PacketTracer5
1台交换机+2台PC+一台路由器
交换机：2960 路由器：2811
打开软件选择两台PC+1台交换机+1台路由器，PC与交换机用直通线连接，交换机与路由器用直通线连接
配置交换机： Switch>enSwitch#configConfiguring from terminal, memory, or network [terminal]?Enter configuration commands, one per line. End with CNTL/Z.Switch(config)#exitSwitch#%SYS-5-CONFIG_I: Configured from console by console Switch#vlan daSwitch#vlan database% Warning: It is recommended to configure VLAN from config mode, as VLAN database mode is being deprecated. Please consult user documentation for configuring VTP/VLAN in config mode. Switch(vlan)#vlan 2VLAN 2 added: Name: VLAN0002Switch(vlan)#vlan 3VLAN 3 added: Name: VLAN0003Switch(vlan)#exitAPPLY completed.Exiting.... Switch#configConfiguring from terminal, memory, or network [terminal]?Enter configuration commands, one per line. End with CNTL/Z.Switch(config)# interface fastEthernet 0/2Switch(config-if)#switchport access vlan 2Switch(config-if)#no shutdownSwitch(config-if)#exit Switch(config)#interface fastEthernet 0/3Switch(config-if)#switchport access vlan 3Switch(config-if)#no shutdownSwitch(config-if)#exit Switch(config)#interface fastEthernet 0/1Switch(config-if)#switchport mode trunkSwitch(config-if)#no shutdownSwitch(config-if)#exit
配置路由器：Router>enRouter#configConfiguring from terminal, memory, or network [terminal]?Enter configuration commands, one per line. End with CNTL/Z.Router(config)#interface fastEthernet 0/0Router(config-if)#no shutdownRouter(config-if)#exit Router(config)#interface fastEthernet 0/0.1Router(config-subif)#encapsulation dot1Q 2Router(config-subif)#ip address 192.168.2.1 255.255.255.0Router(config-subif)#no shutdownRouter(config-subif)#exit Router(config)#interface fastEthernet 0/0.2Router(config-subif)#encapsulation dot1Q 3Router(config-subif)#ip add 192.168.3.1 255.255.255.0Router(config-subif)#no shutdownRouter(config)#end Router# writeBuilding configuration...[OK]
分别给两台PC配置IP地址和网关PC1：192.168.2.10 255.255.255.0 192.168.2.1 PC2：192.168.3.10 255.255.255.0 192.168.3.1