400-051 Premium Bundle

400-051 Premium Bundle

CCIE Collaboration Certification Exam

4.5 
(32115 ratings)
0 QuestionsPractice Tests
0 PDFPrint version
December 4, 2024Last update

Cisco 400-051 Free Practice Questions

Q1. What is the number of directory URIs with which a Cisco Unified Communications Manager directory number can be associated? 

A. 1 

B. up to 2 

C. up to 3 

D. up to 4 

E. up to 5 

Answer:

Q2. Refer to the exhibit. 

Which option describes the method used by Cisco IOS gateways to tunnel QSIG signaling messages in H.323 protocol? 

A. H.323 Annex M1 

B. H.323 Annex M2 

C. H.323 Annex A 

D. ISDN Generic Transparency Descriptor 

E. H.450.1 

Answer:

Q3. Which Device Pool configuration setting will override the device-level settings only when a device is roaming within a device mobility group? 

A. Region 

B. Location 

C. SRST Reference 

D. Calling Party Transformation CSS 

E. Media Resource Group List 

Answer:

Q4. Refer to the exhibit. 

A user is going through a series of dialing steps on a SIP Type B IP phone (for example, a Cisco 7975) to call an SCCP IP phone. Both phones are registered to the same Cisco Unified Communications Manager cluster. Assuming that the calling SIP phone is not associated with any SIP dial rules, which statement about how digits are forwarded to Cisco Unified Communications Manager for further call processing is true? 

A. Each digit is sent to Cisco Unified Communications Manager in a SIP NOTIFY message KPML event, at the time that the user enters the digit on the keypad. 

B. The SIP IP phone will wait for the interdigit timer to expire, or for the Dial softkey to be selected before sending each digit to Cisco Unified Communications Manager as a separate KPML event in a SIP NOTIFY message. 

C. The SIP IP phone will wait for the interdigit timer to expire, or for the Dial softkey to be selected.before sending all digits to Cisco Unified Communications Manager in a SIP INVITE message. 

D. The SIP IP phone will wait for the interdigit timer to expire or for the Dial softkey to be selected before sending the first digit in a SIP INVITE and the subsequent digits in SIP INFORMATION messages. 

E. The SIP IP phone will send all digits to Cisco Unified Communications Manager in a SIP INVITE message as soon as the fourth digit is pressed. 

Answer:

Q5. Which two categories are state-based greetings on Cisco Unity Express? (Choose two.) 

A. Meeting 

B. Vacation 

C. Internal 

D. Closed 

E. Alternate 

F. Extended Absence 

Answer: CD 

Q6. Which statement describes the key security service that is provided by the TLS Proxy function on a Cisco ASA appliance? 

A. It provides interworking to ensure that external IP phone traffic is encrypted, even if the rest of the system is unencrypted. 

B. It only applies to encrypted voice calls where both parties utilize encryption. 

C. It manipulates the call signaling to ensure that all media is routed via the adaptive security appliance. 

D. It enables internal phones to communicate with external phones without encryption. 

E. It protects Cisco Unified Communications Manager from rogue soft clients and attackers on the data VLAN. 

Answer:

Q7. Refer to the exhibit. 

Assuming this NFAS-enabled T1 PRI configuration on a Cisco IOS router is fully functional, what will the controller T1 1/1 D-channel status be in the output of the show isdn status command? 

A. MULTIPLE_FRAME_ESTABLISHED 

B. TEI_ASSIGNED 

C. AWAITING_ESTABLISHMENT 

D. STANDBY 

E. INITIALIZED 

Answer:

Q8. Which H.245 information is exchanged within H.225 messages in H.323 Fast Connect? 

A. Terminal Capability Set 

B. Open Logical Channel 

C. Master-Slave Determination 

D. Call Setup 

E. Call Progress 

Answer:

Q9. Which two user portion format conditions are true for directory URI on Cisco Unified Communications Manager 9.1 or later? (Choose two.) 

A. It supports the $ character. 

B. It support space between characters. 

C. It has a maximum length of 50 characters. 

D. It has a maximum length of 254 characters. 

E. It is always case-sensitive. 

F. It cannot be a directory number. 

Answer: AB 

Q10. The iLBC codec operates at 38 bytes per sample per 20-millisecond interval. What is its codec bit rate in kilobits per second? 

A. 6.3 

B. 13.3 

C. 15.2 

D. 16 

E. 24 

Answer:

Q11. In Channel Associated Signaling on a T1 circuit using Extended Super Frame, how many signaling bits does each T1 timeslot have? 

A. 1 

B. 2 

C. 4 

D. 12 

E. 24 

Answer:

Q12. Which two responses are examples of client error responses in SIP protocol? (Choose two.) 

A. 302 Moved Temporarily 

B. 404 Not Found 

C. 503 Service Unavailable 

D. 502 Bad Gateway 

E. 604 Does Not Exist Anywhere 

F. 408 Request Timeout 

Answer: BF 

Q13. Which protocol that is used between Cisco IM and Presence and Cisco Unified Communications Manager is responsible for the exchange of phone state presence information? 

A. AXL/SOAP 

B. CTI/QBE 

C. SIP/SIMPLE 

D. LDAP 

E. XMPP 

Answer:

Q14. 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:

Q15. 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:

Q16. Which Cisco IM and Presence service is responsible for logging all IM traffic that passes through the IM and Presence server to an external database for IM compliance? 

A. Cisco Presence Engine 

B. Cisco Serviceability Reporter 

C. Cisco Sync Agent 

D. Cisco XCP Connection Manager 

E. Cisco XCP Message Archiver 

Answer:

START 400-051 EXAM