400-051 Exam - CCIE Collaboration

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Q1. Refer to the exhibit. 

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

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

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

C. Only IP phone 2 will ring and can answer the call. 

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

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

Answer:

Q2. Which call processing feature overrides the Do Not Disturb settings on a Cisco IP phone? 

A. park reversion for remotely parked calls by a shared line 

B. hold reversion 

C. remotely placed pickup request by a shared line 

D. pickup notification 

E. terminating side of a call back 

Answer:

Q3. What is the maximum length of any numeric geographic area address in ITU recommendation E.164? 

A. 15 

B. 18 

C. 21 

D. 22 

E. 25 

Answer:

Q4. 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. 

Answer:

Q5. 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. 

Answer:

Q6. Which configuration parameter defines whether or not the user portion of a directory URI is case sensitive on Cisco Unified Communications Manager 9.1 or later? 

A. URI Dialing Display Preference in Cisco CallManager Service Parameter 

B. URI Lookup Policy in Cisco CallManager Service Parameter 

C. URI Dialing Display Preference in Enterprise Parameters 

D. URI Lookup Policy in Enterprise Parameters 

E. The user portion of a directory URI is always case sensitive and cannot be changed. 

Answer:

Q7. 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:

Q8. When IP phone A was provisioned in a Cisco Unified Communications Manager, 2001 was configured as the directory number for its first line. Also, bob@cisco.com was defined as the only directory URI on the Directory Number configuration page for this line. A few days later, an end user was created in the same Cisco Unified Communications Manager and was associated with the same phone with the primary extension set to 2001. Also, bobby@cisco.com was defined as a directory URI for that end user. 

Which option about the primary directory URI for IP phone A is true? 

A. bob@cisco.com 

B. bobby@cisco.com 

C. It depends on which radio button was selected next to the Directory URI entries on the Directory Configuration page. 

D. Both are primary directory URIs in a manner like a shared line for DNs. 

E. Neither are primary directory URIs for IP phone A. 

Answer:

Q9. 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 

Q10. Which statement describes the question mark wildcard character in a SIP trigger that is configured on Cisco Unity Express? 

A. It matches any single digit in the range 0 through 9. 

B. It matches one or more digits in the range 0 through 9. 

C. It matches zero or more occurrences of the preceding digit or wildcard value. 

D. It matches one or more occurrences of the preceding digit or wildcard value. 

E. It matches any single digit in the range 0 through 9, when used within square brackets. 

Answer: