Exam Code: 400-051 (Practice Exam Latest Test Questions VCE PDF)
Exam Name: CCIE Collaboration
Certification Provider: Cisco
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2021 Apr 400-051 exam question

Q111. Which entity signs a Cisco IP phone LSC? 

A. Godaddy.com Enrollment Server 

B. Manufacturer Certificate Authority 

C. Registration Authority 

D. Certificate Authority Proxy Function 

E. Cisco Certificate Authority 

Answer:


Q112. Refer to the exhibit. 

IP phone 1 has MAC address of 1111.1111.1111, and IP phone 2 has MAC address of 2222.2222.2222. The first two incoming calls were answered by IP phone 1, and the third incoming call was answered by IP phone 2. 

Which option describes what will happen to the fourth incoming call? 

A. Both phones ring, but only IP phone 2 can answer the call. 

B. Both phones ring and either phone can answer the call. 

C. Both phones ring, but only IP phone 1 can answer the call. 

D. Neither phone rings and the call is forwarded to 2100. 

E. Neither phone rings and the call is forwarded to 2200. 

Answer:


Q113. 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:


Q114. Which procedure uses H.225 messages to exchange H.245 Master-Salve Determination information? 

A. H.323 Fast Connect 

B. H.245 tunneling 

C. H.225 tunneling 

D. H.323 early media 

E. H.245 terminal capability set 

Answer:


Q115. Refer to the exhibit. 

Which SIP response message should the TGW send if it cannot process the tunneled QSIG messages from the OGW? 

A. 405 Method Not Allowed 

B. 406 Not Acceptable 

C. 412 Conditional Request Failed 

D. 415 Unsupported Media Type 

E. 485 Ambiguous 

Answer:


Avant-garde 400-051 free practice test:

Q116. Which message-handling behavior describes how Cisco Unity Connection Single Inbox works for Outlook users who do not have ViewMail installed? 

A. Cisco Unity Connection voice messages are treated as emails without a WAV file attachment. 

B. Cisco Unity Connection voice messages are treated as voice messages. 

C. Cisco Unity Connection voice messages are treated as emails with a WAV file attachment. 

D. Cisco Unity Connection adds a Voice Outbox folder to the Outlook mailbox. 

E. Replies to Cisco Unity Connection voice messages are sent to Exchange as well as the Cisco Unity Connection mailbox for the recipient. 

Answer:


Q117. Refer to the exhibit. 

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 for Cisco Unified Communications Manager? (Choose two.) 

A. IP phone configuration files 

B. announcement audio files 

C. ringer files 

D. IP phone license files 

E. sample music-on-hold audio files 

F. softkey template files 

Answer: BC 


Q118. Which two Device Pool configuration settings will override the device-level settings when a device is roaming within or outside a device mobility group? (Choose two.) 

A. Adjunct CSS 

B. Device Mobility CSS 

C. Network Locale 

D. Called Party Transformation CSS 

E. AAR CSS 

F. Device Mobility Group 

Answer: CF 


Q119. Which codec complexity mode, when deployed on Cisco IOS routers with DSPs using the C5510 chipset, supports the most G.711 calls per DSP? 

A. Low 

B. Medium 

C. High 

D. Secure 

E. Flex 

Answer:


Q120. What is the maximum one-way delay, in milliseconds, between any two Cisco Unified Communications Manager servers in a non-Session Management Edition cluster over an IP WAN? 

A. 20 

B. 40 

C. 80 

D. 160 

E. 250 

Answer: