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Cisco 642-742 Exam Syllabus Topics:

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

2. 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) The Cisco WLC is not configured for IGMP snooping.
B) This is normal operation and cannot be changed.
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.

3. Using proper VoWLAN design practice, what would be the Cisco recommended total number of calls for a properly designed 802.11a cell to ensure call quality?

A) 4
B) 20
C) 7
D) 27
E) 14
F) 25

4. A customer wants FSR and certificate-based authentication. The solution must be simple to deploy. Which method should be used to meet the requirements?

A) EAP-TLS
B) EAP-FAST
C) PEAP-MSCHAPv2 machine authentication
D) PEAP-MSCHAPv2

5. When calculating bandwidth usage for an application, what two values represent the minimum and maximum 802.11 overhead per frame? (Choose two.)

A) 56 bytes
B) 16 bytes
C) 64 bytes
D) 24 bytes
E) 48 bytes
F) 28 bytes
G) 60 bytes

Solutions: