400-051 Premium Bundle

400-051 Premium Bundle

CCIE Collaboration Certification Exam

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December 4, 2024Last update

Cisco 400-051 Free Practice Questions

Q1. 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 

Q2. 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 

E. AAR CSS 

F. Device Mobility Group 

Answer: CF 

Q3. 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:

Q4. 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 A presses the Transfer softkey? 

A. The IP Phone B user hears audio source 3 from MOH Server A. 

B. The IP Phone B user hears audio source 4 from MOH Server B. 

C. The IP Phone B user hears audio source 3 from MOH Server B. 

D. The IP Phone B user hears audio source 2 from MOH Server B. 

E. The IP Phone A user hears no on-hold music. 

Answer:

Q5. What does a comma 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 inserts a 500-millisecond pause between digits. 

B. It causes the phone to generate a secondary dial tone. 

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

D. It indicates a timeout value of 5000 milliseconds. 

E. It is an obsolete parameter and will be ignored. 

Answer:

Q6. Which two compression formats for high-definition video have technical content that is identical to H.264? (Choose two.) 

A. MPEG-4 Part 10 

B. MPEG-4 Part 14 

C. MPEG-2 Part 7 

D. AVC 

E. VC3 

F. VP8 

Answer: AD 

Q7. 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. Assume that the provided configurations exist at the phone line level and multicast MOH is disabled cluster wide. 

Which description of what happens when the user of IP phone B presses the Transfer soft key is true? 

A. IP phone A user hears audio source 3 from MOH server A. 

B. IP phone A user hears audio source 4 from MOH server B. 

C. IP phone A user hears audio source 3 from MOH server B. 

D. IP phone A user hears tone on-hold beep tones. 

E. IP phone A user hears no on-hold music or beep tones. 

Answer:

Q8. 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:

Q9. Which message-handling behavior describes how Cisco Unity Connection Single Inbox works for Outlook users who do not have ViewMail installed? 

A. Cisco Unity Connection voice messages are treated as emails without a WAV file attachment. 

B. Cisco Unity Connection voice messages are treated as voice messages. 

C. Cisco Unity Connection voice messages are treated as emails with a WAV file attachment. 

D. Cisco Unity Connection adds a Voice Outbox folder to the Outlook mailbox. 

E. Replies to Cisco Unity Connection voice messages are sent to Exchange as well as the Cisco Unity Connection mailbox for the recipient. 

Answer:

Q10. 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:

Q11. Which message is used by a Cisco IOS MGCP gateway to send periodic keepalives to its call agent? 

A. CRCX 

B. AUCX 

C. NTFY 

D. RQNT 

E. 200 OK 

Answer:

Q12.  How are queues serviced in Cisco IOS routers with the CBWFQ algorithm? 

A. first-in, first-out 

B. weighted round robin based on assigned bandwidth 

C. strict priority based on assigned priority 

D. last-in, first-out 

E. weighted round robin based on assigned priority 

Answer:

Q13. Which SIP request method enables reliability of SIP 1xx response types? 

A. ACK 

B. PRACK 

C. OPTIONS 

D. CANCEL 

E. REGISTER 

Answer:

Q14. 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:

Q15. To which Cisco enterprise medianet application class does Cisco TelePresence belong? 

A. VoIP Telephony 

B. Real-time Interactive 

C. Multimedia Conferencing 

D. Broadcast Video 

E. Low Latency Data 

Answer:

Q16. Which statement about high availability for XMPP federation in Cisco IM and Presence is true? 

A. A maximum of two Cisco IM and Presence nodes can be enabled for XMPP federation. 

B. Cisco IM and Presence load balances outbound requests across all nodes that are enabled for XMPP federation. 

C. Cisco IM and Presence load balances outbound requests across both nodes that are enabled for XMPP federation in a subcluster. 

D. The XMPP federation-enabled nodes should have different priorities and weights on the published DNS SRV for proper inbound request node selection. 

E. A single DNS SRV record that resolves to an XMPP federation-enabled node must be published on a public DNS server for inbound request routing. 

Answer:

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