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CCIE Collaboration Certification Exam

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December 4, 2024Last update

Cisco 400-051 Free Practice Questions

Q1. Refer to the exhibit. 

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

A. INVITE 

B. 180 Ringing 

C. 200 OK 

D. ACK 

E. RTP Media 

Answer:

Q2. 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? (Choose two.) 

A. IP phone configuration files 

B. sample music-on-hold audio files 

C. Identity Trust List files 

D. IP phone license files 

E. Mobile Voice Access audio files 

F. softkey template files 

Answer: CE 

Q3. Which SIP reason phrase maps to SIP response reason code 181? 

A. Ringing 

B. Call is Being Forwarded 

C. Session in Progress 

D. Unknown Number 

E. Call Does not Exist 

Answer:

Q4. 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:

Q5. Which statement describes the external database requirement for the Cisco IM and Presence permanent group chat feature? 

A. All nodes in a Cisco IM and Presence cluster can share a physical external database. 

B. All nodes in a Cisco IM and Presence cluster can share a logical external database. 

C. Each node in a Cisco IM and Presence cluster must have its own physical external database. 

D. Each node in a Cisco IM and Presence cluster must have its own logical external database. 

E. An external database is not mandatory. 

Answer:

Q6. Refer to the exhibit. 

Assume that the serial interface link bandwidth is full T1. What is the bandwidth that is guaranteed for voice signaling traffic with a DSCP value of CS3? 

A. 33 percent of 1.544 Mb/s 

B. 5 percent of 1.544 Mb/s 

C. 38 percent of 1.544 Mb/s 

D. 62 percent of 1.544 Mb/s 

E. 0 percent of 1.544 Mb/s 

Answer:

Q7. When multiple greetings are enabled on Cisco Unity Express, which greeting will take the highest precedence? 

A. standard 

B. meeting 

C. busy 

D. closed 

E. internal 

Answer:

Q8. Refer to the exhibit. 

IP phone 1 has the MAC address 11111.1111.1111, while IP phone 2 has the MAC address 2222.2222.2222. The first two incoming calls were answered by IP phone 1, while the third incoming call was answered by IP phone 2. What will happen to the fourth incoming call? 

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

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

C. Only IP phone 2 will ring and can answer the call. 

D. Neither phone will ring and the call will be forwarded to 2100. 

E. Neither phone will ring and the call will be forwarded to 2200. 

Answer:

Q9. 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. 

Answer:

Q10. Refer to the exhibit. 

All displayed devices are registered to the same Cisco Unified Communications Manager server and the phones are engaged in an active call. Assuming the provided configurations exist at the phone line level and multicast MOH is disabled clusterwide, what will happen when the user of IP Phone B presses the Hold softkey? 

A. IP Phone A receives audio source 2 from MOH Server A. 

B. IP Phone A receives audio source 3 from MOH Server A. 

C. IP Phone A receives audio source 2 from MOH Server B. 

D. IP Phone A receives audio source 3 from MOH Server B. 

E. IP Phone A receives audio source 1 from MOH Server A. 

Answer:

Q11. What does a period accomplish when it is used in a SIP Dial Rule pattern that is associated with a Cisco 9971 IP Phone that is registered to Cisco Unified Communications Manager? 

A. It matches any single digit from 0 to 9. 

B. It matches one or more digits from 0 to 9. 

C. It is a delimiter and has no significant dialing impact. 

D. It matches any single digit from 0 to 9, or the asterisk (*) or pound (#) symbols. 

E. It matches one or more digits from 0 to 9, or the asterisk (*) or pound (#) symbols. 

Answer:

Q12. In addition to SIP triggers, which two trigger types can invoke applications on Cisco Unity Express? (Choose two.) 

A. HTTP 

B. IMAP 

C. VoiceView 

D. JTAPI 

E. Cisco Unified CM telephony 

F. voice mail 

Answer: AD 

Q13. Which two VoIP protocols use SDP to describe streaming media sessions? (Choose two.) 

A. SCCP 

B. H.323 

C. SIP 

D. MGCP 

E. RAS 

F. cRTP 

Answer: CD 

Q14. Refer to the exhibit. 

How many calls, inbound and outbound combined, are supported on the IP phone? 

A. 1 

B. 2 

C. 8 

D. 12 

E. 50 

Answer:

Q15. Which two statements describe the remote supervisory monitoring feature in Cisco Unified Contact Center Express? (Choose two.) 

A. It is supported on Cisco Unified CCX Enhanced and Premium editions. 

B. It does not require a Cisco Supervisor Desktop or any data network connectivity. 

C. Agents are aware that they are being silently monitored. 

D. Calls can be silently monitored from a PSTN phone. 

E. It supports G.711 and G.729 codecs. 

F. It works with SPAN port monitoring only. 

Answer: BD 

Q16. Refer to the exhibit. 

Assume the B-ACD configuration on a Cisco IOS Cisco Unified Communications Manager Express router is operational. What will happen to a new call that enters the call queue when there are already two calls in queue? 

A. The call will be forwarded to extension 2120. 

B. The call will be forwarded to extension 2220. 

C. The call will be forwarded to extension 2003. 

D. The call will be disconnected with user busy. 

E. The call will be forwarded to 2100. 

Answer:

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