这是网络拓扑:
1、为了达到双击热备,在三层交换机SW1上划分4个vlan,
vlan10:192.168.10.1
vlan20:192.168.20.1
vlan30:192.168.30.1
vlan40:192.168.40.1
在三层交换机SW2上划分4个vlan,
vlan10:192.168.10.2
vlan20:192.168.20.2
vlan30:192.168.30.2
vlan40:192.168.40.2
三层1为vlan10、vlan20主根,三层2为vlan30、vlan40主根
两台三层SW1、SW2通过聚合trunk口连接
2、路由器R1和SW2连接设置接口ip如图,在SW1上启用RIP协议:
如下:
Switch(config)#router rip
Switch(config-router)#network 192.168.10.0
Switch(config-router)#network 192.168.20.0
Switch(config-router)#network 192.168.30.0
Switch(config-router)#network 192.168.40.0
Switch(config-router)#version 2
Switch(config-router)#no auto-summary
在SW2上配置RIP协议如下:
Switch(config)#router rip
Switch(config-router)#network 192.168.10.0
Switch(config-router)#network 192.168.20.0
Switch(config-router)#network 192.168.30.0
Switch(config-router)#network 192.168.40.0
Switch(config-router)#network 192.168.101.0
Switch(config-router)#version 2
Switch(config-router)#no auto-summary
在路由器R1上配置RIP协议如下:
Router(config)#router rip
Router(config-router)#network 192.168.101.0
Router(config-router)#network 192.168.102.0
Router(config-router)#version 2
Router(config-router)#no auto-summary
Router(config-router)#exit
Router(config)#
在R2上配置RIP协议如下:
Router(config)#router rip
Router(config-router)#network 192.168.102.0
Router(config-router)#network 192.168.103.0
Router(config-router)#version 2
Router(config-router)#exit
Router(config)#router rip
Router(config-router)#no auto-summary
在三层交换机SW7上配置RIP协议如下:
Switch(config)#ip routing
Switch(config)#router rip
Switch(config-router)#network 192.168.103.0
Switch(config-router)#network 10.124.1.0
Switch(config-router)#network 10.124.2.0
Switch(config-router)#no auto-summary
Switch(config-router)#version 2
Switch(config-router)#exit
最终在SW1上生成路由表如下:
10.0.0.0/24 is subnetted, 2 subnets
R 10.124.1.0 [120/4] via 192.168.10.2, 00:00:15, Vlan10
[120/4] via 192.168.20.2, 00:00:15, Vlan20
[120/4] via 192.168.30.2, 00:00:15, Vlan30
[120/4] via 192.168.40.2, 00:00:15, Vlan40
R 10.124.2.0 [120/4] via 192.168.10.2, 00:00:15, Vlan10
[120/4] via 192.168.20.2, 00:00:15, Vlan20
[120/4] via 192.168.30.2, 00:00:15, Vlan30
[120/4] via 192.168.40.2, 00:00:15, Vlan40
C 192.168.10.0/24 is directly connected, Vlan10
C 192.168.20.0/24 is directly connected, Vlan20
C 192.168.30.0/24 is directly connected, Vlan30
C 192.168.40.0/24 is directly connected, Vlan40
R 192.168.101.0/24 [120/1] via 192.168.10.2, 00:00:15, Vlan10
[120/1] via 192.168.40.2, 00:00:15, Vlan40
[120/1] via 192.168.20.2, 00:00:15, Vlan20
[120/1] via 192.168.30.2, 00:00:15, Vlan30
R 192.168.102.0/24 [120/2] via 192.168.10.2, 00:00:15, Vlan10
[120/2] via 192.168.20.2, 00:00:15, Vlan20
[120/2] via 192.168.30.2, 00:00:15, Vlan30
[120/2] via 192.168.40.2, 00:00:15, Vlan40
R 192.168.103.0/24 [120/3] via 192.168.10.2, 00:00:15, Vlan10
[120/3] via 192.168.20.2, 00:00:15, Vlan20
[120/3] via 192.168.30.2, 00:00:15, Vlan30
[120/3] via 192.168.40.2, 00:00:15, Vlan40
从上面路由表得出实例:192.168.20.5(网关192.168.20.1)的主机访问10.124.1.16主机的流量,要从SW1的192.168.20.1 流向SW2的192.168.20.2,然后从SW2的192.168.101.253接口出去。
现在的问题是:以上路由都是通过RIP协议自动生成的,能否通过手动添加静态路由的方法实现同一个vlan10内,由192.168.10.1到192.168.10.2的静态路由?