Cisco 642-742 : Implementing Cisco Unified Wireless Voice Networks (IUWVN) v2.0

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

1. An engineer is configuring a new VoWLAN and wants only IEEE 802.11g/n to be supported. Which two data rates should be configured? (Choose two.)

A) Lower than 11 Mbps should be disabled.
B) 11 Mbps should be mandatory.
C) 6 and 9 Mbps should be supported.
D) 12 Mbps should be mandatory.
E) Lower than 24 Mbps should be supported.
F) 1, 2, 5.5, and 11 Mbps should be disabled.
G) 18 Mbps and higher should be supported.

2. 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) **#

3. Which three options are benefits of U-APSD? (Choose three.)

A) synchronization of the transmission and reception of voice frames
B) optimized power-save mode periods
C) bandwidth reservation
D) increased call capacity
E) priority bandwidth and polling

4. Which two statements correctly describe WLAN QoS configuration related to WMM? (Choose two.)

A) 7920 AP CAC mode is not compatible with WMM policy and cannot be used at the same time.
B) 7920 AP CAC and 7920 client CAC modes are for 802.11b/g/n only.
C) 7920 Client CAC mode is not compatible with WMM policy and cannot be used at the same time.
D) 7920 AP CAC and 7920 client CAC modes are for 802.11a/b/g/n.
E) 7920 AP CAC and 7920 client CAC modes are for 802.11a/n only.

5. Which two statements are correct if IGMP snooping is enabled on a Cisco WLC v7.0?
(Choose two.)

A) The IGMP packets from the wireless clients are received at the WLC and are used to update the router via a Cisco Group Management Protocol update from the Cisco WLC.
B) The IGMP packets from the wireless clients are received at the Cisco WLC, which generates a query for the client.
C) The router IGMP table is updated with the IP address of the Cisco WLC as the last reporter.
D) The IGMP packets from the wireless clients are forwarded to the router without modifications.
E) The router IGMP table is updated with the IP address of the wireless clients as the last reporter.

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