多项选择题

For which two of these purposes are Cisco Spectrum Expert used?（）

A.audit VoWLAN cell edge coverage
B.verify RFID tag coverage by four access points at -75 dBm
C.audit microwave oven interference
D.audit 802.11a channel 36 utilization
E.create test scripts for 802.11n bonded channel throughput tests

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单项选择题

What standard is WMM based on?（）

A.802.11e
B.802.11k
C.802.11i
D.802.11h

单项选择题

Which explanation describes a wireless client IGMP multicast join request using a Cisco Unified Wireless Network v5.2 architecture of AP to WLAN controller?（）

A.passed by the AP to its connected switch and then forwarded directly to the connected router，which creates an MGID table entry
B.passed by the AP to the WLAN controller and then forwarded to the source PIM-enabled router，which creates an MGID table entry
C.passed by the AP to the WLAN controller， which creates an MGID table entry before forwarding to the directly connected PIM-enabled router
D.passed by the AP to its connected switch and then forwarded to the rendezvous point router，which creates an MGID table entry

单项选择题

What is the purpose of the WLC Controller->Multicast->IGMP Timeout feature operating on v5.2?（）

A.to determine if there are more clients that are using the multicast stream
B.to limit the time that a client has to request an IGMP join to the controller multicast group
C.to determine if the multicast router is still alive and responding to multicast clients
D.to remove clients from the multicast group if the multicast traffic exceeds the allotted bandwidth allowed for multicast clients