多項(xiàng)選擇題Which three are interframe spaces defined in 802.11?()

A.SIFS
B.PIFS
C.DIFS
D.LIFS
E.NAV
F.CWmin


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1.單項(xiàng)選擇題What is the payload size of a wireless IP phone in a call using G.711 codec?()

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

2.單項(xiàng)選擇題What call performance statistics are reported on the Cisco Wireless IP Phone 7921 user interface?()

A.minimum jitter
B.maximum jitter
C.upstream standard packet deviation
D.average MOS value
E.average conceal rate

3.單項(xiàng)選擇題Which statement describes the call behavior of the Cisco Unified Wireless IP Phone 7921G when it roams from 802.11b to 802.11a?()

A.The phone does a directed call hangup on 802.11b,then does an auto-redial on 802.11a,creating a  new call.
B.The phone does a directed call hangup on 802.11b, then the user does a redial on 802.11a,creating a  new call.
C.The phone does a disassociation on 802.11b and an association on 802.11a,and call remains up if the  subnet has not changed.
D.The phone does not roam from 802.11b to 802.11a when on an active call.
E.The phone must switch network profiles to roam from 802.11b to 802.11a.

4.多項(xiàng)選擇題Which two pieces of information does the Cisco WLC v5.2 client monitor feature provide about a VoWLAN client?()

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

5.單項(xiàng)選擇題Which configuration is required for a Vocera badge to function properly on a Cisco WLC?()

A.disable higher data rates
B.set DTIM = 1
C.disable RRM
D.disable broadcast SSID
E.disable multicast

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Which statement is correct for both the LWAPP and CAPWAP AP upstream 802.1Q tagged wired QoS priority for a WMM-associated client frame that is H-REAP locally switched running v5.2?()

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What is the minimum configuration you must do in order to enable multicast support on the CiscoWireless LAN Controller v5.2?()

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Which three actions are required to access the network statistics on a remote Cisco Unified Wireless IP Phone 7921G via a web browser?()

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Which wireless LAN statistics are reported from the Cisco Unified Wireless IP Phone 7921G via a directly connected web browser?()

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Which configuration should be done in order to improve the performance of the Cisco Unified Wireless IP Phone 7921G in a WLAN infrastructure?()

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When using simultaneous voice and multicast on a single WLAN and RF band, what is the recommended DTIM value of the WLAN for VoWLAN devices?()

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What is the Cisco recommended EDCF queue to use for voice TSPEC?()

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An LWAPP encapsulated packet is being sent from the Cisco WLC v5.2 to the AP for a wireless WMM client. Can the LWAPP frame be altered to change the resulting final WMM queue for transmission on an 802.11 client?()

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What is the bandwidth requirement of an active duplex wireless call using G.711 codec?()

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What is the recommended minimum speed at the edge of the cells in an 802.11g network for a good Cisco VoWLAN deployment?()

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