1、設定埠最大裝置連線數

Switch>en
Switch#conf t
Switch(config)#int f0/1
Switch(config-if)#switchport mode trunk 
Switch(config-if)#switchport port-security 
Switch(config-if)#switchport port-security maximum 2
Switch(config-if)#switchport port-security violation shutdown 

2 埠繫結主機Mac地址

Switch(config)#int f0/2
Switch(config-if)#switchport mode access 
Switch(config-if)#switchport port-security 
Switch(config-if)#switchport port-security mac-address sticky
Switch(config-if)#switchport port-security violation shutdown