多项选择题
A.Administratively shut down the interfaces.
B.Physically secure the interfaces.
C.Configure a virtual terminal password and login process.
D.Enter an access list and applyit to the terminal interfaces using theaccess-class command.
E.Create an access list and applyit to the terminal interfaces using theaccess-group command.
单项选择题 Assumingthedefaultswitchconfiguration，whichapproachshouldyouusetoconfiguretheextendedvlanrange（1006through4094）onaciscocatalyst3750seriesswitch？（）
多项选择题 Whichtwocommandscanbeusedtoverifyatrunklinkconfigurationtstatusonagivenciscoswitch？（）
单项选择题 The network administrator is in a campus building distant from Building B. WANRouter is hosting a newly installed WAN link on interface S0/0. The new link is not functioning and the administrator needs to determine if the correct cable has been attached to the S0/0 interface. How can the administrator accurately verify the correct cable type on S0/0 in the most efficient manner（）。