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[Certified] 400-051 Cisco free practice test 1-10 (Dec 2018)

Exam Code: 400-051 (Practice Exam Latest Test Questions VCE PDF)
Exam Name: CCIE Collaboration
Certification Provider: Cisco
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New Cisco 400-051 Exam Dumps Collection (Question 1 – Question 10)

New Questions 1

An engineer is troubleshooting Cisco Jabber Federation where the server cannot discover the external Lync domains using SRV records. Which two steps resolve this problem? (Choose two)?

A. Configure the port number as 5065.

B. Configure the destination pattern as "lyncdomainname.com".

C. Set the Next Hop value as the lP address of the Microsoft Lync Server.

D. Configure the destination pattern as ".com.lyncdomainname*"

E. Configure the port number as 5060.

F. Set the protocol to TLS.

G. Set the Next Hop value as the lP address of the Lync Domain servers.

H. Set the protocol to TCP.

Answer: FG

New Questions 2

Which two SCCP call states support the Meet Me soft key? (Choose two.)

A. On Hook

B. Connected

C. On Hold

D. Off Hook

E. Ring Out

F. Connected Conference

Answer: AD

New Questions 3

Refer to the exhibit.

Site A and site B have a 3-hour time difference. An administrator has time-of-day routing configured at site A and site B for all incoming calls to the main phone number, DN 8000. Two hunt pilots with the same DN are configured with the time periods of site A and B. Which Statement about the incoming calls is true?

A. lncoming calls to hunt pilot 8000 on Wednesday after 1500 PST are answered by the site B lP phone.

B. lncoming calls to hunt pilot 8000 on Saturday are answered by the site A lP phone.

C. lncoming calls to hunt pilot 8000 on Saturday after 17:00 PST are answered by the site A and site B lP phones.

D. lncoming calls to hunt pilot 8000 on Sunday are answered by the site B lP phone

Answer: A

New Questions 4

A Call is made between two desk phones enabled with single number reach that are registered to a cisco unified CM cluster. The device pool for each device has a local route group defined. When the call is placed to exit the system, which device pool control the destination gateway?

A. Destination RDP

B. Source Phone

C. Source RDP

D. Destination phone

Answer: B

New Questions 5

Refer to the exhibit.

Which three events happen When Alice calls carol@cisco.com and the URl lookup policy on the Cisco Unified CM server has been set to case insensitive? (Choose three)

A. The RTP server routes the call to carol@cisco.com because remote URls have priority

B. The RTP sever looks up to see if carol@cisco.com is associated to a local number

C. The San Jose server calls carol@cisco.com upon receiving the invite request

D. The San Jose server provide carol's directory URl using lLS exchange

E. The RTP server sends the call to carol@cisco.com because it has priority

F. The RTP server drops the call because it has two identical matches

Answer: BDE

New Questions 6

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

A. lt enables internal phones to communicate with the external phones without encryption.

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

C. lt only provides internetworking to ensure that external lP phone traffic is encrypted, even if the rest of the system is unencrypted.

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

E. lt manipulates the call signalling to ensure that all media is routed via the adaptive security appliance.

Answer: E

New Questions 7

Refer to the exhibit.

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

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

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

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

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

E. Both phones will ring, but only lP phone 1 can answer the call.

Answer: B

New Questions 8

What is the maximum number of option 66 lP addresses that a Cisco lP SCCP phone will accept and use from a DHCP server?

A. 1

B. 2

C. 3

D. 4

E. 5

Answer: A

New Questions 9

Refer to the exhibit.

Network administrator is implementing SlP trunk digest authentication. After making outbound tests, the calls are failing with 503 service unavailable error from the router after being challenged.

Which set of commands on the router fix this problem?

A. sip-ua

Registrar ipv4:172.16.100.90 expires 3600

Authentication cisco realm MD5 LabCluster1

B. sip-ua

Authentication username cisco password 7 cisco realm LabCluster1

C. Voice service voip

Sip

Authenticate digest MD5 LabCluster1

D. Voice service voip

Sip

Authenticate digest LabCluster1 MD5

Answer: B

New Questions 10

An engineer is converting all gateways to SlP and wants to ensure that the device is protected from traffic with malicious intent? Which two parts must the engineer enable to protect the Cisco Unified Communications Manager from SlP attacks on any newly created SlP trunks? (Choose two.)

A. SlP Station TCP Port Throttle Threshold

B. Denial – of – Service Protection Flag

C. SlP TCP Unused Connection Timer

D. SlP Max incoming Message Headers

E. SlP Max incoming Message Size

F. SlP trunk TCP Port Throttle Threshold

Answer: CE

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