Cisco IOS Router on a Stick

Network Topology

Router0 Configuration Commands

Router0>enableRouter0#configure terminalRouter0(config)#interface fastEthernet 0/0Router0(config-if)#no shutdownRouter0(config-if)#interface fastEthernet 0/0.10Router0(config-subif)#encapsulation dot1q 10Router0(config-subif)#ip address 192.168.10.1 255.255.255.0Router0(config-if)#interface fastEthernet 0/0.20Router0(config-subif)#encapsulation dot1q 20Router0(config-subif)#ip address 192.168.20.1 255.255.255.0Router0(config-if)#interface fastEthernet 0/0.30Router0(config-subif)#encapsulation dot1q 30Router0(config-subif)#ip address 192.168.30.1 255.255.255.0Router0(config-subif)#endRouter0#show ip interface brief

Router0#show interfaces

Switch0 Configuration Commands

Switch0>enableSwitch0#configure terminalSwitch0(config)#interface fastEthernet 0/1Switch0(config-if)#switchport mode trunkSwitch0(config-if)#interface fastEthernet 0/2Switch0(config-if)#switchport access vlan 10Switch0(config-if)#interface fastEthernet 0/3Switch0(config-if)#switchport access vlan 20Switch0(config-if)#interface fastEthernet 0/4Switch0(config-if)#switchport access vlan 30Switch0(config-if)#endSwitch0#show vlan brief

Switch0#show interfaces status

Configure the Three PCs

PC0

PC1

PC2

Test with Ping and Tracert

Cisco Packet Tracer File

net12 router on a stick.pkt