Agora vamos configurar a porta trunk:
switch0# configure terminal
switch0(config)# interface gig0/2
switch0(config-if)# switchport mode trunk
switch0(config-if)# end
switch0# wr
O comando “show run” mostra:
Switch#show run
........................................
interface FastEthernet0/1
switchport access vlan 100
interface FastEthernet0/2
switchport access vlan 100
interface FastEthernet0/3
shutdown
........................................
interface FastEthernet0/23
switchport mode trunk
interface FastEthernet0/24
interface GigabitEthernet0/1
switchport mode access
interface GigabitEthernet0/2
switchport mode trunk
.......................................
end
Switch#