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

1. You have recently enabled multicast on your WLAN. When users join the multicast sessions, you see the traffic utilization on all the APs that are controlled by the Cisco WLC v7.0 increase, which includes those APs where there are no multicast clients.
Which configuration parameter needs to be verified to prevent APs with no subscribed multicast clients from receiving traffic?

A) This is normal operation and cannot be changed.
B) The router interface that services the multicast needs to be configured for the sparse-dense multicast mode of operation.
C) Switches between the Cisco WLC and APs are not configured for IGMP snooping.
D) The Cisco WLC is not configured for IGMP snooping.
E) APs are not configured for IGMP snooping.

2. What are the two equivalent 802.1p CoS categories that are associated with 802.11e AC_BE? (Choose two.)

A) 2
B) 0
C) 5
D) 4
E) 3
F) 1

3. Which two pieces of information from the Cisco WLC v7.0 GUI does Monitor > Clients provide about a VoWLAN client? (Choose two.)

A) WMM state
B) current RF channel
C) RSSI at current AP
D) current MOS
E) current data rate

4. Users are experiencing poor audio quality when calling from their 7925 series VoIP Phones. Call quality is exceptional from wired to wired phones, but not from wired to wireless phones. The wired network has QoS deployed properly and the SSID is configured with Platinum QoS. What should be verified to troubleshoot the issue?

A) The controller is marking the 802.1p tag of 5, the AP switchport has been configured to trust DSCP, and the controller's switchport to trust CoS.
B) The controller is marking the 802.1p tag of 4, the AP switchport has been configured to trust CoS, and the controller's switchport to trust DSCP.
C) The controller is marking the 802.1p tag of 3, the AP switchport has been configured to trust DSCP, and the controller's switchport to trust CoS.
D) The controller is marking the 802.1p tag of 6, the AP switchport has been configured to trust CoS, and the controller's switchport to trust DSCP.

5. A network engineer is having wireless multicast fail when it hits the wired network. What command will show the source of multicast groups for troubleshooting?

A) show ip mroute
B) show ip igmp
C) show ip route
D) show ip mcache
E) show ip interface counts

Solutions: