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Cisco 642-742 Exam Syllabus Topics:

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

1. Using proper VoWLAN design practice, what would be the Cisco recommended total number of calls for a properly designed 802.11g cell to ensure call quality?

A) 25
B) 14
C) 20
D) 4
E) 27
F) 7

2. 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) DTPC support
B) channel announcements
C) beacons
D) multicast broadcast

3. The AP has been properly configured for a VoWLAN survey. The RF environment contains a noise of -87 to -90 dBm. What would be the target value for the cell edge reading?

A) -70 dBm
B) -60 dBm
C) -55 dBm
D) -73 dBm
E) -62 dBm
F) -67 dBm

4. Refer to the exhibit.

An engineer has performed a packet capture on a wireless voice user who is experiencing connectivity problems. Which problem does the exhibit display?

A) dropped call
B) one-way audio
C) choppy audio
D) delays in voice conversation
E) no audio

5. A wired packet that is marked for QoS priority CS4 arrives on VLAN-4 at the Cisco WLC v7.0, with a destination of a WLAN SSID-4. The Cisco WLC is configured for the wired and wireless QoS level of Silver. The infrastructure routers and switches have incorrect QoS configurations. They have mismarked the CAPWAP outer header to a QoS priority EF.
Which statement is true about how the packet is sent from the AP to the final non-WMM wireless client?

A) The AP sends the packet with an 802.11 priority tag of 0 (Best Effort).
B) The AP sends the packet with an 802.11 priority tag of 6 (Platinum).
C) The AP sends the packet with an 802.11 priority tag of 5 (Gold).
D) The AP sends the packet with an 802.11 priority tag of 3 (Silver).

Solutions: