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Cisco 642-742 Exam Syllabus Topics:

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

Question 1

Which four statements describe the attributes of streaming video? (Choose four.)

A. Jitter has no significant requirements.
B. Packet loss is limited to 1 percent.
C. QoS marking is at CS4.
D. One-way latency is limited to a few seconds.
E. Jitter is limited to 30 ms.
F. Packet loss is limited to 5 percent.
G. QoS marking is at AF41.
H. One-way latency is limited to 150 ms.

Question 2

You have recently added Cisco Unified Wireless IP Phones 7921G and 7925G to your branch office. The new wireless and wired IP phones are experiencing poor call quality when receiving calls across the IP WAN from the remote HQ. What is the most likely issue?

A. The Cisco Unified Communications Manager bandwidth is set too low, resulting in poor call quality.
B. The Cisco Unified Communications Manager gatekeeper-controlled CAC has been set too low, resulting in poor call quality.
C. The Cisco Unified Communications Manager bandwidth for the IP WAN link is not properly configured and is allowing more calls than the link can accommodate.
D. The Cisco Unified Communications Manager bandwidth settings have not been increased to support the new wireless IP phones.

Question 3

Refer to the exhibit.

What three items of multicast information can be interpreted from the WLC displays? (Choose three.)

A. IGMP snooping is enabled.
B. QoS was configured and lowered to best effort.
C. WLC-to-AP multicast mode is configured for unicast.
D. The ingress WLC multicast stream is IP address 239.1.1.1.
E. VideoStream is not allowed for the wireless client.
F. IGMP snooping is disabled.
G. WLC-to-AP multicast mode is configured for multicast using IP address 239.1.1.1.
H. VideoStream is allowed for the wireless client.

Question 4

Which DHCP option is used by Vocera badges to reach a Cisco Unified Communications Manager?

A. Set the option to 150.
B. No option is required.
C. Set the option to 43.
D. Set the option to 66.

Question 5

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

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

Solutions: