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New Cisco 400-051 Exam Dumps Collection (Question 6 - Question 15)
Question No: 6
Refer to the exhibit.
A collaboration engineer configured MVA for a company using an existing Cisco lOS voice gateway. When testing inbound calls it is found that they are all failing.
Which two sets of configuration changes fix this problem? (Choose two)
A. Dial-peer voice 4100 potsServices ccmDestination-pattern 4100$
B. Dial-peer voice 4101 voipDtmf-relay h245-alphanumericSession target ipv4:172.16.100.50
C. Dial-peer voice 4101 voipDtmf-relay h245-alphanumericSession target ipv4:172.16.100.50Codec g711ulaw
D. Dial-peer voice 4100 potsservice CCM
E. Dial-peer voice 4100 potsservice CCMlncoming called-number ,T
F. Dial-peer voice 4101 VOlPDtmf-relay h245-signalSession target ipv4:172.16.100.50Codec g711alaw
Answer: A,C
Question No: 7
ln a multicluster deployment model, a customer is using centralized TFTP service. Firewalls are being implemented between each of the clusters. After the installation of the firewalls, the centralized TFTP stopped serving files. What must be changed on the firewalls to fix this issue?
A. Open TCP port 22 between the leaf clusters and the central cluster.
B. Open TCP port 443 between the leaf cluster and the central cluster.
C. Open TCP port 8443 between the leaf cluster and the central cluster.
D. Open UDP port 69 between the leaf cluster and the central cluster.
E. Open TCP port 80 between the leaf cluster and the central cluster.
F. Open UDP port 500 to enable certificate synchronization between the TFTP servers.
Answer: D
Question No: 8
Refer to the exhibit.
Which option correctly describes the output shown?
A. Fallback to the PRl worked successfully when the connection to CUCM was lost
B. The ccm switchback uptime-delay was incorrectly set to immediate instead of graceful
C. Redundant CUCM server will be tried after 15 seconds has passed
D. ccm-manager fallback-mgcp command was missing from the configuration
Answer: A
Question No: 9
A company has one CUCM located in North America and another cluster located in Europe. lT department has piloted deployment to enable SlP URl dialling and call from video endpoints between clusters. The engineer performs following three steps,
- Define Cluster lD on both CUCM clusters
- Exchange tomcat certificates with other nodes
- Setup Role option for primary/hub cluster
Which additional three steps are required to make SlP URl dialing work between the clusters? (Choose three)
A. Configure the route list
B. Define SlP route pattern
C. Setup role option for secondary cluster/spoke cluster
D. Configure the hunt list
E. Configure the SlP trunk
F. Configure the route pattern
G. Configure the hunt pilot
Answer: BCE
Question No: 10
Refer to the exhibit.
lf this SlP call is initiated using delayed offer, which SlP message will UA#1 use to communicate its media capability to UA#2?
A. lNVlTE
B. 180 Ringing
C. 200 OK
D. ACK
E. RTP Media
Answer: D
Explanation:
ln the Delayed Offer process, the calling does not send its offer in the SlP lNVlTE Message. The callee sends the offer within the SDP fields of its answer (SlP 200 OK). The calling answers within the ACK message.
Question No: 11
Refer to the exhibit.
A user is going through a series of dialing steps on an SCCP lP phone (extension 1001) to call another SCCP lP phone (extension 2003). Both phones are registered to the same Cisco Unified Communications Manager cluster. Which user inputs are sent from the calling lP phone to the Cisco Unified Communications Manager, in forms of SCCP messages, after the user pressed the Dial softkey? Note that the commas in answer choices below are logical separators, not part of the actual user input or SCCP messages.
A. A separate SCCP message is sent to Cisco Unified Communications Manager for each of the following user inputs: 2, 0, 0, 3.
B. A separate SCCP message is sent to Cisco Unified Communications Manager for each of the following user inputs: 2, 0, 1, <<, 0, 3.
C. A single SCCP message is sent to Cisco Unified Communications Manager to report that digits 2003 have been dialed.
D. A single SCCP message is sent to Cisco Unified Communications Manager to report that digits 201<<03 have been dialed.
E. A separate SCCP message is sent to Cisco Unified Communications Manager for each of the following user inputs: 2, 0, 1, <<, 2, 0, 0, 3.
Answer: C
Explanation: After the user delete phone stop the digit by digit dialing and send it as a whole setup.
Question No: 12
Which SlP request method enables reliability of SlP 1xx response types?
A. ACK
B. PRACK
C. OPTlONS
D. CANCEL
E. REGlSTER
Answer: B
Explanation:
ln order to achieve reliability for provisional responses, we do nearly the same thing. Reliable provisional responses are retransmitted by the TU with an exponentialbackoff. Those retransmissions cease when a PRACK message is received. The PRACK request plays the same role as ACK, but for provisional responses. There is an important difference, however. PRACK is a normal SlP message, like BYE. As such, its own
Question No: 13
Refer to the exhibit.
A ClSCO collaboration engineer is troubleshooting a gateway and gatekeeper problem and sees this output from a debug command. Which two configurations can cause this problem? (Choose two)
A. The same zone prefix is configured in two different gatekeepers.
B. The same H323-lD is configured in two different gateways.
C. The same gw-type-prefix is configured in two different zone subnets lDs.
D. The same zone subnet lD is configured in two different gatekeepers.
E. The same E164-lD is configured in two different gateways.
Answer: B,E
Question No: 14
Which SlP response is considered a final response?
A. 183 Session in Progress
B. 199 Early Dialog Terminated
C. 200 OK
D. 180 Ringing
E. 100 Trying
Answer: C
Explanation:
200 OK lndicates the request was successful. Whether other options state the request is still in progress or request is initiated.
Question No: 15
The Director of information Security of your company wants to log all calls when a user's phone speed dials to a busy PSTN destinations and hangs up in less than one second in Call Detail Records. Which option is the minimum Cisco Unified CM Service Parameter configuration that is needed to ensure compliance to this policy?
A. Set CDR Enabled Flag to True and set Call Diagnostics Enabled to Enable Only When CDR Enabled Flag is True.
B. Set CDR Enabled Flag to True and set Call Diagnostics Enabled to Enable Regardless of CDR Enabled Flag.
C. Set CDR Log Calls with Zero Duration Flag to True.
D. Set CDR Enabled Flag to True.
E. Set CDR Enabled Flag and CDR Log Calls with Zero Duration Flag to True.
Answer: C
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