Latest 400-051 Exam Study Guides With New Update Exam Questions

Q1. Which Cisco Unified Communications Manager Express ephone button configuration separator enables overflow lines when the primary line for an overlay button is occupied by an active call? 

A. o 

B. c 

C. w 

D. x 

E. : 

View Answer

Q2. 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. 

View Answer

Q3. Refer to the exhibit. 

A user is going through a series of dialing steps on a SIP Type B IP phone to call a SCCP IP phone. Both phones are registered to the same Cisco Unified Communications Manager cluster. Assume that the calling SIP phone is associated with a SIP dial rule with a pattern value of "2001". 

Which statement about how digits are forwarded to the Cisco Unified Communications Manager for further call processing is true? 

A. As each digit is pressed on the SIP IP phone, it is sent to the Cisco Unified Communications Manager in a SIP NOTIFY message as a KPML event. 

B. The SIP IP phone waits for the inter-digit timer expiry and then sends each digit to the Cisco Unified Communications Manager as a separate KPML event in a SIP NOTIFY message. 

C. As soon as the user selects the Dial soft key, the SIP IP phone forwards all digits to the Cisco Unified Communications Manager in a SIP INVITE message. 

D. As soon as the Dial soft key is selected, the SIP IP phone forwards the first digit in a SIP INVITE and the subsequent digits in SIP INFORMATION messages. 

E. The SIP IP phone waits for the inter-digit timer expiry, and then sends all digits to the Cisco Unified Communications Manager in a SIP INVITE message. 

View Answer

Q4. Which Cisco Unified Contact Center Express data store contains user scripts, grammars, and documents? 

A. configuration data store 

B. repository data store 

C. agent data store 

D. historical data store 

E. script data store 

View Answer

Q5. Refer to the exhibit. 

IP phone 1 has MAC address of 1111.1111.1111, and IP phone 2 has MAC address of 2222.2222.2222. The first two incoming calls were answered by IP phone 1, and the third incoming call was answered by IP phone 2. 

Which option describes what will happen to the fourth incoming call? 

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

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

C. Both phones ring, but only IP phone 1 can answer the call. 

D. Neither phone rings and the call is forwarded to 2100. 

E. Neither phone rings and the call is forwarded to 2200. 

View Answer

Q6. 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. 

View Answer

Q7. When DSP oversubscription occurs on a Cisco IOS router using DSP modules that are based on the C5510 chipset, what will happen when an analog phone connected to a FXS port goes off-hook? 

A. A fast busy tone will be played. 

B. A slow busy tone will be played. 

C. A network busy tone will be played. 

D. A dial tone will be played, but digits will not be processed. 

E. No tone will be played. 

View Answer

Q8. Which protocol is used by presence-enabled users in Cisco IM and Presence to control phones that are registered to Cisco Unified Communications Manager? 

A. AXL/SOAP 

B. CTI/QBE 

C. SIP/SIMPLE 

D. LDAP 

E. XMPP 

View Answer

Q9. Refer to the exhibit. 

A user is going through a series of dialing steps on a SIP Type A IP phone to call a SCCP IP phone. Both phones are registered to the same Cisco Unified Communications Manager cluster. Assume that the calling SIP phone is not associated with any SIP dial rules. 

Which statement about how digits are forwarded to the Cisco Unified Communications Manager for further call processing is true? 

A. As each digit is pressed on the SIP IP phone, it is sent to the Cisco Unified Communications Manager in a SIP NOTIFY message as a KPML event. 

B. The SIP IP phone waits for the inter-digit timer expiry and then sends each digit to the Cisco Unified Communications Manager as a separate KPML event in a SIP NOTIFY message. 

C. The SIP IP phone waits for the inter-digit timer expiry or for the Dial soft key to be selected before it sends all digits to the Cisco Unified Communications Manager in a SIP INVITE message. 

D. The SIP IP phone waits for the inter-digit timer expiry, or for the Dial soft key to be selected before it sends the first digit in a SIP INVITE and the subsequent digits in SIP NOTIFY messages. 

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

View Answer

Q10. Refer to the exhibit. 

Which SIP response message should the TGW send if it cannot process the tunneled QSIG messages from the OGW? 

A. 405 Method Not Allowed 

B. 406 Not Acceptable 

C. 412 Conditional Request Failed 

D. 415 Unsupported Media Type 

E. 485 Ambiguous 

View Answer