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Cisco 642-742 Exam Syllabus Topics:

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

Question 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 loss
B. uplink MOS score
C. downlink packet latency
D. uplink packet latency
E. uplink packet loss
F. downlink MOS score

Question 2

Refer to the exhibit.

What three items of multicast information can be interpreted from the WLC displays? (Choose three.)

A. The ingress WLC multicast stream is IP address 239.1.1.1.
B. WLC-to-AP multicast mode is configured for unicast.
C. VideoStream is allowed for the wireless client.
D. WLC-to-AP multicast mode is configured for multicast using IP address 239.1.1.1.
E. QoS was configured and lowered to best effort.
F. VideoStream is not allowed for the wireless client.
G. IGMP snooping is enabled.
H. IGMP snooping is disabled.

Question 3

A small wireless controller-based network is installed and configured inside a corporate building using Cisco 2500 Series controllers and 3500 Series APs using local, monitor, and rogue detector modes. All wireless clients have been working and now require multicast applications. WLC multicast is configured using multicast mode with IP address
239.10.10.10 and other parameters set to default. However, the wireless multicast traffic has limited success and does not work throughout the corporate building. What three actions can help resolve the problems? (Choose three.)

A. Change all APs to local mode and monitor mode.
B. Change WLC from multicast mode to Unicast mode in case of wired multicast infrastructure issues.
C. Verify IP address and port used by the multicast application.
D. Verify router and switch multicast configurations.
E. Enable WLC IGMP snooping.
F. Change all APs to just local and rogue detector modes.
G. Increase the WLC-to-AP multicast QoS marking.
H. Change all APs to local mode.

Question 4

Refer to the exhibit.

What two items need to be supported on the VoWLAN phones in order to take full advantage of this WLAN configuration? (Choose two.)

A. 802.11a
B. WMM
C. APSD
D. SIFS
E. 802.11r
F. 802.11e

Question 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. 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
B. configure expedited bandwidth and change the 802.1p value to 7 for platinum QoS
C. reconfigure the SSID for KTS based CAC to allow for a more granular handling of voice traffic
D. enable load-based CAC for voice networks and configure expedited bandwidth

Solutions: