单项选择题
What amount of cell overlap ensures smooth roaming for wireless endpoints?()
A.5~10%
B.10 ~15%
C.15~20%
D.20~25%
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相关考题
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单项选择题
HowmanychannelsaredefinedintheIEEE802.11bDSSSchannelset?()
A. 3
B. 4
C. 11
D. 13
E. 14 -
单项选择题
Whichsignalandnoisevalueswillresultinthebestphonecommunicationwithanaccesspoint?()
A. Signal strength 0dBm, noise level 6dBm
B. Signal strength 8dBm, noise level 9dBm
C. Signal strength 4 dBm, noise level 4 dBm
D. Signal strength 6dBm, noise level 5 dBm -
单项选择题
Toensurequality,whatisthemaximumend-to-endtransittimeinmillisecondsonavoice network?()
A. 50
B. 100
C. 150
D. 200
E. 250
