Which set of commands is recommended to prevent the use of a hub in the access layer?（）
- A、switch(config-if)#switchport mode trunk switch(config-if)#switchport port-security maximum 1
- B、switch(config-if)#switchport mode trunk switch(config-if)#switchport port-security mac-address 1
- C、switch(config-if)#switchport mode access switch(config-if)#switchport port-security maximum 1
- D、switch(config-if)#switchport mode access switch(config-if)#switchport port-security mac-address 1
正确答案:C
答案解析:有
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