♥♥ 2021 NEW RECOMMEND ♥♥
Free VCE & PDF File for Cisco 400-051 Real Exam (Full Version!)
★ Pass on Your First TRY ★ 100% Money Back Guarantee ★ Realistic Practice Exam Questions
Free Instant Download NEW 400-051 Exam Dumps (PDF & VCE):
Available on:
http://www.surepassexam.com/400-051-exam-dumps.html
Q81. 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: CF
Q82. Refer to the exhibit.
Assume the B-ACD configuration on a Cisco IOS Cisco Unified Communications Manager Express router is operational. What will happen to a call in queue that was not answered by any member of the hunt group after the maximum amount of time allowed in the call queue expires?
A. The call will be forwarded to extension 2120.
B. The call will be forwarded to extension 2220.
C. The call will be forwarded to extension 2003.
D. The call will be disconnected with user busy.
E. The call will be forwarded to 2100.
Answer: B
Q83. Refer to the exhibit.
Which SIP message header is used to tunnel QSIG messages across the SIP network when the OGW receives a call bound for the TGW?
A. Content-TypE. application/sdp
B. Content-TypE. application/qsig
C. Content-TypE. message/ISUP
D. Content-TypE. message/external-body
E. Content-TypE. application/x-q931
Answer: B
Q84. Refer to the exhibit.
A user is going through a series of dialing steps on a SIP Type A IP phone to call a SCCP IP phone. Both phones are registered to the same Cisco Unified Communications Manager cluster. Assume that the calling SIP phone is not associated with any SIP dial rules.
Which statement about how digits are forwarded to the Cisco Unified Communications Manager for further call processing is true?
A. As each digit is pressed on the SIP IP phone, it is sent to the Cisco Unified Communications Manager in a SIP NOTIFY message as a KPML event.
B. The SIP IP phone waits for the inter-digit timer expiry and then sends each digit to the Cisco Unified Communications Manager as a separate KPML event in a SIP NOTIFY message.
C. The SIP IP phone waits for the inter-digit timer expiry or for the Dial soft key to be selected before it sends all digits to the Cisco Unified Communications Manager in a SIP INVITE message.
D. The SIP IP phone waits for the inter-digit timer expiry, or for the Dial soft key to be selected before it sends the first digit in a SIP INVITE and the subsequent digits in SIP NOTIFY messages.
E. The SIP IP phone sends all digits to the Cisco Unified Communications Manager in a SIP INVITE message as soon as the fourth digit is pressed.
Answer: C
Q85. What does a weight represent in the Enhanced Location Call Admission Control mechanism on Cisco Unified Communications Manager?
A. It defines the bandwidth that is available between locations.
B. It defines the bandwidth that is available on a link.
C. It is the amount of bandwidth allocation for different types of traffic.
D. It is used to provide the relative priority of a link between locations.
E. It is used to provide the relative priority of a location.
Answer: D
Q86. Which two compression formats for high-definition video have technical content that is identical to H.264? (Choose two.)
A. MPEG-4 Part 10
B. MPEG-4 Part 14
C. MPEG-2 Part 7
D. AVC
E. VC3
F. VP8
Answer: AD
Q87. Refer to the exhibit.
Which ds0-group option should you select to send automated number identification information on outbound calls for this digital T1 voice circuit?
A. e&m-fgd
B. e&m-fgd
C. fgd-eana
D. e&m-delay-dial
E. fgd-os
Answer: C
Q88. Refer to the exhibit.
Assuming this NFAS-enabled T1 PRI configuration on a Cisco IOS router is fully functional, what will the controller T1 1/1 D-channel status be in the output of the show isdn status command?
A. MULTIPLE_FRAME_ESTABLISHED
B. TEI_ASSIGNED
C. AWAITING_ESTABLISHMENT
D. STANDBY
E. INITIALIZED
Answer: B
Q89. Which protocol does the Cisco Jabber client use, in conjunction with Cisco IM and Presence, to deliver enterprise-class instant messaging services?
A. SIP
B. CTI/QBE
C. XMPP
D. IRC
E. ICQ
Answer: C
Q90. Refer to the exhibit.
If this SIP call is initiated using delayed offer, which SIP message will UA#1 use to communicate its media capability to UA#2?
A. INVITE
B. 180 Ringing
C. 200 OK
D. ACK
E. RTP Media
Answer: D