多项选择题
A.10.2.127.220/16
B.127.0.0.1/24
C.212.2.17.54/16
D.9.2.128.254/8
E.127.2.126.213/24
单项选择题 Auserhasasmallnetworkoffourcomputersthattheywanttoconnecttoasinglecablemodem.Whichofthefollowingdeviceswouldallowtheusertodothis？（）
单项选择题 Auserstatesthattheycannotaccessanetworkshareddrive.Thetechnicianhasverifiedthattheclientsnetworkcableisgood.TheIPaddressofthemachineis169.254.10.15.Whichofthefollowingisthecauseoftheproblem？（）
单项选择题 EnsuringthatdataistransmittedsecurelyoveranIPnetworkisthemainpurposeof：（）