the configuration#SW0
interface FastEthernet1/0
switchport mode trunk
interface FastEthernet1/1
switchport mode trunk
interface FastEthernet1/2
switchport mode trunk
interface FastEthernet1/15
switchport mode trunk
or
interface range fastethernet 1/0 - 2at the exec-mode #
switchport mode trunk
vlan database#sw1
vtp domain gns3cisco
vlan 10 name accounting
vlan 20 name markting
vlan 30 name operations
vlan 100 name administration
apply
interface FastEthernet1/0
switchport mode trunk
vlan database
vtp client
interface range fastethernet 1/10 - 12
switchport mode access
switchport access vlan 100
#sw2
interface FastEthernet1/0
switchport mode trunk
vlan database
vtp client
interface FastEthernet1/10
switchport mode access
switchport access vlan 10
interface FastEthernet1/11
switchport mode access
switchport access vlan 20
interface FastEthernet1/12
switchport mode access
switchport access vlan 30
#sw3
interface FastEthernet1/0
switchport mode trunk
vlan database
vtp client
interface FastEthernet1/10router 1
switchport mode access
switchport access vlan 10
interface FastEthernet1/11
switchport mode access
switchport access vlan 20
interface FastEthernet1/12
switchport mode access
switchport access vlan 30
R1(config)#interface fastEthernet 0/0
R1(config-if)#no shut
R1(config-if)#interface fastEthernet 0/0.10
R1(config-subif)#encapsulation dot1Q 10
R1(config-subif)#ip address 192.168.10.1 255.255.255.0
R1(config-subif)#no shut
R1(config-if)#interface fastEthernet 0/0.20
R1(config-subif)#encapsulation dot1Q 20
R1(config-subif)#ip address 192.168.20.1 255.255.255.0
R1(config-subif)#no shut
R1(config-if)#interface fastEthernet 0/0.30
R1(config-subif)#encapsulation dot1Q 30
R1(config-subif)#ip address 192.168.30.1 255.255.255.0
R1(config-subif)#no shut
R1(config-if)#interface fastEthernet 0/0.100
R1(config-subif)#encapsulation dot1Q 100
R1(config-subif)#ip address 192.168.100.1 255.255.255.0
R1(config-subif)#no shut
download this topology copy VPcs file : vlansto to the VPCs directory and load it
download VPCs
