Latest CertBus 400-051 Exam 400-051 Dumps 100% Free Download

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QUESTION NO:1

Company ABC is planning to migrate from MCS-hosted Cisco Unified Communications Manager applications to Cisco UC on UCS B-Series servers. Which statement about installation media support is true for this migration?

A. The install log can be written to a USB flash drive that is attached to the UCS server.

B. The answer file that is generated by the Answer File Generator (platformConfig.xml) can be read from a USB flash drive to perform an unattended installation on the UCS server.

C. The Cisco Music on Hold USB audio sound card can be mapped to a virtual USB port on a VMware virtual machine on the UCS server.

D. The answer file that is generated by the Answer File Generator (platformConfig.xml) can be read from an FLP image that is mounted in a virtual floppy drive.

E. The Cisco Music on Hold USB audio sound card can be mapped to a virtual serial port on a VMware virtual machine on the UCS server.

Answer: D Explanation:

QUESTION NO:29

According to ITU-T E.164 recommendations, which two fields in the National Significant Number code may be further subdivided? (Choose two.)

A. Country Code

B. National Destination Code

C. Subscriber Number

D. Regional Significant Number

E. Local User Code

F. National Numbering Plan

Answer: B,C Explanation:

QUESTION NO:42

Refer to the exhibit.

All displayed devices are registered to the same Cisco Unified Communications Manager server and the phones are engaged in an active call. Assuming the provided configurations exist at the phone line level and multicast MOH is disabled clusterwide, what will happen when the user of IP Phone A presses the Transfer softkey?

A. The IP Phone B user hears audio source 3 from MOH Server A.

B. The IP Phone B user hears audio source 4 from MOH Server B.

C. The IP Phone B user hears audio source 3 from MOH Server B.

D. The IP Phone B user hears audio source 2 from MOH Server B.

E. The IP Phone A user hears no on-hold music.

Answer: C Explanation:

QUESTION NO:6

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 Explanation:

QUESTION NO:28

What is the maximum length of any numeric geographic area address in ITU recommendation E.164?

A. 15

B. 18

C. 21

D. 22

E. 25

Answer: A Explanation:

QUESTION NO:10

Which two statements about the Peer Firmware Sharing option for IP phone firmware distribution are true? (Choose two.)

A. This option uses a parent-child hierarchy in which a firmware image is downloaded by a parent phone to up to three directly associated child phones.

B. This option must be enabled on Cisco Unified Communications Manager service parameters for Cisco TFTP.

C. This option mandates that the parent phone and child phones be identical, selected phone models.

D. This option allows firmware transfers between phones in different subnets, as long as the round-trip delay is less than 5 milliseconds.

E. This option uses a parent-child hierarchy that must be manually defined by the Cisco Unified Communications Manager administrator.

F. This option allows falling back to the TFTP server in the Cisco Unified Communications Manager cluster.

Answer: C,F Explanation:

QUESTION NO:46

Which Call Admission Control mechanism is supported for the Cisco Extension Mobility Cross Cluster solution?

A. Location CAC

B. RSVP CAC

C. H.323 gatekeeper

D. intercluster Enhanced Location CAC

E. visiting cluster’s LBM hub

Answer: B Explanation:

QUESTION NO:47

Which two Cisco Unified Communications Manager SIP profile configuration parameters for a SIP intercluster trunk are mandatory to enable end-to-end RSVP SIP Preconditions between clusters? (Choose two.)

A. Set the RSVP over SIP parameter to Local RSVP.

B. Set the RSVP over SIP parameter to E2E.

C. Set the SIP Rel1XX Options parameter to Disabled.

D. Set the SIP Rel1XX Options parameter to Send PRACK If 1xx Contains SDP.

E. Set the SIP Rel1XX Options parameter to Send PRACK for All 1xx Messages.

F. Check the Fall Back to Local RSVP check box.

Answer: B,D Explanation:

QUESTION NO:5

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

Answer: C,D Explanation:

QUESTION NO:18

Which SIP response is considered a final response?

A. 183 Session in Progress

B. 199 Early Dialog Terminated

C. 200 OK

D. 180 Ringing

E. 100 Trying

Answer: C Explanation:

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