单项选择题
A.As FastEthernet0/12 will be the last to come up, it will not be blocked by STP.
B.Remote access management of this switch will not be possible without configuration change.
C.More VLANs will need to be created for this switch.
D.The switch will need a different IOS code in order to support VLANs and STP.
单项选择题 Select the action that results from executing these commands.（）Switch(config-if)# switchport port-securitySwitch(config-if)# switchport port-security mac-address sticky
多项选择题 Which two commands correctly verify whether port security has been configured on port FastEthernet 0/12 on a switch?（）
多项选择题 Which can be done to secure the virtual terminal interfaces on a router?（）
