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2017 Apr 400-051 test questions

Q71. Which type of mailbox on Cisco Unity Express can play a user greeting and disconnect the call, but cannot take or send messages? 

A. PIN-less mailbox 

B. announcement-only mailbox 

C. general delivery mailbox 

D. call-handling mailbox 

E. personal mailbox 

Answer:


Q72. Which call processing feature overrides the Do Not Disturb settings on a Cisco IP phone? 

A. park reversion for remotely parked calls by a shared line 

B. hold reversion 

C. remotely placed pickup request by a shared line 

D. pickup notification 

E. terminating side of a call back 

Answer:


Q73. Refer to the exhibit. 

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

A. The MGCP gateway uses this message to respond to an RQNT message from Cisco Unified Communications Manager. 

B. The MGCP gateway uses this message to respond to an AUCX message from Cisco Unified Communications Manager. 

C. The MGCP gateway uses this message to respond to an AUEP message from Cisco Unified Communications Manager. 

D. The MGCP gateway uses this message to respond to a DLCX message from Cisco Unified Communications Manager. 

E. The MGCP gateway uses this message to respond to an NTFY message from Cisco Unified Communications Manager. 

Answer:


Q74. Which two SCCP call signaling messages are sent by an IP phone to Cisco Unified Communications Manager? (Choose two.) 

A. SoftKeyEvent 

B. OpenReceiveChannelAck 

C. StartMediaTransmission 

D. SelectSoftKeys 

E. CloseReceiveChannel 

F. StopTone 

Answer: AB 


Q75. In an effort to troubleshoot a caller ID delivery problem, a customer emailed you the voice port configuration on a Cisco IOS router. Which type of voice port is it? 

A. FXS 

B. E&M 

C. BRI 

D. FXO 

E. DID 

Answer:


Most up-to-date 400-051 vce:

Q76. 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:


Q77. Which two SCCP call signaling messages are initiated by Cisco Unified Communications Manager to an IP phone? (Choose two.) 

A. SoftKeyEvent 

B. CloseReceiveChannelAck 

C. CallState 

D. KeypadButton 

E. OpenReceiveChannel 

F. Offhook 

Answer: CE 


Q78. Refer to the exhibit. 

How many inbound calls can be handled simultaneously between ephone 1 and ephone 2 before a user busy tone is returned? 

A. 6 

B. 7 

C. 8 

D. 9 

E. 11 

Answer:


Q79. Which two statements about using the Load Server option for IP phone firmware distribution are true? (Choose two.) 

A. This option must be enabled on at least two servers in a Cisco Unified Communications Manager cluster. 

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

C. Phone firmware must be manually copied to any applicable load servers. 

D. The load server will not function if its IP address is not in the same subnet as the IP phones. 

E. This option is only available for newer IP phone models. 

F. This option does not accommodate falling back to Cisco TFTP on error. 

Answer: CF 


Q80. What is the minimum number of H.225 messages required to establish an H.323 call with bidirectional media? 

A. 1 

B. 2 

C. 3 

D. 4 

E. 5 

Answer: