S5#sh run int fa 0/24
Building configuration...

Current configuration : 183 bytes
!
interface FastEthernet0/24
 switchport trunk encapsulation dot1q
 switchport trunk allowed vlan 10,20,34
 switchport mode trunk
 switchport nonegotiate
 speed 100
 duplex full


S6#sh run int fa0/24
Building configuration...

Current configuration : 183 bytes
!
interface FastEthernet0/24
 switchport trunk encapsulation dot1q
 switchport trunk allowed vlan 10,20,34
 switchport mode trunk
 switchport nonegotiate
 speed 100
 duplex full
end

S6#sh int tru

Port        Mode         Encapsulation  Status        Native vlan
Fa0/24      on           802.1q         trunking      1

Port        Vlans allowed on trunk
Fa0/24      10,20,34

Port        Vlans allowed and active in management domain
Fa0/24      10,20,34

Port        Vlans in spanning tree forwarding state and not pruned
Fa0/24      10,20,34