单项选择题
A.minimum jitter
B.maximum jitter
C.upstream standard packet deviation
D.average MOS value
E.average conceal rate
单项选择题 WhichstatementdescribesthecallbehavioroftheCiscoUnifiedWirelessIPPhone7921Gwhenit roamsfrom802.11bto802.11a?（）
多项选择题 WhichtwopiecesofinformationdoestheCiscoWLCv5.2clientmonitorfeatureprovideabouta VoWLANclient?（）
单项选择题 WhichconfigurationisrequiredforaVocerabadgetofunctionproperlyonaCiscoWLC?（）