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
Which two multicast modes are valid options for use with Ethernet bridging on a mesh AP?（）
For which quality of service parameter should the WLAN for VoWLAN clients be configured?（）
What call performance statistics are reported on the Cisco Wireless IP Phone 7921 user interface?（）
What is recommended for a wireless LAN infrastructure configuration when using SVP-version SpectraLink phones?（）
Which three solutions does AirMagnet VoFi Pro Analyzer integrate?（）
Which configuration should be done in order to improve the performance of the Cisco Unified Wireless IP Phone 7921G in a WLAN infrastructure?（）
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?（）
What will improve the battery life of a Cisco Unified Wireless IP Phone 7921G?（）
What is the payload size of a wireless IP phone in a call using G.711 codec?（）
For which WMM queue is U-APSD most beneficial?（）