A.background
B.best effort
C.voice
D.video
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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.
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
最新試題
What will improve the battery life of a Cisco Unified Wireless IP Phone 7921G?（）
What is the WMM user priority of the packets going downstream to the client when the client does not support TSPEC but the Cisco WLC has ACM enabled and WLAN priority is set to Platinum?（）
What is the recommended minimum speed at the edge of the cells in an 802.11g network for a good Cisco VoWLAN deployment?（）
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 two EAP types does the Cisco Unified Wireless IP Phone 7921G firmware code version 1.3(x) support?（）
What is the bandwidth requirement of an active duplex wireless call using G.711 codec?（）
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?（）
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?（）
Which three are benefits of U-APSD?（）
Which three actions are required to access the network statistics on a remote Cisco Unified Wireless IP Phone 7921G via a web browser?（）