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October 17, 2017

Oct 2017 updated: Testking Cisco 400-051 brain dumps 11-20

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Q11. Which two Cisco Unified Communications Manager Express hunt group mechanisms keep track of the number of hops in call delivery decisions? (Choose two.) 

A. sequential 

B. peer 

C. longest idle 

D. parallel 

E. overlay 

F. linear 

Answer: BC 


Q12. Assume 18 bytes for the Layer 2 header and a 10-millisecond voice payload, how much bandwidth should be allocated to the strict priority queue for three VoIP calls that use a G.722 codec over an Ethernet network? 

A. 331.2 kb/s 

B. 347.8 kb/s 

C. 261.6 kb/s 

D. 274.7 kb/s 

E. 238.4 kb/s 

Answer:


Q13. Refer to the exhibit. 

If this SIP call is initiated using delayed offer, which SIP message will UA#2 use to communicate its media capability to UA#1? 

A. INVITE 

B. 180 Ringing 

C. 200 OK 

D. ACK 

E. RTP Media 

Answer:


Q14. 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:


Q15. Refer to the exhibit. 

A user is going through a series of dialing steps on a SIP Type B 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 associated with a SIP dial rule with a pattern value of "2001". 

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. As soon as the user selects the Dial soft key, the SIP IP phone forwards all digits to the Cisco Unified Communications Manager in a SIP INVITE message. 

D. As soon as the Dial soft key is selected, the SIP IP phone forwards the first digit in a SIP INVITE and the subsequent digits in SIP INFORMATION messages. 

E. The SIP IP phone waits for the inter-digit timer expiry, and then sends all digits to the Cisco Unified Communications Manager in a SIP INVITE message. 

Answer:


Q16. Which digital modulation method is used to transmit caller ID information on analog FXS ports on Cisco IOS routers? 

A. DTMF 

B. PSK 

C. FSK 

D. MF 

E. pulse dialing 

Answer:


Q17. What is the maximum number of Cisco Unified Communications Manager subscriber pairs in a megacluster deployment? 

A. 4 

B. 8 

C. 12 

D. 16 

E. 32 

Answer:


Q18. 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 rang both phones and were answered by IP phone 2. 

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

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

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

C. Only IP phone 1 rings and 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:


Q19. Refer to the exhibit. 

You received this debug output to troubleshoot a Cisco IOS MGCP gateway media-related problem at a customer site. What is the purpose of this message? 

A. The MGCP gateway is responding to an RQNT message from Cisco Unified Communications Manager to poll the media capabilities on its endpoints. 

B. The MGCP gateway is responding to an AUEP message from Cisco Unified Communications Manager to poll the media capabilities on its endpoints. 

C. The MGCP gateway is responding to an AUCX message from Cisco Unified Communications Manager to poll the active calls on its endpoints. 

D. The MGCP gateway is responding to an MDCX message from Cisco Unified Communications Manager during a call setup. 

E. The MGCP gateway is responding to a CRCX message from Cisco Unified Communications Manager during a call setup. 

Answer:


Q20. Refer to the exhibit. 

In this high-availability Cisco IM and Presence deployment with three subclusters, the first user is assigned to server 1A; the second user is assigned to server 2A; and the third user is assigned to server 3A. Assume that the Cisco IM and Presence is set to Active/Standby mode, to which server should the fourth user be assigned? 

A. 1A 

B. 3B 

C. 1B 

D. 2A 

E. 3A 

Answer:



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