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Cisco 642-742 Exam Syllabus Topics:

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

1. 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) Outer CAPWAP: DSCP AF41
B) Outer CAPWAP: DSCP AF31
C) Inner 802.11e: UP 4
D) Inner 802.11e: UP 3
E) Outer CAPWAP: CoS 4
F) Inner 802.11e: UP 5

2. When Vocera badges communicate from badge to badge, which voice codec is used?

A) the Vocera proprietary codec
B) G.723
C) G.729B
D) G.729A
E) G.711

3. A customer has upgraded to 802.11n with ClientLink, set to defaults, to improve video performance on legacy clients. They notice that ClientLink is not kicking in for an 802.11a client with 36 Mb data rate and -55db RSSI. What is the problem?

A) data rate too high
B) data rate too low
C) RSSI too low
D) RSSI too high

4. A customer has deployed an N+N redundant wireless infrastructure. In this deployment, the access points have been salt and peppered between controllers. What configuration would be necessary to cut down on the use of mobility tunnels for voice clients?

A) mobility anchor
B) re-anchor roamed voice clients
C) KTS based CAC
D) media session snooping

5. Which two security technologies should be used when deploying a 100 Wi-Fi phone installation? (Choose two.)

A) Use IEEE 802.1X and WEP 128.
B) Use IEEE 802.1X and WPA2 and Cisco Centralized Key Management.
C) Use WPA-PSK.
D) Use IEEE 802.1X with unique users on each phone.
E) Use the same IEEE 802.1X username on all phones.
F) Use IEEE 802.1X and WEP 256.

Solutions: