Cisco 642-742 : Implementing Cisco Unified Wireless Voice Networks (IUWVN) v2.0

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Cisco 642-742 Exam Syllabus Topics:

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

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

Question 2

What protocol can be enabled to listen in on IPv4 multicast streams and maintain a map of what each client requests on a wireless LAN controller?

A. MLD
B. IGMP
C. PAP
D. SIP
E. NTP
F. ICMP

Question 3

WLCs v7.0 have been configured for multicast and IGMP snooping enabled, with all other parameters set to default. A wireless client actively receiving a multicast group roams from WLC1 to WLC2, both of which are configured for the client IP subnet. Which statement describes the roaming process?

A. A new IGMP packet is required from the client and WLC2 becomes foreign controller and WLC1 becomes anchor controller.
B. A new IGMP packet is required from the client and WLC2 becomes the local anchor controller.
C. There is no required action from the client and WLC2 becomes the local anchor controller.
D. There is no required action from the client and WLC2 becomes foreign controller and WLC1 becomes anchor controller.

Question 4

DRAG DROP

Question 5

What is the best practice for configuring data rates for an 802.11a VoWLAN deployment?

A. Configure a mandatory data rate of 12 Mb/s. Disable data rates below 12 Mb/s and all other data rates as supported.
B. Configure a mandatory data rate of 6 Mb/s. Disable data rates below 6 Mb/s and configure all other data rates as supported.
C. Configure a mandatory data rate of 54 Mb/s. Disable data rates below 36 Mb/s and configure all other data rates as supported.
D. Configure mandatory data rates of 9 and 54 Mb/s. Disable data rates below 6 Mb/s and all other data rates as supported.

Solutions: