A-A+
	三层交换实现VLAN路由的组网拓扑和配置命令
两台PC主机通过一台思科的3560-24PS三层交换机(Multilayers Switch)连接,拓扑图如下所示:
要实现VLAN间的路由功能,PC主机0的ip地址的设置如下图:
PC主机1的IP地址、子网掩码、默认网关和DNS服务器如下图:
下面是交换机上的配置命令:
- Switch>en
 - Switch>enable
 - Switch#conf
 - Switch#configure
 - Switch#configure terminal
 - Enter configuration commands, one per line. End with CNTL/Z.
 - Switch(config)#vl
 - Switch(config)#vlan 2
 - Switch(config-vlan)#exit
 - Switch(config)#in f0/1
 - Switch(config-if)#sw
 - Switch(config-if)#switchport m
 - Switch(config-if)#switchport mode a
 - Switch(config-if)#switchport mode access
 - Switch(config-if)#sw
 - Switch(config-if)#switchport a
 - Switch(config-if)#switchport access v
 - Switch(config-if)#switchport access vlan 1
 - Switch(config-if)#in f0/2
 - Switch(config-if)#sw
 - Switch(config-if)#switchport m
 - Switch(config-if)#switchport mode a
 - Switch(config-if)#switchport mode access
 - http://www.19216811.la
 - Switch(config-if)#sw
 - Switch(config-if)#switchport a
 - Switch(config-if)#switchport access v
 - Switch(config-if)#switchport access vlan 2
 - Switch(config-if)#exit
 - Switch(config)#ip routing
 - Switch(config)#in vl
 - Switch(config)#in vlan 1
 - Switch(config-if)#ip add 172.16.1.1 255.255.255.0
 - Switch(config-if)#no shu
 - Switch(config-if)#no shutdown
 - %LINK-5-CHANGED: Interface Vlan1, changed state to up
 - %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan1, changed state to up
 - Switch(config-if)#exit
 - Switch(config)#in vl
 - Switch(config)#in vlan 2
 - %LINK-5-CHANGED: Interface Vlan2, changed state to up
 - %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan2, changed state to up
 - Switch(config-if)#ip add 172.16.2.1 255.255.255.0
 - Switch(config-if)#no shu
 - Switch(config-if)#no shutdown
 - Switch(config-if)#exit
 - Switch(config)#
 - Switch#
 - %SYS-5-CONFIG_I: Configured from console by console
 


