1、打开ensp模拟器,新建拓扑,添加设备如下图所示

2、启动LSW1交换机,在命令行,创建vlan2,并分配与电脑连接端口为access端,与路由器连接端口为trunk,命令如下:
vlan 2
inter eth0/0/2
port link-type acces
port default vlan 2
inter eth0/0/1
port trunk allow-pass vlan all

3、在PC2上配置网络如下图

4、启动LSW2,在命令行创建vlan 3并配置电脑连接端为access,与路由器连接端为trunk,命令如下:
vlan 3
inter eth0/0/2
port link-type acces
port default vlan 3
inter eth0/0/1
port trunk allow-pass vlan all

5、配置PC3的网络如下图

6、启彩净动AR1路由器,并配置vlan2和vlan3如下
vlan
inter vlan 2
膨鉴
ip address 192.168.2.254 255.255.255.0 网关ipvlan 3
inter vlan 3
ip address 192.168.3.254 255.255.255.0
inter eth0/0/0
port link-type trunk
port trunk allow-pass vlan all
inter eth0/0/1
port link-type trunk
port trunk allow-pass vlan all

7、在PC3电脑ping另一台电脑ip,可以ping通一切正常,注意子网掩码一定要与路由器配置网宿没何关一致,否则无法ping通
