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

1. An engineer is configuring 802.11e to 802.1p markings for QoS on a Cisco WLC. What marking is correct for the AC_VI category?

A) 5
B) 4
C) 3
D) 6

2. 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) -67 dBm
B) -73 dBm
C) -60 dBm
D) -55 dBm
E) -62 dBm
F) -70 dBm

3. An engineer has fired up a packet capture to try to determine if there are malformed frames being transmitted. They notice that there is a station transmitting frames consecutively without giving other stations a chance to transmit. What capability is the engineer witnessing?

A) 802.11e priority contention window
B) 802.11 fragment burst
C) Extended Interframe Space
D) Aggregated MPDU

4. You have a VoWLAN configured for platinum QoS, WMM, and CAC. IP phones for this VoWLAN include the Nokia and Cisco Unified Wireless IP Phones 7920G (pre-v2.0 firmware), 7921G, and 7925G. The Wireless IP Phones 7921G and 7925G work properly, but the Nokia and the Wireless IP Phones 7920G associate with the WLAN but cannot place calls. What is the issue?

A) The expedited bandwidth setting needs to be enabled.
B) The lowest mandatory speed in the WLAN is too high and needs to be reduced.
C) EDCA needs to be enabled on the WLAN.
D) HCCA needs to be enabled on the WLAN.
E) The reserved roaming bandwidth setting is set too low.
F) The Cisco Unified Wireless IP Phones 7920G and Nokia IP phones do not support TSPEC.

5. What is the difference between the QoS values on the wired and wireless sides of a WLAN?

A) The wireless side of the network uses WMM, which carries voice in the Platinum queue with a CoS of 7. The wired side of the network uses CoS/DSCP values of 5 and 40.
B) The wireless side of the network uses WMM, which carries voice in the Platinum queue with a CoS of 6. The wired side of the network uses CoS/DSCP values of 5 and EF.
C) The wireless side of the network uses WMM, which carries voice in the Gold queue with a CoS of 6. The wired side of the network uses CoS/DSCP values of 5 and EF.
D) The wireless side of the network uses WMM, which carries voice in the Gold queue with a CoS of 7. The wired side of the network uses CoS/DSCP values of 5 and EF.

Solutions: