A.AC_VI
B.AC_VO
C.AC_BK
D.AC_BE

A.20 bytes
B.60 bytes
C.120 bytes
D.160 bytes

A.grants a VoWLAN client-initiated call based on the number of active clients associated to the accesspoint
B.grants a VoWLAN client-initiated call based on channel bandwidth capacity
C.uses the 802.11i specification
D.uses 802.11 action frames
E.requires a WMM-enabled client

A.Enable the IGMP snooping capability and define the IGMP timeout period.
B.Set the Ethernet multicast mode to Enabled， enable the IGMP snooping capability， and define the IGMP  timeout period.
C.Set the multicast monitor function to Enabled， enable the IGMP snooping capability， and define the  mandatory data rate to the minimum value supported.
D.Set the Ethernet multicast mode to Multicast and define the multicast group address.

A.nominally 30 percent to best align with Cisco Unified Communications System recommendations
B.100 percent to ensure that the VoWLAN calls can use all the available bandwidth, if needed
C.system default of 75 percent
D.40 to 60 percent
E.voice CAC should be left disabled unless wired QoS is configured

A.Wireless client WMM UP classification is translated to a wired DSCP priority.
B.Wireless client 802.11p classification is translated to a wired DSCP priority.
C.Wireless client WMM UP classification is translated to a wired 802.1p CoS priority.
D.Wireless client 802.11p classification is translated to a wired 802.1p CoS priority.
E.WLAN configured QoS level is used to set the wired DSCP priority.
F.Wired 802.1p CoS priority is not set.

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

A.RSSI of the client at the access point
B.WMM state
C.current MOS value
D.current RF channel
E.current transmit data rate

A.A packet is delivered to Cisco WLC and forwarded via multicast to all of its associated APs, and finally  to all wireless clients of that Cisco WLC, via wireless multicast.
B.A packet is delivered to Cisco WLC and forwarded via unicast to all of its associated APs, and finally to  all wireless clients of that Cisco WLC, via wireless unicast.
C.A packet is delivered to Cisco WLC and forwarded via multicast to all of its associated APs, discarded  at APs without SSID_X joined wireless clients, and forwarded at APs with SSID_X joinedwireless clients  via wireless multicast.
D.A packet is delivered to Cisco WLC and forwarded via unicast to all of its associated APs, discarded at  APs without SSID_X joined wireless clients, and forwarded at APs with SSID_X joined wireless clients  via wireless multicast.
E.A packet is delivered to Cisco WLC and forwarded via multicast to all of its associated APs, discarded  at APs without SSID_X joined wireless clients, and forwarded at APs with SSID_X joinedwireless clients  via wireless unicast.
F.A packet is delivered to Cisco WLC and forwarded via unicast to all of its associated APs, discarded at  APs without SSID_X joined wireless clients, and forwarded at APs with SSID_X joined wireless clients  via wireless unicast.

A.enable aggressive load balancing
B.enable coverage hole detection
C.disable dynamic transmit power control
D.enable short preamble