A.DTIM = 1
B.DTIM = 2
C.DTIM = 3
D.DTIM = 4
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A.background
B.best effort
C.voice
D.video
A.SIFS
B.PIFS
C.DIFS
D.LIFS
E.NAV
F.CWmin
A.20 bytes
B.60 bytes
C.120 bytes
D.160 bytes
A.minimum jitter
B.maximum jitter
C.upstream standard packet deviation
D.average MOS value
E.average conceal rate
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.
最新試題
What is recommended for a wireless LAN infrastructure configuration when using SVP-version SpectraLink phones?（）
What is the recommended Cisco DSCP value for a switch or router passing Cisco Unified Wireless IP Phone 7921G RTP packets?（）
What is the Cisco recommended setting for the Cisco Unified Wireless Network WLC Voice Call Admission Control Max RF Bandwidth to support the Cisco Unified Wireless IP Phone 7921G?（）
Which three are interframe spaces defined in 802.11?（）
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?（）
What will improve the battery life of a Cisco Unified Wireless IP Phone 7921G?（）
Which wireless LAN statistics are reported from the Cisco Unified Wireless IP Phone 7921G via a directly connected web browser?（）
Which three statements are true about load-based Call Admission Control?（）
Which three call information items does AirMagnet VoFi Analyzer provide? （）
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?（）