It is impossible to pass Cisco 400-051 exam without any help in the short term. Come to Testking soon and find the most advanced, correct and guaranteed Cisco 400-051 practice questions. You will get a surprising result by our Up to date CCIE Collaboration practice guides.

Q111. Which Cisco Unified Contact Center Express data store contains CSQ information? 

A. configuration data store 

B. repository data store 

C. agent data store 

D. historical data store 

E. script data store 


Q112. Which two host portion format conditions are true for directory URI on Cisco Unified Communications Manager? (Choose two.) 

A. It is case sensitive. 

B. It cannot start with a hyphen. 

C. It must have at least one character. 

D. It supports IPv4 or IPv6 addresses, or fully qualified domain names. 

E. It cannot end with a hyphen. 

F. It supports the & character. 

Answer: BE 

Q113. Assume 20 bytes of voice payload, 6 bytes for the Layer 2 header, 1 byte for the end-of-frame flag, and the IP, UDP, and RTP headers are compressed to 2 bytes, how much bandwidth should be allocated to the strict priority queue for six VoIP calls that use a G.729 codec over a multilink PPP link with cRTP enabled? 

A. 80.4 kb/s 

B. 91.2 kb/s 

C. 78.4 kb/s 

D. 69.6 kb/s 

E. 62.4 kb/s 


Q114. When Cisco Unity Connection users attempt to connect using Web Inbox and receive a Site Is Unavailable error message, which service status should be verified? 

A. Tomcat 

B. Connection Exchange Notification Web Service 

C. Connection Voicemail Web Service 

D. Connection.Administration 

E. Secured Web Server 


Q115. Which statement describes the Cisco best practice recommendation about priority queue bandwidth allocation in relationship to the total link bandwidth when multiple strict priority LLQs are configured on the same router interface? 

A. Each LLQ should be limited to one-third of the link bandwidth capacity. 

B. The sum of all LLQs should be limited to two-thirds of the link bandwidth capacity. 

C. The sum of all LLQs should be limited to one-half of the link bandwidth capacity. 

D. The sum of all LLQs should be limited to one-third of the link bandwidth capacity. 

E. Cisco does not recommend more than one strict priority LLQ per interface. 


Q116. Refer to the exhibit. 

How many SIP signaling dialog(s) took place in this SIP message exchange between two SIP user agents? 

A. 1 

B. 2 

C. 3 

D. 4 

E. 5 

F. 6 


Q117. 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 


F. Device Mobility Group 

Answer: CF 

Q118. Refer to the exhibit. 

You received this debug output to troubleshoot a Cisco IOS MGCP gateway problem at a customer site. Which statement about this endpoint on the Cisco MGCP gateway is true? 

A. This endpoint is on a T1 Controller 0/1/0. 

B. This endpoint is on an E1 Controller 0/1/0. 

C. This endpoint is on a T1 Controller 0/1/1. 

D. This endpoint is on an E1 Controller 0/1/2. 

E. This endpoint is on an T1 Controller 0/1/2. 


Q119. Refer to the exhibit. 

Your customer sent you this debug output, captured on a Cisco IOS router (router A), to troubleshoot a problem where all H.323 calls that originate from another Cisco IOS router (router B) are being dropped almost immediately after arriving at router A. What is the reason for these disconnected calls? 

A. Calls were unsuccessful because of internal, memory-related problems on router A. 

B. Calls were rejected because the called number was denied on a configured class of restriction list on router A. 

C. Calls were rejected because the VoIP dial peer 1002 was not operational. 

D. Calls were unsuccessful because the router B IP address was not found in the trusted source IP address list on router A. 

E. Calls were rejected by router A because it received an admission reject from its gatekeeper because of toll fraud suspicion. 


Q120. Which SIP request method enables reliability of SIP 1xx response types?