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Cisco 642-742 Exam Syllabus Topics:

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

1. Which three options are benefits of U-APSD? (Choose three.)

A) priority bandwidth and polling
B) synchronization of the transmission and reception of voice frames
C) bandwidth reservation
D) optimized power-save mode periods
E) increased call capacity

2. A corporation has a Cisco Unified Wireless Network that has been deployed for voice coverage. The wireless data rates have been tuned to mandatory rates of 18 Mbps and 36 Mbps. Some wireless clients have been experiencing drops streaming multicast video while moving throughout the building. What is the cause of the drop in video?

A) Clients are connected at 18Mbps; however, other clients are connecting at 12Mbps and are causing the multicast video to degrade.
B) Clients are maintaining a 12Mbps rate and cannot receive the stream at 18Mbps.
C) Clients are roaming at lower data rates and are not maintaining 36Mbps connectivity.
D) Clients are not roaming due to coverage. This is causing the multicast data to drop due to the client re-associating often.

3. A customer has configured a wireless LAN controller and set the 802.11a/n data rates. All rates are enabled where 5.5 Mbps, 11 Mbps, and 24 Mbps are set to Mandatory. What will APs send over the 24 Mbps data rate?

A) multicast broadcast
B) beacons
C) channel announcements
D) DTPC support

4. A client with the MAC address 00:AB:11:CD:22:EF is experiencing poor voice quality on the VoWLAN. Which three commands would assist in isolating the issue? (Choose three.)

A) debug call-control event enable
B) debug mobility pmk enable
C) debug client 00:AB:11:CD:22:EF
D) show client detail 00:AB:11:CD:22:EF
E) debug cac event enable
F) debug capwap payload enable

5. Which one of these options best describes the ideal WLAN design for wireless VoIP clients?

A) smaller cells with higher speeds and CAC-enabled prioritization of WMM clients
B) larger cells with higher speeds and WPA2 security enabled to ensure the best possible coverage
C) smaller cells with APs in the inner areas using omnidirectional antennas, and APs on the outer walls using directional antennas facing inward
D) smaller cells with all configurable speeds to ensure that all clients (802.11a/b/g) can associate to the wireless infrastructure

Solutions: