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

1. What is the main difference between the Cisco Unified Wireless IP Phone 7921G and the Cisco Unified Wireless IP Phone 7925G?

A) The 7925G supports 802.11a/b/g, whereas the 7921G supports only 802.11b/g.
B) The 7925G is suited for a more rugged environment.
C) 7925G supports WPA2, whereas the 7921G supports only WPA1.
D) The 7925G has support for 802.11n, whereas the 7921G does not.

2. Refer to the exhibit.

Voice bearer traffic is being sent downstream using a WLAN configured for gold QoS. Which two of these options indicate the inner 802.11e QoS markings and QoS CAPWAP markings that are used at location 1? (Choose two.)

A) Inner 802.11e: UP 6
B) Inner 802.11e: UP 3
C) Outer CAPWAP: DSCP AF41 and CoS 4
D) Outer CAPWAP: DSCP EF and CoS 5
E) Inner 802.11e: UP 5
F) Outer CAPWAP: CoS 5
G) Outer CAPWAP: DSCP AF31 and CoS 3
H) Outer CAPWAP: DSCP 46 and CoS 4

3. A customer using a 7925 phone reports that sometimes the music on hold does not come through or is choppy. The engineer checks the location history and notices it tends to occur toward the edge of the cell. The APs have their data rates set to 12Mbps as mandatory where all rates below are disabled. What is the cause of this issue?

A) the phone requires the 11Mbps rate
B) mandatory data rates set too high
C) beacons have been disabled
D) unicast is enabled

4. Which two statements best describe video conferencing? (Choose two.)

A) Video streams require maximum quality compression and decompression.
B) MPEG codecs are commonly used.
C) Video streams require high-speed compression and decompression.
D) H.323 codecs are commonly used.

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) configure expedited bandwidth and change the 802.1p value to 7 for platinum QoS
B) 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
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: