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Cisco 642-742 Exam Syllabus Topics:

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

1. During a post site survey with a wireless phone, 30% of the area shows -69 dBm signal strength. What is the recommended RSSI for voice deployments?

A) -66 dBm
B) -65 dBm
C) -68 dBm
D) -67 dBm

2. Which two multicast modes are valid for use with Ethernet bridging on a mesh AP? (Choose two.)

A) out
B) in
C) regular
D) bidirectional bridge
E) mesh bridge in

3. An engineer is designing a wireless infrastructure to support secured wireless access for Cisco 7925 series phones. What 802.1X authentication protocol would create the least overhead for authentication, while also securely transporting credentials?

A) EAP-FAST
B) EAP-MSCHAPv2
C) EAP-TLS
D) PEAP-EAP-TLS
E) PEAP-EAP-MSCHAPv2
F) PEAP-EAP-GTC

4. A network engineer observes a spike in controller CPU overhead and overall network utilization after enabling multicast on a controller with 500 APs. What feature is necessary to correct the issue?

A) controller IGMP snooping
B) broadcast forwarding
C) unicast AP Multicast Mode
D) multicast AP Multicast Mode

5. Refer to the exhibit.

An engineer notices VoWLAN calls getting dropped and uses Spectrum Expert to analyze the RF utilization. Based on the Spectrum Expert capture, what two options describe the interferer and how to mitigate it? (Choose two.)

A) Disable DCA
B) Disable DFS
C) microwave oven interference
D) Radar interference
E) Disable RRM
F) Bluetooth interference
G) DECT 6.0 Cordless phone interference
H) Disable UNII-2 channels

Solutions: