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

642-742 real exams

Exam Code: 642-742

Exam Name: Implementing Cisco Unified Wireless Voice Networks (IUWVN) v2.0

Updated: Jan 09, 2025

Q & A: 190 Questions and Answers

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

1. An engineer is studying the TSM for a VoWLAN user experiencing issues using a CCXv3 device. What two items will be shown? (Choose two.)

A) downlink packet latency
B) uplink MOS score
C) downlink packet loss
D) downlink MOS score
E) uplink packet loss
F) uplink packet latency


2. You have recently added Cisco Unified Wireless IP Phones 7921G and 7925G to your branch office. The new wireless and wired IP phones are experiencing poor call quality when receiving calls across the IP WAN from the remote HQ. What is the most likely issue?

A) The Cisco Unified Communications Manager bandwidth is set too low, resulting in poor call quality.
B) The Cisco Unified Communications Manager gatekeeper-controlled CAC has been set too low, resulting in poor call quality.
C) The Cisco Unified Communications Manager bandwidth settings have not been increased to support the new wireless IP phones.
D) The Cisco Unified Communications Manager bandwidth for the IP WAN link is not properly configured and is allowing more calls than the link can accommodate.


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


4. WLCs v7.0 have been configured for multicast and IGMP snooping enabled, with all other parameters set to default. A wireless client actively receiving a multicast group roams from WLC1 to WLC2, both of which are configured for the client IP subnet. Which statement describes the roaming process?

A) There is no required action from the client and WLC2 becomes the local anchor controller.
B) There is no required action from the client and WLC2 becomes foreign controller and WLC1 becomes anchor controller.
C) A new IGMP packet is required from the client and WLC2 becomes the local anchor controller.
D) A new IGMP packet is required from the client and WLC2 becomes foreign controller and WLC1 becomes anchor controller.


5. A customer has requested their wireless infrastructure to be able to provide voice phones with the ability to indicate to a wireless controller that the call is urgent and needs to be placed immediately. What solution should be recommended to the customer?

A) enable load-based CAC for voice networks and configure expedited bandwidth
B) reconfigure the SSID for KTS based CAC to allow for a more granular handling of voice traffic
C) configure expedited bandwidth and change the 802.1p value to 7 for platinum QoS
D) disable load-based CAC for voice networks to turn off the controllers monitoring of the access point's load, allowing for as many voice calls to be placed as necessary


Solutions:

Question # 1
Answer: A,C
Question # 2
Answer: D
Question # 3
Answer: D
Question # 4
Answer: A
Question # 5
Answer: A

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