單項選擇題Which statement describes the WLCv5.2 delivery of a multicast packet from a wired PC source on VLAN_X to a respective wireless client using SSID_X, using a WLAN controller enabled for multicast?（）

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.


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2.單項選擇題What must be true about the client before upstream traffic stream metrics can be displayed on the Cisco WLC?（）

A.must be Cisco Compatible Extensions version 2
B.must be Cisco Compatible Extensions version 3
C.must be Cisco Compatible Extensions version 4
D.must be associated to a Platinum QoS WLAN
E.must be associated to an access point on a Cisco WLC with code version 5.0 or newer

3.多項選擇題Which two statements are correct regarding multicast implementation using a WLAN controller (v5.2) and AP?（）

A.Multicast traffic is sent out on Cisco APs at the highest mandatory data rate.
B.Multicast traffic is sent out on Cisco APs at the highest supported data rate.
C.On Cisco APs， multicast traffic and beacons are sent out at the same data rates to maintain a common  cell size for normal data as well as multicast data.
D.If there is more than one mandatory data rate， multicast traffic will be sent at the highest mandatory rate  and beacons will be sent at the lowest mandatory rate.
E.On Cisco APs， multicast traffic will be sent out at the highest data rate that a client can maintain with the  AP.

4.多項選擇題Which two messages can carry the TSPEC from client to the AP?（）

A.probe request
B.association request
C.authentication request
D.reassociation request

5.單項選擇題What frame type is used to signal TSPEC reservation from a client?（）

A.RSVP
B.ADDTS
C.802.11 association information elements
D.WMM capabilities exchange