多项选择题
A.Serial connection
B.Secure Shell
C.RADIUS
D.Simple Network Management Protocol
E.HTTP
F.Telnet
多项选择题 WhichofthefollowingcharacteristicsdescribetheBPDUGuardfeature？（Chooseallthatapply.）（）
单项选择题 AMACaddressfloodattackisoccurringontheLAN.Duringthisattack，numerousframesareforwardedtoaswitchwhichcausestheCAMtabletofilltocapacity.Howdoesthisactionbenefittheattacker？（）
单项选择题 ThenetworkisbeingfloodedwithinvalidLayer2addresses，causingswitchCAMtablestobefilledandforcingunicasttraffictobetransmittedoutallswitchports.WhichtypeofLayer2attackisbeingusedhere？（）