Kommutator 0
Switch>enable
Switch#configure
terminal
Switch(config)#vlan 10
Switch(config-vlan)#exit
Switch(config)#vlan 20
Switch(config-vlan)#exit
Switch(config)#vlan 30
Switch(config-vlan)#exit
Switch(config)# interface FastEthernet 0/1
Switch(config-if)#switchport mode
access
Switch(config-if)#switchport access vlan 10
Switch(config)# interface FastEthernet 0/2
Switch(config-if)#switchport mode access
Switch(config-if)#switchport access vlan 20
Switch(config)# interface FastEthernet 0/3