switchport access vlan 3
no shutdown
spanning-tree portfast
spanning-tree uplinefast
spanning-tree backbonefast
interface gigabitethernet 0/1
switchport mode trunk
switchport trunk encapsulation dotlq
switchport trunk allowed vlan all
spanning-tree cost 10
interface gigabitethernet 0/2
switchport mode trunk
switchport trunk encapsulation dotlq
switchport trunk allowed vlan all
spanning-tree cost 20 exit line con 0 line aux 0
line vty 0 15
password 12345678 login end
copy running-config startup-config reload
