Switch Port Security

switchport mode access
switchport access vlan 1
switchport port-security mac-address sticky

switchport port-security maximum 1
switchport port-security violation shutdown
switchport port-security

 

int range fa0/2-3
switchport mode access
switchport access vlan 1
switchport port-security mac-address sticky
switchport port-security maximum 1
switchport port-security violation shutdown
switchport port-security

시험은 fa0/0 에서 다른 장비 혹은 Laptop을 물리면 IP를 새로 받으면서 죽어버린다.