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Cisco 642-742 Exam Syllabus Topics:

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

1. A network engineer needs to reconfigure the WLAN settings on a 7925G phone, but the settings menu is locked. What key combo will unlock the menu?

A) #*
B) ##*
C) **#
D) *#

2. A wired packet that is marked for QoS priority CS4 arrives on VLAN-4 at the Cisco WLC v7.0, with a destination of a WLAN SSID-4. The Cisco WLC is configured for the wired and wireless QoS level of Silver. The infrastructure routers and switches have incorrect QoS configurations. They have mismarked the CAPWAP outer header to a QoS priority EF.
Which statement is true about how the packet is sent from the AP to the final non-WMM wireless client?

A) The AP sends the packet with an 802.11 priority tag of 6 (Platinum).
B) The AP sends the packet with an 802.11 priority tag of 3 (Silver).
C) The AP sends the packet with an 802.11 priority tag of 0 (Best Effort).
D) The AP sends the packet with an 802.11 priority tag of 5 (Gold).

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

4. An engineer has fired up a packet capture to try to determine if there are malformed frames being transmitted. They notice that there is a station transmitting frames consecutively without giving other stations a chance to transmit. What capability is the engineer witnessing?

A) Extended Interframe Space
B) Aggregated MPDU
C) 802.11 fragment burst
D) 802.11e priority contention window

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

Solutions: