Cisco Implementing Cisco Unified Wireless Voice Networks (IUWVN) v2.0 : 642-742 exam

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Cisco 642-742 Exam Syllabus Topics:

Cisco Implementing Cisco Unified Wireless Voice Networks (IUWVN) v2.0 Sample Questions:

1. A single Layer 2 multicast address can map to how many IPv4 multicast addresses?

A) 8
B) 32
C) 16
D) 28
E) 1
F) 64

2. The customer has deployed C7260 phones with clients connected to them. What switch feature could be enabled to distinguish IP voice traffic from client data traffic?

A) WME
B) Voice VLAN
C) QBSS
D) Weighted Queuing
E) QoS routing

3. Refer to the exhibit.

Which two statements describe the WLC configuration? (Choose two.)

A) AP will effectively allow 81% of bandwidth for local new calls.
B) AP will effectively allow 69% of bandwidth for local new calls.
C) Priority new calls can be expedited.
D) AP will effectively allow 75% of bandwidth for local new calls.
E) Priority roaming calls can be expedited.

4. A wireless customer has called with a problem regarding voice calls. When a person is put on hold, there is silence and the music on hold does not come across. What is a requirement of music on hold?

A) There needs to be multicast routing configured network wide from the access point to the wireless controller.
B) Multicast routing should be configured at least to the wireless controller and client dynamic interfaces.
C) The music on hold's multicast address needs to be configured for multicast direct.
D) The wireless voice network needs to be configured for a QoS of platinum to permit the multicast traffic.

5. WLC v7.0 is properly configured for 802.11n and multicast video without the optional VideoStream. Which three of these options describe frames sent from the AP to wireless clients? (Choose three.)

A) ACK per frame
B) No ACKs
C) sent at highest mandatory rate
D) sent as best effort QoS
E) sent as gold QoS
F) sent at lowest mandatory rate
G) sent at client MCS data rate

Solutions: