dropped.

Reference:

http://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cucm/admin/8_6_1/ccmsys/accm- 861cm/a05confb.html

Question No: 37

Which two elements of a dial plan define the domains that are accessible and are assigned to an endpoint? (Choose two)

  1. Partitions.

  2. Calling Search Spaces.

  3. Route patterns.

  4. Translation patterns.

  5. Call Admission Control.

Answer: A,B

Question No: 38

Which parameter is required on MCU for ad hoc conferencing?

  1. Media Port reservation

  2. incoming calls to unknown conferences or auto-attendants

  3. DSP reservation for video

  4. MCU type

  5. MCU Conference Bridge SIP Port

Answer: A

Question No: 39

Which protocol is recommended to be used between Cisco Unified Communications Manager and the voice gateway to simplify the dial plan?

  1. SIP.

  2. SCCP.

C. H323.

  1. RSVP.

  2. MGCP.

Answer: E

Question No: 40

Which three commands show the output of an active video call? (Choose three.)

  1. show vrm active_calls

  2. show call active video brief

  3. show voip rtp connections

  4. show voice call

  5. show voice call summary

  6. show video dsp

Answer: B,C,E

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