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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 two items enable WMM to expedite frames from respective traffic categories? (Choose two.)
Consistent CWmin and CWmax values
Dynamic CWmin and CWmax values

A. DIFS
B. PIFS
C. SIFS
D. U-APSD
E. AIFS
F. PS-Poll

Question 2

Which WCS tool will be especially helpful to ensure that all VoWLAN configurations are consistent across all controllers?

A. Inspect VoWLAN Readiness
B. Traffic Stream Metrics
C. Voice Audit Report
D. Monitor Client Detail
E. Voice Diagnostic

Question 3

A downstream packet containing a DSCP value arrives at the WLC Ethernet interface from the wired source network. The WLC is configured for QoS WLAN 802.1p mapping. How does the WLC treat the CAPWAP QoS marking when leaving the controller interface for the respective AP and final wireless client destination?

A. No outer CAPWAP or inner QoS tagging is applied.
B. The outer CAPWAP DHCP is marked and capped without any inner DSCP value.
C. No outer CAPWAP QoS tag is applied, but the original DSCP is maintained inside CAPWAP.
D. The outer CAPWAP CoS is marked and capped while the inner DSCP maintains the original marking.

Question 4

A customer using a 7925 phone reports that sometimes the music on hold does not come through or is choppy. The engineer checks the location history and notices it tends to occur toward the edge of the cell. The APs have their data rates set to 12Mbps as mandatory where all rates below are disabled. What is the cause of this issue?

A. the phone requires the 11Mbps rate
B. unicast is enabled
C. beacons have been disabled
D. mandatory data rates set too high

Question 5

A Cisco WLC v7.0 is properly configured for 802.11n and multicasting video without the optional Cisco VideoStream. Which three options best describe the frames that are sent from the AP to the wireless clients? (Choose three.)

A. After startup, throughput is consistent.
B. multicast to subscribed clients
C. no retransmission
D. After startup, throughput can vary over time.
E. retransmission upon failure of delivery
F. unicast to subscribed clients

Solutions: