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400-051 Premium Bundle

CCIE Collaboration Certification Exam

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December 4, 2024Last update

Cisco 400-051 Free Practice Questions

Q1. Refer to the exhibit. 

How many SIP signaling transaction(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 

Answer:

Q2. Refer to the exhibit.

Three calls are active on ephone 1. Assume ephone 2 will remain idle. 

How many additional calls can be placed from ephone 1? 

A. 0 

B. 1 

C. 2 

D. 3 

E. 5 

Answer:

Q3. Which call hunt mechanism is only supported by the voice hunt group in a Cisco Unified Communications Manager Express router? 

A. sequential 

B. peer 

C. longest idle 

D. parallel 

E. overlay 

Answer:

Q4. In a Cisco EnergyWise domain, which two terms describe a Cisco IP phone? (Choose two.) 

A. endpoint 

B. domain member 

C. child domain member 

D. EnergyWise agent 

E. Cisco power distribution unit 

Answer: AC 

Q5. Refer to the exhibit. 

Which ephone-dn can join the hunt group whenever a wild card slot becomes available? 

A. ephone-dn 1 

B. ephone-dn 2 

C. ephone-dn 3 

D. ephone-dn 4 

E. ephone-dn 6 

Answer:

Q6. Which statement about the effective path in the Enhanced Location Call Admission Control mechanism on Cisco Unified Communications Manager is true? 

A. It is a sequence of links and intermediate locations that connect a pair of locations. 

B. It is used to define the bandwidth that is available between locations. 

C. Only one effective path is used between two locations. 

D. There could be multiple effective paths between a pair of locations. 

E. It logically represents the WAN link. 

Answer:

Q7. Refer to the exhibit. 

Assume the B-ACD configuration on a Cisco Unified Communications Manager Express router is operational. 

Which option describes what will happen to an incoming call that entered the call queue but all members of the hunt group are in Do Not Disturb status? 

A. The call is forwarded to extension 2120. 

B. The call is forwarded to extension 2220. 

C. The call is forwarded to extension 2003. 

D. The call is disconnected with user busy. 

E. The call is forwarded to extension 2100. 

Answer:

Q8. What is the name of the logical channel proposal that is transmitted from the called entity to the calling entity in H.323 Fast Connect? 

A. Forward Logical Channel 

B. Backward Logical Channel 

C. Reverse Logical Channel 

D. Originator Logical Channel 

E. Destination Logical Channel 

Answer:

Q9. 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:

Q10. You are assisting a customer to troubleshoot a SIP early-offer problem with a SIP service provider. You have enabled Cisco CallManager trace and set the debug trace level to Detailed for SIP Call Processing trace on their standalone Cisco Unified Communications Manager 9.1 system. Using the RTMT tool, your customer has remote browsed to the Cisco UCM and asked you which trace file to download. 

What is the trace file name syntax in which detailed SIP messages are logged? 

A. SDL 

B. SDI 

C. CCM 

D. Call logs 

E. Traces 

Answer:

Q11. When a Cisco IOS gatekeeper receives an LRQ, what is the first step it will take in an attempt to resolve the destination address? 

A. Check to see if the LRQ reject-unknown-prefix flag is set. 

B. Check to see if the destination address matches the technology prefix. 

C. Check to see if the destination address matches the hop-off technology prefix. 

D. Check to see if the destination address matches the remote zone prefix. 

E. Check to see if the LRQ forward-queries flag is set. 

Answer:

Q12. Refer to the exhibit. 

Which ds0-group option should you select to support automated number identification information collection on inbound calls for this digital T1 voice circuit? 

A. e&m-wink-start 

B. e&m-delay-dial 

C. e&m-delay-dial 

D. e&m-lmr 

E. e&m-fgd 

Answer:

Q13. 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:

Q14. 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:

Q15. 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 

Q16. Which two enterprise presence domains can federate with Cisco IM and Presence by using SIP? (Choose two.) 

A. AOL 

B. Microsoft OCS 

C. IBM Sametime 

D. Cisco WebEx Connect 

E. Google Talk 

F. Cisco Unified Presence 8.X Releases 

Answer: AB 

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