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

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

A) larger cells with higher speeds and WPA2 security enabled to ensure the best possible coverage
B) smaller cells with all configurable speeds to ensure that all clients (802.11a/b/g) can associate to the wireless infrastructure
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 higher speeds and CAC-enabled prioritization of WMM clients

2. Which of these statements best describes the Cisco Compatible Extensions "AP Specified Max Power" feature?

A) The AP automatically sets the transmit and receive power of each of its Cisco Compatible Extensions-capable clients.
B) After a Cisco Compatible Extensions client associates to an AP, that AP will inform the other surrounding APs what power settings that client supports in case it roams to another AP.
C) The AP automatically sets the transmit power of each of its Cisco Compatible Extensions-capable clients.
D) The Cisco Compatible Extensions-capable client sets its power independently and confirms with the AP if its setting is supported.

3. A wireless network needs for QoS to be mapped end-to-end to provide reliability for network applications. What two port configurations and QoS markings should be utilized for the switch to accept the APs tags? (Choose two.)

A) For a local mode AP the switchport should be configured as a trunk port trusting both DSCP or CoS tags from the AP.
B) For a local mode AP, the switchport should be configured as an access port trusting the DSCP tag from the AP.
C) For a local mode AP, the switchport should be configured as an access port trusting the CoS tag from the AP.
D) The switch should have MLS QoS enabled with all uplink and downlink ports configured to trust CoS tags. All uplink switches need to trust the CoS tags.
E) The switch should have MLS QoS enabled with all uplink and downlink ports configured to trust DSCP tags. All uplink switches need to trust the DSCP tags as well.

4. What is the minimum overhead (header plus FCS) added by 802.11 (no encryption, no WMM) between a wireless client and an AP?

A) 28 B
B) 18 B
C) 24 B
D) 36 B
E) 35 B
F) 48 B

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

Solutions: